Merge branch 'dev' into buroa/hybrid-search

README.md

@@ -25,22 +25,28 @@ Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI d
 
 - 🚀 **Effortless Setup**: Install seamlessly using Docker or Kubernetes (kubectl, kustomize or helm) for a hassle-free experience.
 
+- 🌈 **Theme Customization**: Choose from a variety of themes to personalize your Open WebUI experience.
+
 - 💻 **Code Syntax Highlighting**: Enjoy enhanced code readability with our syntax highlighting feature.
 
 - ✒️🔢 **Full Markdown and LaTeX Support**: Elevate your LLM experience with comprehensive Markdown and LaTeX capabilities for enriched interaction.
 
 - 📚 **Local RAG Integration**: Dive into the future of chat interactions with the groundbreaking Retrieval Augmented Generation (RAG) support. This feature seamlessly integrates document interactions into your chat experience. You can load documents directly into the chat or add files to your document library, effortlessly accessing them using `#` command in the prompt. In its alpha phase, occasional issues may arise as we actively refine and enhance this feature to ensure optimal performance and reliability.
 
+- 🔍 **RAG Embedding Support**: Change the RAG embedding model directly in document settings, enhancing document processing. This feature supports Ollama and OpenAI models.
+
 - 🌐 **Web Browsing Capability**: Seamlessly integrate websites into your chat experience using the `#` command followed by the URL. This feature allows you to incorporate web content directly into your conversations, enhancing the richness and depth of your interactions.
 
 - 📜 **Prompt Preset Support**: Instantly access preset prompts using the `/` command in the chat input. Load predefined conversation starters effortlessly and expedite your interactions. Effortlessly import prompts through [Open WebUI Community](https://openwebui.com/) integration.
 
-- 👍👎 **RLHF Annotation**: Empower your messages by rating them with thumbs up and thumbs down, facilitating the creation of datasets for Reinforcement Learning from Human Feedback (RLHF). Utilize your messages to train or fine-tune models, all while ensuring the confidentiality of locally saved data.
+- 👍👎 **RLHF Annotation**: Empower your messages by rating them with thumbs up and thumbs down, followed by the option to provide textual feedback, facilitating the creation of datasets for Reinforcement Learning from Human Feedback (RLHF). Utilize your messages to train or fine-tune models, all while ensuring the confidentiality of locally saved data.
 
 - 🏷️ **Conversation Tagging**: Effortlessly categorize and locate specific chats for quick reference and streamlined data collection.
 
 - 📥🗑️ **Download/Delete Models**: Easily download or remove models directly from the web UI.
 
+- 🔄 **Update All Ollama Models**: Easily update locally installed models all at once with a convenient button, streamlining model management.
+
 - ⬆️ **GGUF File Model Creation**: Effortlessly create Ollama models by uploading GGUF files directly from the web UI. Streamlined process with options to upload from your machine or download GGUF files from Hugging Face.
 
 - 🤖 **Multiple Model Support**: Seamlessly switch between different chat models for diverse interactions.
@@ -53,28 +59,42 @@ Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI d
 
 - 💬 **Collaborative Chat**: Harness the collective intelligence of multiple models by seamlessly orchestrating group conversations. Use the `@` command to specify the model, enabling dynamic and diverse dialogues within your chat interface. Immerse yourself in the collective intelligence woven into your chat environment.
 
+- 🗨️ **Local Chat Sharing**: Generate and share chat links seamlessly between users, enhancing collaboration and communication.
+
 - 🔄 **Regeneration History Access**: Easily revisit and explore your entire regeneration history.
 
 - 📜 **Chat History**: Effortlessly access and manage your conversation history.
 
+- 📬 **Archive Chats**: Effortlessly store away completed conversations with LLMs for future reference, maintaining a tidy and clutter-free chat interface while allowing for easy retrieval and reference.
+
 - 📤📥 **Import/Export Chat History**: Seamlessly move your chat data in and out of the platform.
 
 - 🗣️ **Voice Input Support**: Engage with your model through voice interactions; enjoy the convenience of talking to your model directly. Additionally, explore the option for sending voice input automatically after 3 seconds of silence for a streamlined experience.
 
+- 🔊 **Configurable Text-to-Speech Endpoint**: Customize your Text-to-Speech experience with configurable OpenAI endpoints.
+
 - ⚙️ **Fine-Tuned Control with Advanced Parameters**: Gain a deeper level of control by adjusting parameters such as temperature and defining your system prompts to tailor the conversation to your specific preferences and needs.
 
-- 🎨🤖 **Image Generation Integration**: Seamlessly incorporate image generation capabilities using AUTOMATIC1111 API (local) and DALL-E, enriching your chat experience with dynamic visual content.
+- 🎨🤖 **Image Generation Integration**: Seamlessly incorporate image generation capabilities using options such as AUTOMATIC1111 API (local), ComfyUI (local), and DALL-E, enriching your chat experience with dynamic visual content.
 
 - 🤝 **OpenAI API Integration**: Effortlessly integrate OpenAI-compatible API for versatile conversations alongside Ollama models. Customize the API Base URL to link with **LMStudio, Mistral, OpenRouter, and more**.
 
 - ✨ **Multiple OpenAI-Compatible API Support**: Seamlessly integrate and customize various OpenAI-compatible APIs, enhancing the versatility of your chat interactions.
 
+- 🔑 **API Key Generation Support**: Generate secret keys to leverage Open WebUI with OpenAI libraries, simplifying integration and development.
+
 - 🔗 **External Ollama Server Connection**: Seamlessly link to an external Ollama server hosted on a different address by configuring the environment variable.
 
 - 🔀 **Multiple Ollama Instance Load Balancing**: Effortlessly distribute chat requests across multiple Ollama instances for enhanced performance and reliability.
 
 - 👥 **Multi-User Management**: Easily oversee and administer users via our intuitive admin panel, streamlining user management processes.
 
+- 🔗 **Webhook Integration**: Subscribe to new user sign-up events via webhook (compatible with Google Chat and Microsoft Teams), providing real-time notifications and automation capabilities.
+
+- 🛡️ **Model Whitelisting**: Admins can whitelist models for users with the 'user' role, enhancing security and access control.
+
+- 📧 **Trusted Email Authentication**: Authenticate using a trusted email header, adding an additional layer of security and authentication.
+
 - 🔐 **Role-Based Access Control (RBAC)**: Ensure secure access with restricted permissions; only authorized individuals can access your Ollama, and exclusive model creation/pulling rights are reserved for administrators.
 
 - 🔒 **Backend Reverse Proxy Support**: Bolster security through direct communication between Open WebUI backend and Ollama. This key feature eliminates the need to expose Ollama over LAN. Requests made to the '/ollama/api' route from the web UI are seamlessly redirected to Ollama from the backend, enhancing overall system security.

backend/apps/images/utils/comfyui.py

@@ -195,7 +195,7 @@ class ImageGenerationPayload(BaseModel):
 def comfyui_generate_image(
     model: str, payload: ImageGenerationPayload, client_id, base_url
 ):
-    host = base_url.replace("http://", "").replace("https://", "")
+    ws_url = base_url.replace("http://", "ws://").replace("https://", "wss://")
 
     comfyui_prompt = json.loads(COMFYUI_DEFAULT_PROMPT)
 
@@ -217,7 +217,7 @@ def comfyui_generate_image(
 
     try:
         ws = websocket.WebSocket()
-        ws.connect(f"ws://{host}/ws?clientId={client_id}")
+        ws.connect(f"{ws_url}/ws?clientId={client_id}")
         log.info("WebSocket connection established.")
     except Exception as e:
         log.exception(f"Failed to connect to WebSocket server: {e}")

backend/apps/litellm/main.py

@@ -1,100 +1,336 @@
+from fastapi import FastAPI, Depends, HTTPException
+from fastapi.routing import APIRoute
+from fastapi.middleware.cors import CORSMiddleware
+
 import logging
-
-from litellm.proxy.proxy_server import ProxyConfig, initialize
-from litellm.proxy.proxy_server import app
-
 from fastapi import FastAPI, Request, Depends, status, Response
 from fastapi.responses import JSONResponse
 
 from starlette.middleware.base import BaseHTTPMiddleware, RequestResponseEndpoint
 from starlette.responses import StreamingResponse
 import json
+import time
+import requests
 
-from utils.utils import get_http_authorization_cred, get_current_user
+from pydantic import BaseModel, ConfigDict
+from typing import Optional, List
+
+from utils.utils import get_verified_user, get_current_user, get_admin_user
 from config import SRC_LOG_LEVELS, ENV
+from constants import MESSAGES
 
 log = logging.getLogger(__name__)
 log.setLevel(SRC_LOG_LEVELS["LITELLM"])
 
 
-from config import (
+from config import MODEL_FILTER_ENABLED, MODEL_FILTER_LIST, DATA_DIR
-    MODEL_FILTER_ENABLED,
+
-    MODEL_FILTER_LIST,
+from litellm.utils import get_llm_provider
+
+import asyncio
+import subprocess
+import yaml
+
+app = FastAPI()
+
+origins = ["*"]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
 )
 
 
-proxy_config = ProxyConfig()
+LITELLM_CONFIG_DIR = f"{DATA_DIR}/litellm/config.yaml"
+
+with open(LITELLM_CONFIG_DIR, "r") as file:
+    litellm_config = yaml.safe_load(file)
+
+app.state.CONFIG = litellm_config
+
+# Global variable to store the subprocess reference
+background_process = None
 
 
-async def config():
+async def run_background_process(command):
-    router, model_list, general_settings = await proxy_config.load_config(
+    global background_process
-        router=None, config_file_path="./data/litellm/config.yaml"
+    log.info("run_background_process")
+
+    try:
+        # Log the command to be executed
+        log.info(f"Executing command: {command}")
+        # Execute the command and create a subprocess
+        process = await asyncio.create_subprocess_exec(
+            *command.split(), stdout=subprocess.PIPE, stderr=subprocess.PIPE
+        )
+        background_process = process
+        log.info("Subprocess started successfully.")
+
+        # Capture STDERR for debugging purposes
+        stderr_output = await process.stderr.read()
+        stderr_text = stderr_output.decode().strip()
+        if stderr_text:
+            log.info(f"Subprocess STDERR: {stderr_text}")
+
+        # log.info output line by line
+        async for line in process.stdout:
+            log.info(line.decode().strip())
+
+        # Wait for the process to finish
+        returncode = await process.wait()
+        log.info(f"Subprocess exited with return code {returncode}")
+    except Exception as e:
+        log.error(f"Failed to start subprocess: {e}")
+        raise  # Optionally re-raise the exception if you want it to propagate
+
+
+async def start_litellm_background():
+    log.info("start_litellm_background")
+    # Command to run in the background
+    command = (
+        "litellm --port 14365 --telemetry False --config ./data/litellm/config.yaml"
     )
 
-    await initialize(config="./data/litellm/config.yaml", telemetry=False)
+    await run_background_process(command)
 
 
-async def startup():
+async def shutdown_litellm_background():
-    await config()
+    log.info("shutdown_litellm_background")
+    global background_process
+    if background_process:
+        background_process.terminate()
+        await background_process.wait()  # Ensure the process has terminated
+        log.info("Subprocess terminated")
+        background_process = None
 
 
 @app.on_event("startup")
-async def on_startup():
+async def startup_event():
-    await startup()
+
+    log.info("startup_event")
+    # TODO: Check config.yaml file and create one
+    asyncio.create_task(start_litellm_background())
 
 
 app.state.MODEL_FILTER_ENABLED = MODEL_FILTER_ENABLED
 app.state.MODEL_FILTER_LIST = MODEL_FILTER_LIST
 
 
-@app.middleware("http")
+@app.get("/")
-async def auth_middleware(request: Request, call_next):
+async def get_status():
-    auth_header = request.headers.get("Authorization", "")
+    return {"status": True}
-    request.state.user = None
 
+
+async def restart_litellm():
+    """
+    Endpoint to restart the litellm background service.
+    """
+    log.info("Requested restart of litellm service.")
     try:
-        user = get_current_user(get_http_authorization_cred(auth_header))
+        # Shut down the existing process if it is running
-        log.debug(f"user: {user}")
+        await shutdown_litellm_background()
-        request.state.user = user
+        log.info("litellm service shutdown complete.")
+
+        # Restart the background service
+
+        asyncio.create_task(start_litellm_background())
+        log.info("litellm service restart complete.")
+
+        return {
+            "status": "success",
+            "message": "litellm service restarted successfully.",
+        }
     except Exception as e:
-        return JSONResponse(status_code=400, content={"detail": str(e)})
+        log.info(f"Error restarting litellm service: {e}")
-
+        raise HTTPException(
-    response = await call_next(request)
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=str(e)
-    return response
+        )
 
 
-class ModifyModelsResponseMiddleware(BaseHTTPMiddleware):
+@app.get("/restart")
-    async def dispatch(
+async def restart_litellm_handler(user=Depends(get_admin_user)):
-        self, request: Request, call_next: RequestResponseEndpoint
+    return await restart_litellm()
-    ) -> Response:
 
-        response = await call_next(request)
-        user = request.state.user
 
-        if "/models" in request.url.path:
+@app.get("/config")
-            if isinstance(response, StreamingResponse):
+async def get_config(user=Depends(get_admin_user)):
-                # Read the content of the streaming response
+    return app.state.CONFIG
-                body = b""
-                async for chunk in response.body_iterator:
-                    body += chunk
 
-                data = json.loads(body.decode("utf-8"))
+
+class LiteLLMConfigForm(BaseModel):
+    general_settings: Optional[dict] = None
+    litellm_settings: Optional[dict] = None
+    model_list: Optional[List[dict]] = None
+    router_settings: Optional[dict] = None
+
+    model_config = ConfigDict(protected_namespaces=())
+
+
+@app.post("/config/update")
+async def update_config(form_data: LiteLLMConfigForm, user=Depends(get_admin_user)):
+    app.state.CONFIG = form_data.model_dump(exclude_none=True)
+
+    with open(LITELLM_CONFIG_DIR, "w") as file:
+        yaml.dump(app.state.CONFIG, file)
+
+    await restart_litellm()
+    return app.state.CONFIG
+
+
+@app.get("/models")
+@app.get("/v1/models")
+async def get_models(user=Depends(get_current_user)):
+    while not background_process:
+        await asyncio.sleep(0.1)
+
+    url = "http://localhost:14365/v1"
+    r = None
+    try:
+        r = requests.request(method="GET", url=f"{url}/models")
+        r.raise_for_status()
+
+        data = r.json()
 
         if app.state.MODEL_FILTER_ENABLED:
             if user and user.role == "user":
                 data["data"] = list(
                     filter(
-                                lambda model: model["id"]
+                        lambda model: model["id"] in app.state.MODEL_FILTER_LIST,
-                                in app.state.MODEL_FILTER_LIST,
                         data["data"],
                     )
                 )
 
-                # Modified Flag
+        return data
-                data["modified"] = True
+    except Exception as e:
-                return JSONResponse(content=data)
 
-        return response
+        log.exception(e)
+        error_detail = "Open WebUI: Server Connection Error"
+        if r is not None:
+            try:
+                res = r.json()
+                if "error" in res:
+                    error_detail = f"External: {res['error']}"
+            except:
+                error_detail = f"External: {e}"
+
+        return {
+            "data": [
+                {
+                    "id": model["model_name"],
+                    "object": "model",
+                    "created": int(time.time()),
+                    "owned_by": "openai",
+                }
+                for model in app.state.CONFIG["model_list"]
+            ],
+            "object": "list",
+        }
 
 
-app.add_middleware(ModifyModelsResponseMiddleware)
+@app.get("/model/info")
+async def get_model_list(user=Depends(get_admin_user)):
+    return {"data": app.state.CONFIG["model_list"]}
+
+
+class AddLiteLLMModelForm(BaseModel):
+    model_name: str
+    litellm_params: dict
+
+    model_config = ConfigDict(protected_namespaces=())
+
+
+@app.post("/model/new")
+async def add_model_to_config(
+    form_data: AddLiteLLMModelForm, user=Depends(get_admin_user)
+):
+    try:
+        get_llm_provider(model=form_data.model_name)
+        app.state.CONFIG["model_list"].append(form_data.model_dump())
+
+        with open(LITELLM_CONFIG_DIR, "w") as file:
+            yaml.dump(app.state.CONFIG, file)
+
+        await restart_litellm()
+
+        return {"message": MESSAGES.MODEL_ADDED(form_data.model_name)}
+    except Exception as e:
+        print(e)
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=str(e)
+        )
+
+
+class DeleteLiteLLMModelForm(BaseModel):
+    id: str
+
+
+@app.post("/model/delete")
+async def delete_model_from_config(
+    form_data: DeleteLiteLLMModelForm, user=Depends(get_admin_user)
+):
+    app.state.CONFIG["model_list"] = [
+        model
+        for model in app.state.CONFIG["model_list"]
+        if model["model_name"] != form_data.id
+    ]
+
+    with open(LITELLM_CONFIG_DIR, "w") as file:
+        yaml.dump(app.state.CONFIG, file)
+
+    await restart_litellm()
+
+    return {"message": MESSAGES.MODEL_DELETED(form_data.id)}
+
+
+@app.api_route("/{path:path}", methods=["GET", "POST", "PUT", "DELETE"])
+async def proxy(path: str, request: Request, user=Depends(get_verified_user)):
+    body = await request.body()
+
+    url = "http://localhost:14365"
+
+    target_url = f"{url}/{path}"
+
+    headers = {}
+    # headers["Authorization"] = f"Bearer {key}"
+    headers["Content-Type"] = "application/json"
+
+    r = None
+
+    try:
+        r = requests.request(
+            method=request.method,
+            url=target_url,
+            data=body,
+            headers=headers,
+            stream=True,
+        )
+
+        r.raise_for_status()
+
+        # Check if response is SSE
+        if "text/event-stream" in r.headers.get("Content-Type", ""):
+            return StreamingResponse(
+                r.iter_content(chunk_size=8192),
+                status_code=r.status_code,
+                headers=dict(r.headers),
+            )
+        else:
+            response_data = r.json()
+            return response_data
+    except Exception as e:
+        log.exception(e)
+        error_detail = "Open WebUI: Server Connection Error"
+        if r is not None:
+            try:
+                res = r.json()
+                if "error" in res:
+                    error_detail = f"External: {res['error']['message'] if 'message' in res['error'] else res['error']}"
+            except:
+                error_detail = f"External: {e}"
+
+        raise HTTPException(
+            status_code=r.status_code if r else 500, detail=error_detail
+        )

backend/apps/openai/main.py

@@ -80,6 +80,7 @@ async def get_openai_urls(user=Depends(get_admin_user)):
 
 @app.post("/urls/update")
 async def update_openai_urls(form_data: UrlsUpdateForm, user=Depends(get_admin_user)):
+    await get_all_models()
     app.state.OPENAI_API_BASE_URLS = form_data.urls
     return {"OPENAI_API_BASE_URLS": app.state.OPENAI_API_BASE_URLS}
 

backend/apps/web/models/tags.py

@@ -136,7 +136,9 @@ class TagTable:
 
         return [
             TagModel(**model_to_dict(tag))
-            for tag in Tag.select().where(Tag.name.in_(tag_names))
+            for tag in Tag.select()
+            .where(Tag.user_id == user_id)
+            .where(Tag.name.in_(tag_names))
         ]
 
     def get_tags_by_chat_id_and_user_id(
@@ -151,7 +153,9 @@ class TagTable:
 
         return [
             TagModel(**model_to_dict(tag))
-            for tag in Tag.select().where(Tag.name.in_(tag_names))
+            for tag in Tag.select()
+            .where(Tag.user_id == user_id)
+            .where(Tag.name.in_(tag_names))
         ]
 
     def get_chat_ids_by_tag_name_and_user_id(

backend/apps/web/routers/chats.py

@@ -28,7 +28,7 @@ from apps.web.models.tags import (
 
 from constants import ERROR_MESSAGES
 
-from config import SRC_LOG_LEVELS
+from config import SRC_LOG_LEVELS, ENABLE_ADMIN_EXPORT
 
 log = logging.getLogger(__name__)
 log.setLevel(SRC_LOG_LEVELS["MODELS"])
@@ -79,6 +79,11 @@ async def get_all_user_chats(user=Depends(get_current_user)):
 
 @router.get("/all/db", response_model=List[ChatResponse])
 async def get_all_user_chats_in_db(user=Depends(get_admin_user)):
+    if not ENABLE_ADMIN_EXPORT:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.ACCESS_PROHIBITED,
+        )
     return [
         ChatResponse(**{**chat.model_dump(), "chat": json.loads(chat.chat)})
         for chat in Chats.get_all_chats()

backend/apps/web/routers/utils.py

@@ -91,7 +91,11 @@ async def download_chat_as_pdf(
 
 @router.get("/db/download")
 async def download_db(user=Depends(get_admin_user)):
-
+    if not ENABLE_ADMIN_EXPORT:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.ACCESS_PROHIBITED,
+        )
     return FileResponse(
         f"{DATA_DIR}/webui.db",
         media_type="application/octet-stream",

backend/config.py

@@ -322,9 +322,14 @@ OPENAI_API_BASE_URLS = [
 ]
 
 OPENAI_API_KEY = ""
+
+try:
     OPENAI_API_KEY = OPENAI_API_KEYS[
         OPENAI_API_BASE_URLS.index("https://api.openai.com/v1")
     ]
+except:
+    pass
+
 OPENAI_API_BASE_URL = "https://api.openai.com/v1"
 
 
@@ -377,6 +382,8 @@ MODEL_FILTER_LIST = [model.strip() for model in MODEL_FILTER_LIST.split(";")]
 
 WEBHOOK_URL = os.environ.get("WEBHOOK_URL", "")
 
+ENABLE_ADMIN_EXPORT = os.environ.get("ENABLE_ADMIN_EXPORT", "True").lower() == "true"
+
 ####################################
 # WEBUI_VERSION
 ####################################

backend/constants.py

@@ -3,6 +3,10 @@ from enum import Enum
 
 class MESSAGES(str, Enum):
     DEFAULT = lambda msg="": f"{msg if msg else ''}"
+    MODEL_ADDED = lambda model="": f"The model '{model}' has been added successfully."
+    MODEL_DELETED = (
+        lambda model="": f"The model '{model}' has been deleted successfully."
+    )
 
 
 class WEBHOOK_MESSAGES(str, Enum):

backend/main.py

@@ -20,12 +20,17 @@ from starlette.middleware.base import BaseHTTPMiddleware
 from apps.ollama.main import app as ollama_app
 from apps.openai.main import app as openai_app
 
-from apps.litellm.main import app as litellm_app, startup as litellm_app_startup
+from apps.litellm.main import (
+    app as litellm_app,
+    start_litellm_background,
+    shutdown_litellm_background,
+)
 from apps.audio.main import app as audio_app
 from apps.images.main import app as images_app
 from apps.rag.main import app as rag_app
 from apps.web.main import app as webui_app
 
+import asyncio
 from pydantic import BaseModel
 from typing import List
 
@@ -47,6 +52,7 @@ from config import (
     GLOBAL_LOG_LEVEL,
     SRC_LOG_LEVELS,
     WEBHOOK_URL,
+    ENABLE_ADMIN_EXPORT,
 )
 from constants import ERROR_MESSAGES
 
@@ -171,7 +177,7 @@ async def check_url(request: Request, call_next):
 
 @app.on_event("startup")
 async def on_startup():
-    await litellm_app_startup()
+    asyncio.create_task(start_litellm_background())
 
 
 app.mount("/api/v1", webui_app)
@@ -203,6 +209,7 @@ async def get_app_config():
         "default_models": webui_app.state.DEFAULT_MODELS,
         "default_prompt_suggestions": webui_app.state.DEFAULT_PROMPT_SUGGESTIONS,
         "trusted_header_auth": bool(webui_app.state.AUTH_TRUSTED_EMAIL_HEADER),
+        "admin_export_enabled": ENABLE_ADMIN_EXPORT,
     }
 
 
@@ -316,3 +323,8 @@ app.mount(
     SPAStaticFiles(directory=FRONTEND_BUILD_DIR, html=True),
     name="spa-static-files",
 )
+
+
+@app.on_event("shutdown")
+async def shutdown_event():
+    await shutdown_litellm_background()

backend/requirements.txt

@@ -17,7 +17,9 @@ peewee
 peewee-migrate
 bcrypt
 
-litellm==1.30.7
+litellm==1.35.17
+litellm[proxy]==1.35.17
+
 boto3
 
 argon2-cffi

src/lib/apis/streaming/index.ts

@@ -0,0 +1,70 @@
+type TextStreamUpdate = {
+	done: boolean;
+	value: string;
+};
+
+// createOpenAITextStream takes a ReadableStreamDefaultReader from an SSE response,
+// and returns an async generator that emits delta updates with large deltas chunked into random sized chunks
+export async function createOpenAITextStream(
+	messageStream: ReadableStreamDefaultReader,
+	splitLargeDeltas: boolean
+): Promise<AsyncGenerator<TextStreamUpdate>> {
+	let iterator = openAIStreamToIterator(messageStream);
+	if (splitLargeDeltas) {
+		iterator = streamLargeDeltasAsRandomChunks(iterator);
+	}
+	return iterator;
+}
+
+async function* openAIStreamToIterator(
+	reader: ReadableStreamDefaultReader
+): AsyncGenerator<TextStreamUpdate> {
+	while (true) {
+		const { value, done } = await reader.read();
+		if (done) {
+			yield { done: true, value: '' };
+			break;
+		}
+		const lines = value.split('\n');
+		for (const line of lines) {
+			if (line !== '') {
+				console.log(line);
+				if (line === 'data: [DONE]') {
+					yield { done: true, value: '' };
+				} else {
+					const data = JSON.parse(line.replace(/^data: /, ''));
+					console.log(data);
+
+					yield { done: false, value: data.choices[0].delta.content ?? '' };
+				}
+			}
+		}
+	}
+}
+
+// streamLargeDeltasAsRandomChunks will chunk large deltas (length > 5) into random sized chunks between 1-3 characters
+// This is to simulate a more fluid streaming, even though some providers may send large chunks of text at once
+async function* streamLargeDeltasAsRandomChunks(
+	iterator: AsyncGenerator<TextStreamUpdate>
+): AsyncGenerator<TextStreamUpdate> {
+	for await (const textStreamUpdate of iterator) {
+		if (textStreamUpdate.done) {
+			yield textStreamUpdate;
+			return;
+		}
+		let content = textStreamUpdate.value;
+		if (content.length < 5) {
+			yield { done: false, value: content };
+			continue;
+		}
+		while (content != '') {
+			const chunkSize = Math.min(Math.floor(Math.random() * 3) + 1, content.length);
+			const chunk = content.slice(0, chunkSize);
+			yield { done: false, value: chunk };
+			await sleep(5);
+			content = content.slice(chunkSize);
+		}
+	}
+}
+
+const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));

src/lib/components/admin/Settings/Database.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import { downloadDatabase } from '$lib/apis/utils';
 	import { onMount, getContext } from 'svelte';
+	import { config } from '$lib/stores';
 
 	const i18n = getContext('i18n');
 
@@ -24,6 +25,7 @@
 			<div class="  flex w-full justify-between">
 				<!-- <div class=" self-center text-xs font-medium">{$i18n.t('Allow Chat Deletion')}</div> -->
 
+				{#if $config?.admin_export_enabled ?? true}
 					<button
 						class=" flex rounded-md py-1.5 px-3 w-full hover:bg-gray-200 dark:hover:bg-gray-800 transition"
 						type="button"
@@ -50,6 +52,7 @@
 						</div>
 						<div class=" self-center text-sm font-medium">{$i18n.t('Download Database')}</div>
 					</button>
+				{/if}
 			</div>
 		</div>
 	</div>

src/lib/components/chat/MessageInput.svelte

@@ -316,8 +316,13 @@
 			console.log(e);
 
 			if (e.dataTransfer?.files) {
-				let reader = new FileReader();
+				const inputFiles = Array.from(e.dataTransfer?.files);
 
+				if (inputFiles && inputFiles.length > 0) {
+					inputFiles.forEach((file) => {
+						console.log(file, file.name.split('.').at(-1));
+						if (['image/gif', 'image/jpeg', 'image/png'].includes(file['type'])) {
+							let reader = new FileReader();
 							reader.onload = (event) => {
 								files = [
 									...files,
@@ -327,13 +332,6 @@
 									}
 								];
 							};
-
-				const inputFiles = Array.from(e.dataTransfer?.files);
-
-				if (inputFiles && inputFiles.length > 0) {
-					inputFiles.forEach((file) => {
-						console.log(file, file.name.split('.').at(-1));
-						if (['image/gif', 'image/jpeg', 'image/png'].includes(file['type'])) {
 							reader.readAsDataURL(file);
 						} else if (
 							SUPPORTED_FILE_TYPE.includes(file['type']) ||
@@ -470,6 +468,10 @@
 					hidden
 					multiple
 					on:change={async () => {
+						if (inputFiles && inputFiles.length > 0) {
+							const _inputFiles = Array.from(inputFiles);
+							_inputFiles.forEach((file) => {
+								if (['image/gif', 'image/jpeg', 'image/png'].includes(file['type'])) {
 									let reader = new FileReader();
 									reader.onload = (event) => {
 										files = [
@@ -482,11 +484,6 @@
 										inputFiles = null;
 										filesInputElement.value = '';
 									};
-
-						if (inputFiles && inputFiles.length > 0) {
-							const _inputFiles = Array.from(inputFiles);
-							_inputFiles.forEach((file) => {
-								if (['image/gif', 'image/jpeg', 'image/png'].includes(file['type'])) {
 									reader.readAsDataURL(file);
 								} else if (
 									SUPPORTED_FILE_TYPE.includes(file['type']) ||

src/lib/components/chat/Settings/Chats.svelte

@@ -301,7 +301,7 @@
 			</button>
 		{/if}
 
-		{#if $user?.role === 'admin'}
+		{#if $user?.role === 'admin' && ($config?.admin_export_enabled ?? true)}
 			<hr class=" dark:border-gray-700" />
 
 			<button

src/lib/components/chat/Settings/Interface.svelte

@@ -17,11 +17,17 @@
 	let titleAutoGenerateModelExternal = '';
 	let fullScreenMode = false;
 	let titleGenerationPrompt = '';
+	let splitLargeChunks = false;
 
 	// Interface
 	let promptSuggestions = [];
 	let showUsername = false;
 
+	const toggleSplitLargeChunks = async () => {
+		splitLargeChunks = !splitLargeChunks;
+		saveSettings({ splitLargeChunks: splitLargeChunks });
+	};
+
 	const toggleFullScreenMode = async () => {
 		fullScreenMode = !fullScreenMode;
 		saveSettings({ fullScreenMode: fullScreenMode });
@@ -197,6 +203,28 @@
 					</button>
 				</div>
 			</div>
+
+			<div>
+				<div class=" py-0.5 flex w-full justify-between">
+					<div class=" self-center text-xs font-medium">
+						{$i18n.t('Fluidly stream large external response chunks')}
+					</div>
+
+					<button
+						class="p-1 px-3 text-xs flex rounded transition"
+						on:click={() => {
+							toggleSplitLargeChunks();
+						}}
+						type="button"
+					>
+						{#if splitLargeChunks === true}
+							<span class="ml-2 self-center">{$i18n.t('On')}</span>
+						{:else}
+							<span class="ml-2 self-center">{$i18n.t('Off')}</span>
+						{/if}
+					</button>
+				</div>
+			</div>
 		</div>
 
 		<hr class=" dark:border-gray-700" />

src/lib/components/chat/Settings/Models.svelte

@@ -35,7 +35,7 @@
 	let liteLLMRPM = '';
 	let liteLLMMaxTokens = '';
 
-	let deleteLiteLLMModelId = '';
+	let deleteLiteLLMModelName = '';
 
 	$: liteLLMModelName = liteLLMModel;
 
@@ -472,7 +472,7 @@
 	};
 
 	const deleteLiteLLMModelHandler = async () => {
-		const res = await deleteLiteLLMModel(localStorage.token, deleteLiteLLMModelId).catch(
+		const res = await deleteLiteLLMModel(localStorage.token, deleteLiteLLMModelName).catch(
 			(error) => {
 				toast.error(error);
 				return null;
@@ -485,7 +485,7 @@
 			}
 		}
 
-		deleteLiteLLMModelId = '';
+		deleteLiteLLMModelName = '';
 		liteLLMModelInfo = await getLiteLLMModelInfo(localStorage.token);
 		models.set(await getModels());
 	};
@@ -1099,14 +1099,14 @@
 								<div class="flex-1 mr-2">
 									<select
 										class="w-full rounded-lg py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-850 outline-none"
-										bind:value={deleteLiteLLMModelId}
+										bind:value={deleteLiteLLMModelName}
 										placeholder={$i18n.t('Select a model')}
 									>
-										{#if !deleteLiteLLMModelId}
+										{#if !deleteLiteLLMModelName}
 											<option value="" disabled selected>{$i18n.t('Select a model')}</option>
 										{/if}
 										{#each liteLLMModelInfo as model}
-											<option value={model.model_info.id} class="bg-gray-100 dark:bg-gray-700"
+											<option value={model.model_name} class="bg-gray-100 dark:bg-gray-700"
 												>{model.model_name}</option
 											>
 										{/each}

src/lib/components/chat/SettingsModal.svelte

@@ -3,7 +3,7 @@
 	import { toast } from 'svelte-sonner';
 	import { models, settings, user } from '$lib/stores';
 
-	import { getModels } from '$lib/utils';
+	import { getModels as _getModels } from '$lib/utils';
 
 	import Modal from '../common/Modal.svelte';
 	import Account from './Settings/Account.svelte';
@@ -23,10 +23,14 @@
 	const saveSettings = async (updated) => {
 		console.log(updated);
 		await settings.set({ ...$settings, ...updated });
-		await models.set(await getModels(localStorage.token));
+		await models.set(await getModels());
 		localStorage.setItem('settings', JSON.stringify($settings));
 	};
 
+	const getModels = async () => {
+		return await _getModels(localStorage.token);
+	};
+
 	let selectedTab = 'general';
 </script>
 

src/lib/components/chat/ShareChatModal.svelte

@@ -134,11 +134,36 @@
 							<button
 								class=" self-center flex items-center gap-1 px-3.5 py-2 rounded-xl text-sm font-medium bg-emerald-600 hover:bg-emerald-500 text-white"
 								type="button"
-								on:pointerdown={() => {
-									shareLocalChat();
-								}}
 								on:click={async () => {
-									copyToClipboard(shareUrl);
+									const isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
+
+									if (isSafari) {
+										// Oh, Safari, you're so special, let's give you some extra love and attention
+										console.log('isSafari');
+
+										const getUrlPromise = async () => {
+											const url = await shareLocalChat();
+											return new Blob([url], { type: 'text/plain' });
+										};
+
+										navigator.clipboard
+											.write([
+												new ClipboardItem({
+													'text/plain': getUrlPromise()
+												})
+											])
+											.then(() => {
+												console.log('Async: Copying to clipboard was successful!');
+												return true;
+											})
+											.catch((error) => {
+												console.error('Async: Could not copy text: ', error);
+												return false;
+											});
+									} else {
+										copyToClipboard(await shareLocalChat());
+									}
+
 									toast.success($i18n.t('Copied shared chat URL to clipboard!'));
 									show = false;
 								}}

src/lib/components/layout/Sidebar/ArchivedChatsModal.svelte

@@ -67,7 +67,7 @@
 		<div class="flex flex-col md:flex-row w-full px-5 py-4 md:space-x-4 dark:text-gray-200">
 			<div class=" flex flex-col w-full sm:flex-row sm:justify-center sm:space-x-6">
 				{#if chats.length > 0}
-					<div class="text-left text-sm w-full mb-4">
+					<div class="text-left text-sm w-full mb-4 max-h-[22rem] overflow-y-scroll">
 						<div class="relative overflow-x-auto">
 							<table class="w-full text-sm text-left text-gray-500 dark:text-gray-400 table-auto">
 								<thead
@@ -75,7 +75,7 @@
 								>
 									<tr>
 										<th scope="col" class="px-3 py-2"> {$i18n.t('Name')} </th>
-										<th scope="col" class="px-3 py-2"> {$i18n.t('Created At')} </th>
+										<th scope="col" class="px-3 py-2 hidden md:flex"> {$i18n.t('Created At')} </th>
 										<th scope="col" class="px-3 py-2 text-right" />
 									</tr>
 								</thead>
@@ -93,8 +93,10 @@
 												</a>
 											</td>
 
-											<td class=" px-3 py-1">
+											<td class=" px-3 py-1 hidden md:flex h-[2.5rem]">
+												<div class="my-auto">
 													{dayjs(chat.created_at * 1000).format($i18n.t('MMMM DD, YYYY HH:mm'))}
+												</div>
 											</td>
 
 											<td class="px-3 py-1 text-right">

src/lib/i18n/locales/en-US/translation.json

@@ -152,6 +152,7 @@
 	"File Mode": "",
 	"File not found.": "",
 	"Fingerprint spoofing detected: Unable to use initials as avatar. Defaulting to default profile image.": "",
+	"Fluidly stream large external response chunks": "",
 	"Focus chat input": "",
 	"Format your variables using square brackets like this:": "",
 	"From (Base Model)": "",

src/lib/stores/index.ts

@@ -1,10 +1,10 @@
 import { APP_NAME } from '$lib/constants';
-import { writable } from 'svelte/store';
+import { type Writable, writable } from 'svelte/store';
 
 // Backend
 export const WEBUI_NAME = writable(APP_NAME);
-export const config = writable(undefined);
+export const config: Writable<Config | undefined> = writable(undefined);
-export const user = writable(undefined);
+export const user: Writable<SessionUser | undefined> = writable(undefined);
 
 // Frontend
 export const MODEL_DOWNLOAD_POOL = writable({});
@@ -14,10 +14,10 @@ export const chatId = writable('');
 
 export const chats = writable([]);
 export const tags = writable([]);
-export const models = writable([]);
+export const models: Writable<Model[]> = writable([]);
 
 export const modelfiles = writable([]);
-export const prompts = writable([]);
+export const prompts: Writable<Prompt[]> = writable([]);
 export const documents = writable([
 	{
 		collection_name: 'collection_name',
@@ -33,6 +33,109 @@ export const documents = writable([
 	}
 ]);
 
-export const settings = writable({});
+export const settings: Writable<Settings> = writable({});
 export const showSettings = writable(false);
 export const showChangelog = writable(false);
+
+type Model = OpenAIModel | OllamaModel;
+
+type OpenAIModel = {
+	id: string;
+	name: string;
+	external: boolean;
+	source?: string;
+};
+
+type OllamaModel = {
+	id: string;
+	name: string;
+
+	// Ollama specific fields
+	details: OllamaModelDetails;
+	size: number;
+	description: string;
+	model: string;
+	modified_at: string;
+	digest: string;
+};
+
+type OllamaModelDetails = {
+	parent_model: string;
+	format: string;
+	family: string;
+	families: string[] | null;
+	parameter_size: string;
+	quantization_level: string;
+};
+
+type Settings = {
+	models?: string[];
+	conversationMode?: boolean;
+	speechAutoSend?: boolean;
+	responseAutoPlayback?: boolean;
+	audio?: AudioSettings;
+	showUsername?: boolean;
+	saveChatHistory?: boolean;
+	notificationEnabled?: boolean;
+	title?: TitleSettings;
+
+	system?: string;
+	requestFormat?: string;
+	keepAlive?: string;
+	seed?: number;
+	temperature?: string;
+	repeat_penalty?: string;
+	top_k?: string;
+	top_p?: string;
+	num_ctx?: string;
+	options?: ModelOptions;
+};
+
+type ModelOptions = {
+	stop?: boolean;
+};
+
+type AudioSettings = {
+	STTEngine?: string;
+	TTSEngine?: string;
+	speaker?: string;
+};
+
+type TitleSettings = {
+	auto?: boolean;
+	model?: string;
+	modelExternal?: string;
+	prompt?: string;
+};
+
+type Prompt = {
+	command: string;
+	user_id: string;
+	title: string;
+	content: string;
+	timestamp: number;
+};
+
+type Config = {
+	status?: boolean;
+	name?: string;
+	version?: string;
+	default_locale?: string;
+	images?: boolean;
+	default_models?: string[];
+	default_prompt_suggestions?: PromptSuggestion[];
+	trusted_header_auth?: boolean;
+};
+
+type PromptSuggestion = {
+	content: string;
+	title: [string, string];
+};
+
+type SessionUser = {
+	id: string;
+	email: string;
+	name: string;
+	role: string;
+	profile_image_url: string;
+};

src/lib/utils/index.ts

@@ -35,7 +35,6 @@ export const sanitizeResponseContent = (content: string) => {
 		.replace(/<\|[a-z]+\|$/, '')
 		.replace(/<$/, '')
 		.replaceAll(/<\|[a-z]+\|>/g, ' ')
-		.replaceAll(/<br\s?\/?>/gi, '\n')
 		.replaceAll('<', '&lt;')
 		.trim();
 };

src/routes/(app)/+page.svelte

@@ -39,6 +39,7 @@
 	import { RAGTemplate } from '$lib/utils/rag';
 	import { LITELLM_API_BASE_URL, OLLAMA_API_BASE_URL, OPENAI_API_BASE_URL } from '$lib/constants';
 	import { WEBUI_BASE_URL } from '$lib/constants';
+	import { createOpenAITextStream } from '$lib/apis/streaming';
 
 	const i18n = getContext('i18n');
 
@@ -599,39 +600,23 @@
 				.pipeThrough(splitStream('\n'))
 				.getReader();
 
-			while (true) {
+			const textStream = await createOpenAITextStream(reader, $settings.splitLargeChunks);
-				const { value, done } = await reader.read();
+			console.log(textStream);
+
+			for await (const update of textStream) {
+				const { value, done } = update;
 				if (done || stopResponseFlag || _chatId !== $chatId) {
 					responseMessage.done = true;
 					messages = messages;
 					break;
 				}
 
-				try {
+				if (responseMessage.content == '' && value == '\n') {
-					let lines = value.split('\n');
-
-					for (const line of lines) {
-						if (line !== '') {
-							console.log(line);
-							if (line === 'data: [DONE]') {
-								responseMessage.done = true;
-								messages = messages;
-							} else {
-								let data = JSON.parse(line.replace(/^data: /, ''));
-								console.log(data);
-
-								if (responseMessage.content == '' && data.choices[0].delta.content == '\n') {
 					continue;
 				} else {
-									responseMessage.content += data.choices[0].delta.content ?? '';
+					responseMessage.content += value;
 					messages = messages;
 				}
-							}
-						}
-					}
-				} catch (error) {
-					console.log(error);
-				}
 
 				if ($settings.notificationEnabled && !document.hasFocus()) {
 					const notification = new Notification(`OpenAI ${model}`, {

src/routes/(app)/c/[id]/+page.svelte

@@ -42,6 +42,7 @@
 		OLLAMA_API_BASE_URL,
 		WEBUI_BASE_URL
 	} from '$lib/constants';
+	import { createOpenAITextStream } from '$lib/apis/streaming';
 
 	const i18n = getContext('i18n');
 
@@ -611,39 +612,23 @@
 				.pipeThrough(splitStream('\n'))
 				.getReader();
 
-			while (true) {
+			const textStream = await createOpenAITextStream(reader, $settings.splitLargeChunks);
-				const { value, done } = await reader.read();
+			console.log(textStream);
+
+			for await (const update of textStream) {
+				const { value, done } = update;
 				if (done || stopResponseFlag || _chatId !== $chatId) {
 					responseMessage.done = true;
 					messages = messages;
 					break;
 				}
 
-				try {
+				if (responseMessage.content == '' && value == '\n') {
-					let lines = value.split('\n');
-
-					for (const line of lines) {
-						if (line !== '') {
-							console.log(line);
-							if (line === 'data: [DONE]') {
-								responseMessage.done = true;
-								messages = messages;
-							} else {
-								let data = JSON.parse(line.replace(/^data: /, ''));
-								console.log(data);
-
-								if (responseMessage.content == '' && data.choices[0].delta.content == '\n') {
 					continue;
 				} else {
-									responseMessage.content += data.choices[0].delta.content ?? '';
+					responseMessage.content += value;
 					messages = messages;
 				}
-							}
-						}
-					}
-				} catch (error) {
-					console.log(error);
-				}
 
 				if ($settings.notificationEnabled && !document.hasFocus()) {
 					const notification = new Notification(`OpenAI ${model}`, {