Merge pull request #1070 from open-webui/multi-openai

feat: multiple openai apis

backend/apps/openai/main.py

@@ -3,7 +3,10 @@ from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import StreamingResponse, JSONResponse, FileResponse
 
 import requests
+import aiohttp
+import asyncio
 import json
+
 from pydantic import BaseModel
 
 
@@ -15,7 +18,9 @@ from utils.utils import (
     get_verified_user,
     get_admin_user,
 )
-from config import OPENAI_API_BASE_URL, OPENAI_API_KEY, CACHE_DIR
+from config import OPENAI_API_BASE_URLS, OPENAI_API_KEYS, CACHE_DIR
+from typing import List, Optional
+
 
 import hashlib
 from pathlib import Path
@@ -29,49 +34,59 @@ app.add_middleware(
     allow_headers=["*"],
 )
 
-app.state.OPENAI_API_BASE_URL = OPENAI_API_BASE_URL
+app.state.OPENAI_API_BASE_URLS = OPENAI_API_BASE_URLS
-app.state.OPENAI_API_KEY = OPENAI_API_KEY
+app.state.OPENAI_API_KEYS = OPENAI_API_KEYS
+
+app.state.MODELS = {}
 
 
-class UrlUpdateForm(BaseModel):
+@app.middleware("http")
-    url: str
+async def check_url(request: Request, call_next):
+    if len(app.state.MODELS) == 0:
+        await get_all_models()
+    else:
+        pass
+
+    response = await call_next(request)
+    return response
 
 
-class KeyUpdateForm(BaseModel):
+class UrlsUpdateForm(BaseModel):
-    key: str
+    urls: List[str]
 
 
-@app.get("/url")
+class KeysUpdateForm(BaseModel):
-async def get_openai_url(user=Depends(get_admin_user)):
+    keys: List[str]
-    return {"OPENAI_API_BASE_URL": app.state.OPENAI_API_BASE_URL}
 
 
-@app.post("/url/update")
+@app.get("/urls")
-async def update_openai_url(form_data: UrlUpdateForm, user=Depends(get_admin_user)):
+async def get_openai_urls(user=Depends(get_admin_user)):
-    app.state.OPENAI_API_BASE_URL = form_data.url
+    return {"OPENAI_API_BASE_URLS": app.state.OPENAI_API_BASE_URLS}
-    return {"OPENAI_API_BASE_URL": app.state.OPENAI_API_BASE_URL}
 
 
-@app.get("/key")
+@app.post("/urls/update")
-async def get_openai_key(user=Depends(get_admin_user)):
+async def update_openai_urls(form_data: UrlsUpdateForm, user=Depends(get_admin_user)):
-    return {"OPENAI_API_KEY": app.state.OPENAI_API_KEY}
+    app.state.OPENAI_API_BASE_URLS = form_data.urls
+    return {"OPENAI_API_BASE_URLS": app.state.OPENAI_API_BASE_URLS}
 
 
-@app.post("/key/update")
+@app.get("/keys")
-async def update_openai_key(form_data: KeyUpdateForm, user=Depends(get_admin_user)):
+async def get_openai_keys(user=Depends(get_admin_user)):
-    app.state.OPENAI_API_KEY = form_data.key
+    return {"OPENAI_API_KEYS": app.state.OPENAI_API_KEYS}
-    return {"OPENAI_API_KEY": app.state.OPENAI_API_KEY}
+
+
+@app.post("/keys/update")
+async def update_openai_key(form_data: KeysUpdateForm, user=Depends(get_admin_user)):
+    app.state.OPENAI_API_KEYS = form_data.keys
+    return {"OPENAI_API_KEYS": app.state.OPENAI_API_KEYS}
 
 
 @app.post("/audio/speech")
 async def speech(request: Request, user=Depends(get_verified_user)):
-    target_url = f"{app.state.OPENAI_API_BASE_URL}/audio/speech"
+    idx = None
-
+    try:
-    if app.state.OPENAI_API_KEY == "":
+        idx = app.state.OPENAI_API_BASE_URLS.index("https://api.openai.com/v1")
-        raise HTTPException(status_code=401, detail=ERROR_MESSAGES.API_KEY_NOT_FOUND)
-
         body = await request.body()
-
         name = hashlib.sha256(body).hexdigest()
 
         SPEECH_CACHE_DIR = Path(CACHE_DIR).joinpath("./audio/speech/")
@@ -84,13 +99,12 @@ async def speech(request: Request, user=Depends(get_verified_user)):
             return FileResponse(file_path)
 
         headers = {}
-    headers["Authorization"] = f"Bearer {app.state.OPENAI_API_KEY}"
+        headers["Authorization"] = f"Bearer {app.state.OPENAI_API_KEYS[idx]}"
         headers["Content-Type"] = "application/json"
 
         try:
-        print("openai")
             r = requests.post(
-            url=target_url,
+                url=f"{app.state.OPENAI_API_BASE_URLS[idx]}/audio/speech",
                 data=body,
                 headers=headers,
                 stream=True,
@@ -122,23 +136,106 @@ async def speech(request: Request, user=Depends(get_verified_user)):
 
             raise HTTPException(status_code=r.status_code, detail=error_detail)
 
+    except ValueError:
+        raise HTTPException(status_code=401, detail=ERROR_MESSAGES.OPENAI_NOT_FOUND)
+
+
+async def fetch_url(url, key):
+    try:
+        headers = {"Authorization": f"Bearer {key}"}
+        async with aiohttp.ClientSession() as session:
+            async with session.get(url, headers=headers) as response:
+                return await response.json()
+    except Exception as e:
+        # Handle connection error here
+        print(f"Connection error: {e}")
+        return None
+
+
+def merge_models_lists(model_lists):
+    merged_list = []
+
+    for idx, models in enumerate(model_lists):
+        merged_list.extend(
+            [
+                {**model, "urlIdx": idx}
+                for model in models
+                if "api.openai.com" not in app.state.OPENAI_API_BASE_URLS[idx]
+                or "gpt" in model["id"]
+            ]
+        )
+
+    return merged_list
+
+
+async def get_all_models():
+    print("get_all_models")
+    tasks = [
+        fetch_url(f"{url}/models", app.state.OPENAI_API_KEYS[idx])
+        for idx, url in enumerate(app.state.OPENAI_API_BASE_URLS)
+    ]
+    responses = await asyncio.gather(*tasks)
+    responses = list(filter(lambda x: x is not None, responses))
+
+    models = {
+        "data": merge_models_lists(
+            list(map(lambda response: response["data"], responses))
+        )
+    }
+    app.state.MODELS = {model["id"]: model for model in models["data"]}
+
+    return models
+
+
+# , user=Depends(get_current_user)
+@app.get("/models")
+@app.get("/models/{url_idx}")
+async def get_models(url_idx: Optional[int] = None):
+    if url_idx == None:
+        return await get_all_models()
+    else:
+        url = app.state.OPENAI_API_BASE_URLS[url_idx]
+        try:
+            r = requests.request(method="GET", url=f"{url}/models")
+            r.raise_for_status()
+
+            response_data = r.json()
+            if "api.openai.com" in url:
+                response_data["data"] = list(
+                    filter(lambda model: "gpt" in model["id"], response_data["data"])
+                )
+
+            return response_data
+        except Exception as e:
+            print(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}"
+
+            raise HTTPException(
+                status_code=r.status_code if r else 500,
+                detail=error_detail,
+            )
+
 
 @app.api_route("/{path:path}", methods=["GET", "POST", "PUT", "DELETE"])
 async def proxy(path: str, request: Request, user=Depends(get_verified_user)):
-    target_url = f"{app.state.OPENAI_API_BASE_URL}/{path}"
+    idx = 0
-    print(target_url, app.state.OPENAI_API_KEY)
-
-    if app.state.OPENAI_API_KEY == "":
-        raise HTTPException(status_code=401, detail=ERROR_MESSAGES.API_KEY_NOT_FOUND)
 
     body = await request.body()
-
     # TODO: Remove below after gpt-4-vision fix from Open AI
     # Try to decode the body of the request from bytes to a UTF-8 string (Require add max_token to fix gpt-4-vision)
     try:
         body = body.decode("utf-8")
         body = json.loads(body)
 
+        idx = app.state.MODELS[body.get("model")]["urlIdx"]
+
         # Check if the model is "gpt-4-vision-preview" and set "max_tokens" to 4000
         # This is a workaround until OpenAI fixes the issue with this model
         if body.get("model") == "gpt-4-vision-preview":
@@ -158,8 +255,16 @@ async def proxy(path: str, request: Request, user=Depends(get_verified_user)):
     except json.JSONDecodeError as e:
         print("Error loading request body into a dictionary:", e)
 
+    url = app.state.OPENAI_API_BASE_URLS[idx]
+    key = app.state.OPENAI_API_KEYS[idx]
+
+    target_url = f"{url}/{path}"
+
+    if key == "":
+        raise HTTPException(status_code=401, detail=ERROR_MESSAGES.API_KEY_NOT_FOUND)
+
     headers = {}
-    headers["Authorization"] = f"Bearer {app.state.OPENAI_API_KEY}"
+    headers["Authorization"] = f"Bearer {key}"
     headers["Content-Type"] = "application/json"
 
     try:
@@ -181,21 +286,7 @@ async def proxy(path: str, request: Request, user=Depends(get_verified_user)):
                 headers=dict(r.headers),
             )
         else:
-            # For non-SSE, read the response and return it
-            # response_data = (
-            #     r.json()
-            #     if r.headers.get("Content-Type", "")
-            #     == "application/json"
-            #     else r.text
-            # )
-
             response_data = r.json()
-
-            if "api.openai.com" in app.state.OPENAI_API_BASE_URL and path == "models":
-                response_data["data"] = list(
-                    filter(lambda model: "gpt" in model["id"], response_data["data"])
-                )
-
             return response_data
     except Exception as e:
         print(e)

backend/config.py

@@ -237,6 +237,19 @@ OPENAI_API_BASE_URL = os.environ.get("OPENAI_API_BASE_URL", "")
 if OPENAI_API_BASE_URL == "":
     OPENAI_API_BASE_URL = "https://api.openai.com/v1"
 
+OPENAI_API_KEYS = os.environ.get("OPENAI_API_KEYS", "")
+OPENAI_API_KEYS = OPENAI_API_KEYS if OPENAI_API_KEYS != "" else OPENAI_API_KEY
+
+OPENAI_API_KEYS = [url.strip() for url in OPENAI_API_KEYS.split(";")]
+
+
+OPENAI_API_BASE_URLS = os.environ.get("OPENAI_API_BASE_URLS", "")
+OPENAI_API_BASE_URLS = (
+    OPENAI_API_BASE_URLS if OPENAI_API_BASE_URLS != "" else OPENAI_API_BASE_URL
+)
+
+OPENAI_API_BASE_URLS = [url.strip() for url in OPENAI_API_BASE_URL.split(";")]
+
 
 ####################################
 # WEBUI

backend/constants.py

@@ -41,6 +41,7 @@ class ERROR_MESSAGES(str, Enum):
     NOT_FOUND = "We could not find what you're looking for :/"
     USER_NOT_FOUND = "We could not find what you're looking for :/"
     API_KEY_NOT_FOUND = "Oops! It looks like there's a hiccup. The API key is missing. Please make sure to provide a valid API key to access this feature."
+
     MALICIOUS = "Unusual activities detected, please try again in a few minutes."
 
     PANDOC_NOT_INSTALLED = "Pandoc is not installed on the server. Please contact your administrator for assistance."
@@ -50,3 +51,4 @@ class ERROR_MESSAGES(str, Enum):
     RATE_LIMIT_EXCEEDED = "API rate limit exceeded"
 
     MODEL_NOT_FOUND = lambda name="": f"Model '{name}' was not found"
+    OPENAI_NOT_FOUND = lambda name="": f"OpenAI API was not found"

src/lib/apis/openai/index.ts

@@ -1,9 +1,9 @@
 import { OPENAI_API_BASE_URL } from '$lib/constants';
 
-export const getOpenAIUrl = async (token: string = '') => {
+export const getOpenAIUrls = async (token: string = '') => {
 	let error = null;
 
-	const res = await fetch(`${OPENAI_API_BASE_URL}/url`, {
+	const res = await fetch(`${OPENAI_API_BASE_URL}/urls`, {
 		method: 'GET',
 		headers: {
 			Accept: 'application/json',
@@ -29,13 +29,13 @@ export const getOpenAIUrl = async (token: string = '') => {
 		throw error;
 	}
 
-	return res.OPENAI_API_BASE_URL;
+	return res.OPENAI_API_BASE_URLS;
 };
 
-export const updateOpenAIUrl = async (token: string = '', url: string) => {
+export const updateOpenAIUrls = async (token: string = '', urls: string[]) => {
 	let error = null;
 
-	const res = await fetch(`${OPENAI_API_BASE_URL}/url/update`, {
+	const res = await fetch(`${OPENAI_API_BASE_URL}/urls/update`, {
 		method: 'POST',
 		headers: {
 			Accept: 'application/json',
@@ -43,7 +43,7 @@ export const updateOpenAIUrl = async (token: string = '', url: string) => {
 			...(token && { authorization: `Bearer ${token}` })
 		},
 		body: JSON.stringify({
-			url: url
+			urls: urls
 		})
 	})
 		.then(async (res) => {
@@ -64,13 +64,13 @@ export const updateOpenAIUrl = async (token: string = '', url: string) => {
 		throw error;
 	}
 
-	return res.OPENAI_API_BASE_URL;
+	return res.OPENAI_API_BASE_URLS;
 };
 
-export const getOpenAIKey = async (token: string = '') => {
+export const getOpenAIKeys = async (token: string = '') => {
 	let error = null;
 
-	const res = await fetch(`${OPENAI_API_BASE_URL}/key`, {
+	const res = await fetch(`${OPENAI_API_BASE_URL}/keys`, {
 		method: 'GET',
 		headers: {
 			Accept: 'application/json',
@@ -96,13 +96,13 @@ export const getOpenAIKey = async (token: string = '') => {
 		throw error;
 	}
 
-	return res.OPENAI_API_KEY;
+	return res.OPENAI_API_KEYS;
 };
 
-export const updateOpenAIKey = async (token: string = '', key: string) => {
+export const updateOpenAIKeys = async (token: string = '', keys: string[]) => {
 	let error = null;
 
-	const res = await fetch(`${OPENAI_API_BASE_URL}/key/update`, {
+	const res = await fetch(`${OPENAI_API_BASE_URL}/keys/update`, {
 		method: 'POST',
 		headers: {
 			Accept: 'application/json',
@@ -110,7 +110,7 @@ export const updateOpenAIKey = async (token: string = '', key: string) => {
 			...(token && { authorization: `Bearer ${token}` })
 		},
 		body: JSON.stringify({
-			key: key
+			keys: keys
 		})
 	})
 		.then(async (res) => {
@@ -131,7 +131,7 @@ export const updateOpenAIKey = async (token: string = '', key: string) => {
 		throw error;
 	}
 
-	return res.OPENAI_API_KEY;
+	return res.OPENAI_API_KEYS;
 };
 
 export const getOpenAIModels = async (token: string = '') => {

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

@@ -4,7 +4,12 @@
 	const dispatch = createEventDispatcher();
 
 	import { getOllamaUrls, getOllamaVersion, updateOllamaUrls } from '$lib/apis/ollama';
-	import { getOpenAIKey, getOpenAIUrl, updateOpenAIKey, updateOpenAIUrl } from '$lib/apis/openai';
+	import {
+		getOpenAIKeys,
+		getOpenAIUrls,
+		updateOpenAIKeys,
+		updateOpenAIUrls
+	} from '$lib/apis/openai';
 	import { toast } from 'svelte-sonner';
 
 	export let getModels: Function;
@@ -16,12 +21,14 @@
 	let OPENAI_API_KEY = '';
 	let OPENAI_API_BASE_URL = '';
 
+	let OPENAI_API_KEYS = [''];
+	let OPENAI_API_BASE_URLS = [''];
+
 	let showOpenAI = false;
-	let showLiteLLM = false;
 
 	const updateOpenAIHandler = async () => {
-		OPENAI_API_BASE_URL = await updateOpenAIUrl(localStorage.token, OPENAI_API_BASE_URL);
+		OPENAI_API_BASE_URLS = await updateOpenAIUrls(localStorage.token, OPENAI_API_BASE_URLS);
-		OPENAI_API_KEY = await updateOpenAIKey(localStorage.token, OPENAI_API_KEY);
+		OPENAI_API_KEYS = await updateOpenAIKeys(localStorage.token, OPENAI_API_KEYS);
 
 		await models.set(await getModels());
 	};
@@ -43,8 +50,8 @@
 	onMount(async () => {
 		if ($user.role === 'admin') {
 			OLLAMA_BASE_URLS = await getOllamaUrls(localStorage.token);
-			OPENAI_API_BASE_URL = await getOpenAIUrl(localStorage.token);
+			OPENAI_API_BASE_URLS = await getOpenAIUrls(localStorage.token);
-			OPENAI_API_KEY = await getOpenAIKey(localStorage.token);
+			OPENAI_API_KEYS = await getOpenAIKeys(localStorage.token);
 		}
 	});
 </script>
@@ -71,38 +78,75 @@
 				</div>
 
 				{#if showOpenAI}
-					<div>
+					<div class="flex flex-col gap-1">
-						<div class=" mb-2.5 text-sm font-medium">API Key</div>
+						{#each OPENAI_API_BASE_URLS as url, idx}
-						<div class="flex w-full">
+							<div class="flex w-full gap-2">
 								<div class="flex-1">
 									<input
-									class="w-full rounded py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-800 outline-none"
+										class="w-full rounded-lg py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-850 outline-none"
-									placeholder="Enter OpenAI API Key"
+										placeholder="API Base URL"
-									bind:value={OPENAI_API_KEY}
+										bind:value={url}
 										autocomplete="off"
 									/>
 								</div>
-						</div>
-					</div>
 
-					<div>
-						<div class=" mb-2.5 text-sm font-medium">API Base URL</div>
-						<div class="flex w-full">
 								<div class="flex-1">
 									<input
-									class="w-full rounded py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-800 outline-none"
+										class="w-full rounded-lg py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-850 outline-none"
-									placeholder="Enter OpenAI API Base URL"
+										placeholder="API Key"
-									bind:value={OPENAI_API_BASE_URL}
+										bind:value={OPENAI_API_KEYS[idx]}
 										autocomplete="off"
 									/>
 								</div>
-						</div>
+								<div class="self-center flex items-center">
-						<div class="mt-2 text-xs text-gray-400 dark:text-gray-500">
+									{#if idx === 0}
-							WebUI will make requests to <span class=" text-gray-200"
+										<button
-								>'{OPENAI_API_BASE_URL}/chat'</span
+											class="px-1"
+											on:click={() => {
+												OPENAI_API_BASE_URLS = [...OPENAI_API_BASE_URLS, ''];
+												OPENAI_API_KEYS = [...OPENAI_API_KEYS, ''];
+											}}
+											type="button"
 										>
+											<svg
+												xmlns="http://www.w3.org/2000/svg"
+												viewBox="0 0 16 16"
+												fill="currentColor"
+												class="w-4 h-4"
+											>
+												<path
+													d="M8.75 3.75a.75.75 0 0 0-1.5 0v3.5h-3.5a.75.75 0 0 0 0 1.5h3.5v3.5a.75.75 0 0 0 1.5 0v-3.5h3.5a.75.75 0 0 0 0-1.5h-3.5v-3.5Z"
+												/>
+											</svg>
+										</button>
+									{:else}
+										<button
+											class="px-1"
+											on:click={() => {
+												OPENAI_API_BASE_URLS = OPENAI_API_BASE_URLS.filter(
+													(url, urlIdx) => idx !== urlIdx
+												);
+												OPENAI_API_KEYS = OPENAI_API_KEYS.filter((key, keyIdx) => idx !== keyIdx);
+											}}
+											type="button"
+										>
+											<svg
+												xmlns="http://www.w3.org/2000/svg"
+												viewBox="0 0 16 16"
+												fill="currentColor"
+												class="w-4 h-4"
+											>
+												<path d="M3.75 7.25a.75.75 0 0 0 0 1.5h8.5a.75.75 0 0 0 0-1.5h-8.5Z" />
+											</svg>
+										</button>
+									{/if}
 								</div>
 							</div>
+							<div class=" mb-1 text-xs text-gray-400 dark:text-gray-500">
+								WebUI will make requests to <span class=" text-gray-200">'{url}/models'</span>
+							</div>
+						{/each}
+					</div>
 				{/if}
 			</div>
 		</div>

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

@@ -97,14 +97,11 @@
 					if (localDBChats.length === 0) {
 						await deleteDB('Chats');
 					}
-
-					console.log('localdb', localDBChats);
 				}
 
 				console.log(DB);
 			} catch (error) {
 				// IndexedDB Not Found
-				console.log('IDB Not Found');
 			}
 
 			console.log();