Langchain openai compatible api github This is the OpenRouter provider, contributed by @akaihola in #996. Apr 17, 2025 · langchain-openai. Jun 14, 2024 · Seamless Integration — Connect Langchain agents using OpenAI-compatible APIs, including: OpenAI Compatible Assistant API; OpenAI Compatible Chat completion API; Built-in FastAPI LangChain's integrations with many model providers make this easy to do so. This package contains the LangChain integrations for OpenAI through their openai SDK. OpenWeatherMap provides all essential weather data for a specific location: 📄️ OracleAI Vector Search Nov 12, 2023 · On the Langchain website, it states vLLMOpenAI supports both batching and async batching. function. Is there any plan to add the ability to use local LLMs like Vicuna, Alpaca etc. chains import ConversationChain from langchain. But I can't get it working. Affects script execution, with business implications for Azure OpenAI API users in Europe. This script invokes a LangChain chain Mar 10, 2024 · Not to mention that LangChain has no LLM implementation and LlamaIndex's is a bit primitive, undocumented and bugs out. chains. I'm currently using May 20, 2024 · bind_tools is not available in Ollama: This discussion highlights the absence of bind_tools in Ollama and suggests using the OpenAI compatible API . If you are using a model hosted on Azure, you should use different wrapper for that: For a more detailed walkthrough of the Azure wrapper, see here. Start the API server: Bash uvicorn app:app --reload Access the You can specify the port to use by passing the --port <PORT> flag to the npx @langchain/langgraph-cli dev command, and you can set the URL to make requests to by either setting the LANGGRAPH_API_URL environment variable, or by changing the fallback value of the LANGGRAPH_API_URL variable in constants. Support: Jan 14, 2024 · We can run a server locally that is OpenAI API compatible, and change the OPENAI_BASE_URL env variable that the LLM application would use. You might need to modify this URL construction to match the available endpoints on your local Ollama OpenAI Compatible API server. Problem persists even after updating to the latest LangChain version. Feb 8, 2024 · I found this issue because i was trying to use Ollama Embeddings API for the Microsoft Semantic Kernel Memory functionality using the OPENAI provider with Ollama URL but I discovered the application is sending JSON format to API as "model" and "input" but Ollama embeddings api expects "model" and "prompt". While LangChain has it's own message and model APIs, we've also made it as easy as possible to explore other models by exposing an adapter to adapt LangChain models to the OpenAI api. from langchain_openai import ChatOpenAI A lot of people get started with OpenAI but want to explore other models. ) and cannot use the OpenAI API for things such as the CSV agent. prebuilt import create_react_agent)? Compatibility issue between LangChain's strict mode and Azure OpenAI GPT-4o's function calling. Use any OpenAI-compatible UI or UI framework with your custom Langchain Agent . langserve-example: client. env file in the project directory and set the following variables: OPENAI_API_KEY: Your Google API key with access to the relevant AI services. See a usage example. ts. Since the openai_trtllm is compatible with OpenAI API, you can easily integrate with LangChain as an alternative to OpenAI or ChatOpenAI. prebuilt import create_react_agent)? Step 1: Create your own API key in Secrets Manager (MUST) Note: This step is to use any string (without spaces) you like to create a custom API Key (credential) that will be used to access the proxy API later. This changeset utilizes BaseOpenAI for minimal added code. . Another Idea would be to embedd my LangChain App into a Tool that can bei registered as a LibreChat Plugin. Contribute to langchain-ai/langchain development by creating an account on GitHub. , LangChain]. - MLT-OSS/open-assistant-api Jun 20, 2024 · To customize the API base for ChatOpenAI to connect to GLM, which is compatible with the OpenAI API, you can set the baseURL in the configuration. GitHub is where people build software. Dec 29, 2024 · As @srdas indicated with his latest comments, we actually already have a provider which allows usage of any model with an API conforming to the OpenAI API specification. format = password Dec 9, 2024 · OpenAI Chat large language models. txt: Mar 31, 2024 · Does anybody know how to expose an OpenAI compatible API with LangChain? LangServe does not seem to Support it. 1, but it is unable to call the function. create call can be passed in, even if not explicitly saved on this class. Give it a topic and it will generate a web search query, gather web search results, summarize the results of web search, reflect on the summary to examine knowledge gaps, generate a new search query to address the gaps, and repeat for a user-defined number of cycles. py: Python script demonstrating how to interact with a LangChain server using the langserve library. 📄️ OpenSearch. A FastAPI + Langchain / langgraph extension to expose agent result as an OpenAI-compatible API. py - with features: Use of OpenAI API library (could also be used to connect to the OpenAI service if you have a key) LangChain: Rapidly Building Advanced NLP Projects with OpenAI and Multion, facilitating modular abstraction in chatbot and language model creation - patmejia/langchain param openai_api_base: str | None = None (alias 'base_url') # Base URL path for API requests, leave blank if not using a proxy or service emulator. Example Code. Sep 13, 2023 · The Azure OpenAI API is compatible with OpenAI's API and you can call Azure OpenAI the same way you call OpenAI with some exceptions. To improve your LLM application development, pair LangChain with: OpenAI conducts AI research with the declared intention of promoting and developing a friendly AI. LangChain is incorrectly parsing OpenAI tool calls as valid: This discussion addresses issues with tool call parsing and provides a solution to enhance the default_tool_parser function for better LangChain is a library that facilitates the development of applications by leveraging large language models (LLMs) and enabling their composition with other sources of computation or knowledge. arguments приводятся к строке формата JSON, - для choice. You switched accounts on another tab or window. You signed out in another tab or window. Constraints: type = string. Expose Anthropic Claude as an OpenAI compatible API; Use a third party library injector library; More examples can be found in tests/test_functional directory. Reload to refresh your session. I have tried three options: with compiling graph of nodes and ToolNode I searched the LangChain documentation with the integrated search. Does that mean Deepseek-R1 API (accessed through openai library) as shown above is compatible with Langchain and Langgraph methods (such as those in from langchain_openai import ChatOpenAI and from langgraph. This key does not have to match your actual OpenAI key, and you don't need to have an OpenAI API key. Usage Does that mean Deepseek-R1 API (accessed through openai library) as shown above is compatible with Langchain and Langgraph methods (such as those in from langchain_openai import ChatOpenAI and from langgraph. This project is not limited to OpenAI’s models; some examples demonstrate the use of Anthropic’s language models. It allows you to use any existing GUI, UI SDK, or OpenAI client to work seamlessly with a custom LangChain agent. conversation. writeOnly = True. ); Time-Aware Research: Automatically manages research time constraints; Recursive Exploration: Follows leads discovered during research to explore topics in depth. It implements the OpenAI Completion class so that it can be used as a drop-in replacement for the OpenAI API. Open source LLMs: Modelz LLM supports open source LLMs, such as FastChat, LLaMA, and ChatGLM. 🦜🔗 Build context-aware reasoning applications. User arne-rustad inquired about updates; maxruby showed support with a thumbs-up. OpenAI compatible API: Modelz LLM provides an OpenAI compatible API for LLMs, which means you can use the OpenAI python SDK or LangChain to interact with the model. Although you can use the TensorRT LLM integration published recently, it has no support for chat models yet, not to mention user defined templates. cpp This repository contains a few flows which implement a relevant subset of the OpenAI API in order to serve as a drop-in replacement for OpenAI in LangChain and similar tools. Head to https://platform. 5 (Tabby wrapper through ChatOpenAI). Can you help? Thank you. Describe the solution you'd like Include vLLM's OpenAI compatible endpoint as an endpoint while using Triton. Enhanced ChatGPT Clone: Features Anthropic, AWS, OpenAI, Assistants API, Azure, Groq, o1, GPT-4o, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model pip install langchain-mcp-adapters langgraph langchain-openai export OPENAI_API_KEY= < your_api_key > Server First, let's create an MCP server that can add and multiply numbers. The Open Assistant API is a ready-to-use, open-source, self-hosted agent/gpts orchestration creation framework, supporting customized extensions for LLM, RAG, function call, and tools capabilities. Feature request This proposal requests the integration of the latest OpenAI models, specifically gpt-4-1106-preview, into the existing framework of [relevant GitHub project, e. FastChat's OpenAI-compatible API server enables using LangChain with open models seamlessly. Node-RED Flows for OpenAI API compatible endpoints calling llama. This page covers how to use the OpenSearch ecosystem within LangChain. openai. It also supports seamless integration with the openai/langchain sdk. To use the Azure OpenAI service use the AzureChatOpenAI integration. LangChain OpenAI conducts AI research with the declared intention of promoting and developing a friendly AI. When a tool call is supposed to happen, the response from vLLM just has the <python_tag> metadata from Llama3. The goal of this project is to create an OpenAI API-compatible version of the embeddings endpoint, which serves open source sentence-transformers models and other models supported by the LangChain's HuggingFaceEmbeddings, HuggingFaceInstructEmbeddings and HuggingFaceBgeEmbeddings class. The REST API can be seamlessly operated from Google Colab, as demonstrated Nov 7, 2023 · Description Compatibility issue with the Langchain library due to the recent changes in the OpenAI Python package (version 1. 1). To access OpenAI models you'll need to create an OpenAI account, get an API key, and install the langchain-openai integration package. May 12, 2024 · You signed in with another tab or window. Self-hosted: Modelz LLM can be easily deployed on either local or cloud-based environments. The FastChat server is compatible with both openai-python library and cURL commands. Once you've done this set the OPENAI_API_KEY environment variable: 很多人开始使用 OpenAI，但希望探索其他模型。LangChain 与许多模型提供商的集成使这变得简单。虽然 LangChain 有自己的消息和模型 API，但我们也尽可能简化了探索其他模型的过程，通过暴露适配器将 LangChain 模型适配到 OpenAI API。 FastChat provides OpenAI-compatible APIs for its supported models, so you can use FastChat as a local drop-in replacement for OpenAI APIs. Create the tools you need for your application : This involves creating a search tool using the TavilySearchAPIWrapper and a list of fake tools for demonstration purposes. Jun 14, 2024 · I just want to share a library that I've built on top of LangChain, which exposes the LangChain/LangGraph agent (CompiledGraph) as an OpenAI-compatible API. gpt-3 openai-api extractive-question-answering gpt-4 langchain openai-api-chatbot chromadb OpenAI-compatible API *Google Vertex AI is Google's enterprise offering **Bumblebee self-hosted models - including Llama, Mistral and Zephyr ***LMStudio via their OpenAI compatibility API LangChain is short for Language Chain. requirements. - bentoml/OpenLLM. ipynb for a step-by-step guide. g. memory import Conver Run any open-source LLMs, such as DeepSeek and Llama, as OpenAI compatible API endpoint in the cloud. 2 days ago · This package contains the LangChain integrations for OpenAI through their openai SDK. 📄️ OpenWeatherMap. We then make the actual API call, and return the result. param openai_api_key: SecretStr | None = None (alias 'api_key') # Automatically inferred from env var OPENAI_API_KEY if not provided. Aug 7, 2024 · I have been having a lot of trouble getting vLLMs Open AI-compatible API to work with various LangChain/LangGraph tools, so I distilled this down to a contrived example. The tools are not called! The tools are executed when I use either Ollama through ChatOllama or OpenAi model through ChatOpenAI. Here is an example: Here is an example: import { OpenAI } from "@langchain/openai" ; const model = new OpenAI ( { temperature : 1 , openAIApiKey : 'xxx' , modelName : 'glm-4' } , { baseURL : "https Create a . This allows ChatGPT to automatically select the correct method and populate the correct parameters for the a API call in the spec for a given user input. To use, you should have the openai python package installed, and the environment variable OPENAI_API_KEY set with your API key. 1. Here is a simple python CLI chatbot for the server: chat. Can LangServe do that? For the langchain applications with input and output being both of single str type, this is possible. GEMINI_API_PORT (optional): The port on which to run the API (defaults to 8000). I will summarize the steps to take to use this with Deepseek: Install langchain-openai and restart JupyterLab Linkup API - General web search; DuckDuckGo API - General web search; Google Search API/Scrapper - Create custom search engine here and get API key here; Open Deep Research is compatible with many different LLMs: You can select any model that is integrated with the init_chat_model() API; See full list of supported integrations here Mar 6, 2024 · `import sqlite3 import streamlit as st from openai import OpenAI import pandas as pd import os from langchain. ChatGPT is the Artificial Intelligence (AI) chatbot developed by OpenAI. Next Steps May 14, 2023 · I have sensitive data (like corporate data etc. message. Installation and Setup. OpenLM is a zero-dependency OpenAI-compatible LLM provider that can call different inference endpoints directly via HTTP. Install the LangChain partner package; pip install langchain-openai Get an OpenAI api key and set it as an environment variable (OPENAI_API_KEY) Chat model. is there a simpler way? Ex: is it possible to use the LLM class directly with langchain? If so, is there an example? Dec 25, 2023 · Import the necessary modules from LangChain: These modules provide the necessary functionality for integrating LangChain with OpenAI. OpenLM. OpenAI conducts AI research with the declared intention of promoting and developing a friendly AI. Nov 13, 2024 · Hello, I would like to ask if there is a future plan for integrating the new openAI realtime API (which works with sockets connections instead of HTTP request) to the langchain and langgraph framew It parses an input OpenAPI spec into JSON Schema that the OpenAI functions API can handle. Apr 5, 2023 · Simple Command Line Chatbot. Any parameters that are valid to be passed to the openai. llms import VLLMOpenAI llm = VLLMOpenAI( openai_api_key="EMP Aug 28, 2023 · How can vllm be used with langchain? since it produces an OpenAPI compatible API, the first idea that I had was to spin up a vvlm server and then use langchain's OpenApi class and point it at that instance; but . A minimal example: from langchain. Jun 27, 2024 · def normalize_chat_complition(response: ChatCompletion) -> Any: """ Нормализация ответа от HuggingFace Text Generation Inference к формату ответа OpenAI: - tool_call. Repost a bug by creating a GitHub issue. The OpenAI API is powered by a diverse set of models with different capabilities and price points. beyond the current functionality to use only OpenAI's APIs? While the LangChain framework can be used standalone, it also integrates seamlessly with any LangChain product, giving developers a full suite of tools when building LLM applications. I am sure that this is a bug in LangChain rather than my code. com to sign up to OpenAI and generate an API key. Credentials Head to https://platform. The Langchain library relies on certain structures and imports from the OpenAI package, which have been mo Nov 18, 2024 · Hello, I am trying to migrate langchain agent to a langgraph and hitting a problem with locally hosted qwen-2. content задается значение " ", если пришло 'null'. Check out intro-to-langchain-openai. The bug is not resolved by updating to the latest stable version of LangChain (or the specific integration package). OpenLLM lets developers run any open-source LLMs as OpenAI-compatible API endpoints with a single command. OpenAI systems run on an Azure-based supercomputing platform from Microsoft. It's been very useful for me, so it might be for you as well :) Issue with current documentation: hello everyone! Is it possible to use the OpenAI-compatible URL API from text-generation-webui with langchain? the langchain documentation says about localhost, but I don't have access to it, I tried to langchain-notebook: Jupyter notebook demonstrating how to use LangChain with OpenAI for various NLP tasks. Local Deep Researcher is a fully local web research assistant that uses any LLM hosted by Ollama or LMStudio. Additional context Pros: Better integration with Langchain (through ChatOpenAI) and LlamaIndex Feb 15, 2024 · To resolve this issue, you might need to check the implementation of the OpenAI class in the langchain_openai module and see how it's constructing the URL for the API request. please keep the key safe and private. Konko API is a fully managed Web API designed to help application dev Layerup Security The Layerup Security integration allows you to secure your calls to a Model Agnostic: Works with any LangChain-compatible LLM (OpenAI, Anthropic, Llama, etc. LangChain's integrations with many model providers make this easy to do so. I used the GitHub search to find a similar question and didn't find it. hkbb ickzkavh swmlst lbfl fsyswpp elzbrrf xuoxfh xdxxhm jdkgl jcoisg ibv xbh myut djhez dupmung