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Chat models are language models that use a sequence of messages as inputs and return messages as outputs .
While all these LangChain classes support the indicated advanced feature, you may have to open the provider-specific documentation to learn which hosted models or backends support the feature.
ProviderTool callingStructured outputJSON modeLocalMultimodalPackage
ChatAnthropic✅✅❌❌✅langchain-anthropic
ChatOpenAI✅✅✅❌✅langchain-openai
AzureChatOpenAI✅✅✅❌✅langchain-openai
ChatVertexAI✅✅❌❌✅langchain-google-vertexai
ChatGoogleGenerativeAI✅✅❌❌✅langchain-google-genai
ChatGroq✅✅✅❌❌langchain-groq
ChatBedrock✅✅❌❌❌langchain-aws
ChatHuggingFace✅✅❌✅❌langchain-huggingface
ChatOllama✅✅✅✅❌langchain-ollama
ChatXAI✅✅❌❌❌langchain-xai
ChatNVIDIA✅✅✅✅✅langchain-nvidia-ai-endpoints
ChatCohere✅✅❌❌❌langchain-cohere
ChatMistralAI✅✅❌❌❌langchain-mistralai
ChatTogether✅✅✅❌❌langchain-together
ChatFireworks✅✅✅❌❌langchain-fireworks
ChatAI21✅✅❌❌❌langchain-ai21
ChatLlamaCpp✅✅❌✅❌langchain-community
ChatUpstage✅✅❌❌❌langchain-upstage
ChatDatabricks✅✅❌❌❌databricks-langchain
ChatWatsonx✅✅✅❌❌langchain-ibm
ChatPerplexity❌✅✅❌✅langchain-perplexity

​
All chat models

Abso

AI21 Labs

AI/ML API

Alibaba Cloud PAI EAS

Anthropic

AzureAIChatCompletionsModel

Azure OpenAI

Azure ML Endpoint

Baichuan Chat

Baidu Qianfan

Baseten

AWS Bedrock

Cerebras

CloudflareWorkersAI

Cohere

ContextualAI

Coze Chat

Dappier AI

Databricks

DeepInfra

DeepSeek

Eden AI

EverlyAI

Featherless AI

Fireworks

ChatFriendli

Goodfire

Google Gemini

Google Cloud Vertex AI

GPTRouter

DigitalOcean Gradient

GreenNode

Groq

ChatHuggingFace

IBM watsonx.ai

JinaChat

Kinetica

Konko

LiteLLM

Llama 2 Chat

Llama API

LlamaEdge

Llama.cpp

maritalk

MiniMax

MistralAI

MLX

ModelScope

Moonshot

Naver

Nebius

Netmind

NVIDIA AI Endpoints

ChatOCIModelDeployment

OCIGenAI

ChatOctoAI

Ollama

OpenAI

Outlines

Perplexity

Pipeshift

ChatPredictionGuard

PremAI

PromptLayer ChatOpenAI

Qwen QwQ

Qwen

Reka

RunPod Chat Model

SambaNovaCloud

SambaStudio

ChatSeekrFlow

Snowflake Cortex

SparkLLM Chat

Nebula (Symbl.ai)

Tencent Hunyuan

Together

Tongyi Qwen

Upstage

vLLM Chat

Volc Engine Maas

ChatWriter

xAI

Xinference

YandexGPT

ChatYI

Yuan2.0

ZHIPU AI

If you’d like to contribute an integration, see Contributing integrations.
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