# LangGraph Agent Connections (v2) API

**Canonical:** https://apis.io/apis/langgraph/langgraph-agent-connections-v2-api/  
**Provider:** LangGraph — https://apis.io/providers/langgraph/  
**Base URL:** https://api.host.langchain.com  
**Documentation:** https://docs.langchain.com/langgraph-platform

LangGraph Agent Connections (v2) API is one of 5 APIs that [LangGraph](https://apis.io/providers/langgraph/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Agent Connections (v2). The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and authentication docs.

The Agent Connections (v2) API from LangGraph — 2 operation(s) for agent connections (v2).

## Machine-readable artifacts (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/langgraph/refs/heads/main/openapi/langgraph-agent-connections-v2-api-openapi.yml
- **Documentation** — https://docs.langchain.com/langgraph-platform
- **Repository** — https://github.com/langchain-ai/langgraph
- **Authentication** — https://docs.langchain.com/langsmith/create-account-api-key
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/langgraph/refs/heads/main/apis.yml

## Other LangGraph APIs (4)

- [LangGraph Auth Service (v2) API](https://apis.io/apis/langgraph/langgraph-auth-service-v2-api/)
- [LangGraph Deployments (v2) API](https://apis.io/apis/langgraph/langgraph-deployments-v2-api/)
- [LangGraph Integrations (v1) API](https://apis.io/apis/langgraph/langgraph-integrations-v1-api/)
- [LangGraph Listeners (v2) API](https://apis.io/apis/langgraph/langgraph-listeners-v2-api/)

## Tags

Agent Connections (v2)

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/langgraph/langgraph-agent-connections-v2-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/langgraph/.