# LangGraph Auth Service (v2) API

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

LangGraph Auth Service (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 Auth Service (v2). The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and authentication docs.

The Auth Service (v2) API from LangGraph — 13 operation(s) for auth service (v2).

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/langgraph/refs/heads/main/openapi/langgraph-auth-service-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

## Other LangGraph APIs (4)

- [LangGraph Agent Connections (v2) API](https://apis.io/apis/langgraph/langgraph-agent-connections-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

Auth Service (v2)

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