Framework Integrations

One-line install. Each package auto-installs the core harness. Works with every major LLM framework.

pip install mcp-test-harness-{framework}
PyPI version mcp-test-harness Core downloads Ecosystem PyPI downloads Sponsor
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Package versions & downloads

26 PyPI packages ? total downloads (all-time via PePy) from ecosystem-downloads.json ? on PyPI until indexed. ? view on GitHub

Package Tests for Version Downloads

Docker: ghcr.io/vaquarkhan/mcp-test-harness:latest ? Action: vaquarkhan/mcp-test-harness@v5

Works with everything

Test MCP servers in any stack

Provider packages are thin shims ? they pull the core harness and add framework-specific helpers. You always get the full assertion library and report formats.

LangChain
LangGraph New
OpenAI
OpenAI Agents New
Anthropic
Bedrock
Gemini
CrewAI
LlamaIndex
Pydantic AI New
Groq
Mistral
Azure
Vertex AI
FastMCP
AutoGen
View features deck Multi-language suite (TS ? Java ? Go ? .NET) What ships end-to-end