Vcr
FreeNot checkedVCR for MCP servers: a zero-dependency stdio proxy that records and replays MCP JSON-RPC tool calls to local cassette files, enabling deterministic, offline tes
About
VCR for MCP servers: a zero-dependency stdio proxy that records and replays MCP JSON-RPC tool calls to local cassette files, enabling deterministic, offline testing of AI agent workflows without side-effects or rate limits.
Installing Vcr
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/yulinlina/mcp-vcrFAQ
Is Vcr MCP free?
Yes, Vcr MCP is free — one-click install via Unyly at no cost.
Does Vcr need an API key?
No, Vcr runs without API keys or environment variables.
Is Vcr hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Vcr in Claude Desktop, Claude Code or Cursor?
Open Vcr on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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