HoldKit for Claude Code

ai.peerfoundry/holdkit

Idempotency keys, locks, timers, and inboxes for agents over MCP. No payments.

client:Claude Code transport:streamable-http tools:14

Install HoldKit in Claude Code

run in your project directory

claude mcp add --transport http holdkit https://holdkit.peerfoundry.ai/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs