A Claude Code MCP write passes through an acknowledgement gate, durable commit check, and independent read before a durability receipt is issued

Claude Code got a success receipt before the write was durable

An MCP tool can return success after accepting a write but before durable storage. Define acknowledgement levels, verify the committed version, and give Claude Code a durability receipt.

September 7, 2026 · 5 min · 995 words · Thomas De Vos
Read Claude Code got a success receipt before the write was durable