Free core · northern forge

Agent Tool-Call Receipt

Paste an MCP or agent tool trace → get a clean receipt: tools called, args summary, errors, and a next-fix checklist. Built for builders debugging agent sessions.

Use freeFull core runs in your browser — no account required.

ProFree core + $3.99 pro. One-time unlock on this device.

Local-firstYour data stays in the browser unless you export it.

Paste tool trace (MCP JSON-RPC, Claude tool_use, OpenAI function calls, or plain log lines)

Receipt style

Secret masking

Receipt appears here.