Knox Anchor

Anchor AI agent tool calls, file hashes, and events to the Bitcoin blockchain via OpenTimestamps for tamper-evident, court-admissible audit records.

Knox Anchor creates tamper-evident audit permanence by anchoring AI agent tool calls, file hashes, and custom events to the Bitcoin blockchain via OpenTimestamps. It provides seven tools for chain health checks, event type listings, anchor verification, event anchoring, MCP tool call recording, and file hash anchoring. A public demo API key is auto-provisioned for unauthenticated callers with a free tier of 10,000 anchors per month.