Memory Write Guard

Try before payment

Inspect a representative partial result, exact price and copy-ready upgrade instructions. No wallet, signature or payment required.

Copy-ready MCP call

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "memory_write_guard",
    "arguments": {"write":{"memory_id":"fact-42","content":{"fact":"Approved public endpoint"},"source":{"uri":"https://example.com"}},"policy":{"max_bytes":65536,"ttl_seconds":86400}}
  }
}

What the agent receives

Allow, review or quarantine decision with poisoning indicators, provenance checks, retention recommendation and signed receipt.

No API key or subscription. The first paid request returns HTTP 402 payment requirements; an x402 client signs and retries automatically.