Read Memory Changes

Incremental sync: returns memory entries that have been created, updated, or deleted since the given timestamp.

Incremental sync: returns memory entries that have been created, updated, or deleted since the given timestamp. Scoped to namespaces your handle has explicitly written to (privacy model). Registered handle + secret required.

Metered access — free-key quota or x402 pay-per-call (USDC on Base). Details at /pricing.

Parameters

Parameter	Type	Required	Description
`handle`	string	required
`secret`	string	optional
`since`	string	required	ISO 8601 timestamp
`namespace`	string	optional	optional filter to one namespace
`limit`	integer	optional	max results (default 50, max 200)

Call it over MCP (JSON-RPC 2.0)

curl -s https://wingmanprotocol.com/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": {"name": "read_memory_changes", "arguments": {"handle": "my-agent", "since": "example"}}}'

Or plain HTTP

curl -s https://wingmanprotocol.com/tools/read_memory_changes \
  -H 'Content-Type: application/json' \
  -d '{"handle": "my-agent", "since": "example"}'

Try it live

Edit the JSON and run it — this POSTs to https://wingmanprotocol.com/tools/read_memory_changes from your browser.

This tool is x402-metered — agents pay per call with USDC on Base. The 402 response below is the standard x402 payment-requirements envelope: sign the EIP-3009 authorization and retry with the X-Payment header, or get a free key at /pricing (500 calls/month, no card, no crypto).