Agent Memory: durable key-value storage that survives between agent runsGET /api/memory/set · x402 API by x402-services-production
Agent Memory: durable key-value storage that survives between agent runs. Write a JSON value (16KB max) under a key. First write to a namespace claims it with your secret token. Send { ns, token, key, value }.
What does this x402 API do?
Agent Memory: durable key-value storage that survives between agent runs. This is an x402-gated GET API resource from x402-services-production. The latest safe exact-route check returned HTTP 404 on 2026-08-24. The listing records $0.005 USD-denominated per request on Base. No settled paid call has been verified.
- Published price
- $0.005 USD-denominated per request
- Networks
- Base
- Latest evidence
- The latest safe exact-route check returned HTTP 404 on 2026-08-24
- Resource ID
- 0a6d8c4d11b7c9a0f3ff46a5
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://x402-services-production.up.railway.app/api/memory/set", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Observed in 402-index
Discovered through bazaar.
- Registry record checked
Registry health: degraded.
- Exact route checked
non 402
- Origin reachable
HEAD https://x402-services-production.up.railway.app/ returned 404.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is $0.005 USD-denominated per request. Raw protocol requirements remain visible below for implementation and audit use.