Tabularium

active

Pay-per-call agent memory over x402 v2, in USDC on Base mainnet (eip155:8453). No account or API key: the paying wallet is the identity and owns one workspace. Every write is appended to a hash chain whose head is signed (Ed25519), so an export verifies offline without trusting the server. Values up to 64 KB; the operator can read stored values, so encrypt secrets first. Failed calls (4xx/5xx)…

AIBasex402 v2exacttabularium.matt-3e0.workers.dev ↗︎

Settled via Coinbase.

Transactions · 30d
59
Volume · 30d
$0.761
Unique buyers · 30d
2
Uptime · 30d
100.0%
Latency p50
160ms
Reported calls · 30d
215

Endpoints (5 live)

  • GET /export — Full signed history and current values of the paying wallet's workspace, verifiable offline. (free)
  • GET /read — Latest value for a key in the paying wallet's workspace, with its chain entry. (free)
  • POST /snapshot/fetch — Returns the page's readable text plus an Ed25519-signed record (final URL after redirects, fetch time, status, sha256 of the body and of the text) that verifies offline. Charged only for 2xx text pages; refused URLs cost nothing. (0.005 USDC on Base)
  • POST /renew — Extends the paying wallet's workspace by 30 days from the later of now or its expiry. (free)
  • POST /write — Append a value to a private, hash-chained workspace owned by the paying wallet. (free)

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