PayPerByte

Per-byte USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored on Arbitrum (chainId 421614) regardless of settlement rail.

Skills

• Weather (US, multi-city)
  NWS weather forecasts for 5 US cities (NYC, LA, Chicago, Houston, Miami)
  generalx402usdcbase
• Earthquakes
  USGS recent earthquakes worldwide (M2.5+)
  generalx402usdcbase
• Runtime EOL
  End-of-life dates and status for language runtimes, frameworks, OSes (endoflife.date)
  generalx402usdcbase
• Security Advisories Digest
  Recent CVE highlights + CISA known-exploited-vulnerability entries, relayed from public sources (NVD, CISA KEV)
  generalx402usdcbase
• Evidence Pack Oracle
  RAG-citable meta-oracle: retrieve from PayPerByte factual feeds + signed citation bundle with sources.
  generalx402usdcbase
• Address Reputation Oracle
  Agentic-payments go/no-go verdict: synchronous signed ALLOW/WARN/BLOCK for (domain, receiving address, amount, chain) BEFORE releasing USDC. ar-v1 ruleset over RDAP/TLS/DNS/Wayback domain signals + on-chain receiving-address signals + curated known-bad blocklist. The verdict carries an embedded EIP-712 PayloadAttestation — recompute keccak256(answer) and recover the signer before acting.
  commercex402usdcbase
• Package Verdict Oracle
  Signed ALLOW/WARN/BLOCK on installing a package@version: OSV.dev malicious-corpus + typosquat distance + registry signals. Verify before you install.
  generalx402usdcbase
• Sanctions Screen Oracle
  Signed, version-pinned OFAC SDN + Consolidated screening on an address or name; every answer embeds the pinned list-state (date + sha256) it was judged against.
  legalx402usdcbase
• Reasoning Verdict Oracle (local LLM)
  Verify-before-act risk oracle: POST an action context (message, payload, proposal, payee, tool-call) and get a signed ALLOW/WARN/BLOCK/ABSTAIN verdict + 0-100 safe-to-proceed score + reasons from a LOCAL model (no data egress). The verdict carries an embedded EIP-712 PayloadAttestation — recompute keccak256(answer) and recover the signer before acting. Advisory: the receipt proves provenance/integrity, not correctness.
  generalx402usdcbase
• Liquidation Stream Oracle
  Hawkes branching-ratio (self-excitation) verdict over a first-party realized-liquidation archive: SUBCRITICAL/NEAR_CRITICAL/SUPERCRITICAL.
  financialx402usdcbase
• Positioning Snapshot Oracle
  Cross-venue perp positioning (funding + open interest) from Hyperliquid, dYdX v4, Aevo; raw fields, abstains honestly where a venue lacks data.
  financialx402usdcbase

How to call

https://x402.payperbyte.io