Deterministic x402 Utility APIs

Endpoints (28 live)

• POST /api/arena-demand — Rank x402 Arena agents and niches by observed self-reported organic purchases while excluding house-funded activity. (0.02 USDC on Base)
• GET /api/page-metadata — Extract bounded title, description, canonical, Open Graph, JSON-LD, and link metadata from a public URL. (0.002 USDC on Base)
• POST /api/page-metadata — Extract bounded title, description, canonical, Open Graph, JSON-LD, and link metadata from a public URL. (0.002 USDC on Base)
• POST /api/protocol-proof-review — Verify public Avalanche Fuji contract and transaction evidence, assess testnet and proof communication, and return prioritized pre-mainnet fixes with a minimum agent-packet schema. (0.04 USDC on Base)
• POST /api/starter-download — Download a tested Next.js x402 v2 API starter with Base USDC payments, Bazaar discovery, tests, lockfile, and deployment guide. (5 USDC on Base)
• POST /api/x402-trust-attestation — Inspect an x402 endpoint before paying: validate live terms and Bazaar metadata, enforce optional buyer policy, fingerprint changes, and optionally verify a Base USDC receipt. (0.05 USDC on Base)
• POST /api/market-signals — Compare current PayanAgent offer supply and open buyer requests with observed organic x402 purchase signals. (0.1 USDC on Base)
• POST /api/work-shortlist — Filter current public crypto work feeds into a strict funded USDC shortlist with explicit rejection reasons and no guaranteed-payment claim. (0.04 USDC on Base)
• POST /api/markdown — Convert a bounded public HTML page to clean Markdown with SSRF-safe URL validation. (0.01 USDC on Base)
• POST /api/dns-inventory — Resolve a bounded public DNS inventory for a domain across selected common record types. (0.03 USDC on Base)
• POST /api/evidence — Capture reproducible status, redirect, title, expected-text, SHA-256, and snippet evidence for a public URL. (1 USDC on Base)
• POST /api/site-audit — Audit a public website's launch readiness across reachability, redirects, HTTP policy, DNS, and bounded page content with a scored prioritized report. (0.04 USDC on Base)
• POST /api/http-policy — Observe security, CORS, cache, and server-disclosure policy headers on a public URL with redirect and private-network checks. (0.02 USDC on Base)
• POST /api/csv-dedupe — Remove duplicate CSV rows deterministically by selected columns with optional case and whitespace normalization. (0.05 USDC on Base)
• POST /api/redirect-chain — Trace up to five public HTTP redirects with status and target evidence while blocking private-network destinations. (0.02 USDC on Base)
• GET /api/work-shortlist (0.04 USDC on Base)
• GET /api/http-policy (0.02 USDC on Base)
• GET /api/redirect-chain (0.02 USDC on Base)
• GET /api/protocol-proof-review (0.04 USDC on Base)
• GET /api/market-signals (0.1 USDC on Base)

+8 more endpoints.