x402 and MPP seller integrity audit for one exact paid GET or POST route after a buyer integration fails, a seller changes the route, or before the next paid retry or release. Returns machine_buyable, contract_ready, or repair_required with exact repair actions. Checks constructible non-secret input, live unpaid GET terms, optional Bazaar metadata, and buyer-required success paths. Uses no credential or target payment, follows no redirect, and sends no target POST.

Base address -> deterministic Morpho borrower position snapshot and collateral-price stress scenarios. Returns LTV, LLTV, health factor, liquidation headroom, source freshness, and scenario outcomes. Read-only indexed observation; direct RPC verification is required before execution.

Extract a public HTTP(S) page into JSON: title, description, JSON-LD, Open Graph, headings, links, and AI-readiness signals. No JavaScript; 12-second timeout; 3 MB cap. Paid JSON keeps requestedUrl, finalUrl, status, sourceOk, error, and capture limits. Default excerpt 1200. Optional textExcerptLimitChars 1-40000 is rejected before payment; price unchanged. Not the full page. Use /read for Markdown.

Batch extract one to five public HTTPS URLs into bounded structured fields. One flat 0.01 USDC (10000 atomic Base USDC) quote buys a bounded attempt with hard request, byte, and wall-time ceilings. Charge is for the attempt, not a guarantee that every URL succeeds.