the402 x402 endpoint directory

Deribit DVOL index (30-day annualized implied volatility from the options order book) for BTC or ETH, delivered as a r

Depeg monitor for USD stablecoins (USDT, USDC, DAI, FDUSD, TUSD, USDe, PYUSD): DeFiLlama market-aggregate price per co

One-call compliance check for the French e-invoicing reform (from 2026-09-01 the customer's SIREN is a mandatory invoi

Live news search as clean JSON: recent articles ranked with title, URL, snippet, age, source and a breaking flag, with

Upscales an image 2x or 4x via Venice's image/upscale endpoint (default model: venice-sd35). Returns a permanent fal-h

One-call answer for a specific time window: rain odds, temps, comfort, verdict — Summarizes a ≤12-hour window at a coo

Find prediction markets by free-text query; returns slugs for other endpoints — Full-text search over the canonical ma

Biggest soccer probability moves (1h/6h/24h) — The fastest way to see where news is landing in soccer: active markets

Biggest NFL football probability moves (1h/6h/24h) — The fastest way to see where news is landing in NFL football: act

Biggest NBA basketball probability moves (1h/6h/24h) — The fastest way to see where news is landing in NBA basketball:

Biggest MLB baseball probability moves (1h/6h/24h) — The fastest way to see where news is landing in MLB baseball: act

Biggest science and technology probability moves (1h/6h/24h) — The fastest way to see where news is landing in science

Biggest world politics probability moves (1h/6h/24h) — The fastest way to see where news is landing in world politics:

Biggest US politics probability moves (1h/6h/24h) — The fastest way to see where news is landing in US politics: activ

Biggest Federal Reserve probability moves (1h/6h/24h) — The fastest way to see where news is landing in Federal Reserv

Biggest entertainment probability moves (1h/6h/24h) — The fastest way to see where news is landing in entertainment: a

Biggest crypto probability moves (1h/6h/24h) — The fastest way to see where news is landing in crypto: active markets

Live probability: Who wins the next World Series? — Stable evergreen URL for a recurring question: Who wins the next W

Live probability: Who controls the Senate after the next election? — Stable evergreen URL for a recurring question: Wh

Live probability: Will the next US GDP print show growth? — Stable evergreen URL for a recurring question: Will the ne

Live probability: Will the next CPI print come in above consensus? — Stable evergreen URL for a recurring question: Wi

Live probability: Who controls the House after the next election? — Stable evergreen URL for a recurring question: Who

Live probability: Will the Fed chair change this year? — Stable evergreen URL for a recurring question: Will the Fed c

Live probability: Will Bitcoin trade above $100k at year end? — Stable evergreen URL for a recurring question: Will Bi

Lists a wallet's active token approvals — which contracts can spend its tokens, the allowance, USD value at risk and a

Reads a B20 Asset token's rebase multiplier — the factor that scales every holder's balance. Flags whether balances ar

Complete B20 token profile straight from the precompile: variant (Asset/Stablecoin), name, symbol, decimals, total sup

Complete token portfolio for a Base address with USD values: every ERC-20 the wallet holds, priced from live DEX liqui

🆕 Resolves the complete Base identity behind an address or Basename: resolved address, avatar, description, website a

Extract tabular data from messy text or HTML using Claude Haiku — detects columns and rows in unstructured content and

Extract structured data from resume/CV text using Claude Haiku — returns name, contact info, skills, work experience,

Extract structured data from invoice or receipt text — or directly from an invoice URL (PDF, HTML, or plain text, fetc

Translate structured content — JSON, HTML, Markdown, templates, UI strings — without breaking structure. Preserves key

Translate up to 2000 words between languages using Claude Haiku — auto-detects source, supports 30+ target languages,

Full profile for any ERC-20 token by contract address — name, symbol, decimals, supply from the chain itself, plus liv

AI model capability, specs and limits table for 2,000+ LLMs — GPT-5, GPT-4o, Claude 5, Claude Sonnet, Gemini 3 Pro, Ll

Full-text search across x402 resources

Get current delay information for a specific airport

CIKs covered by /company/facts.

SEC Form 4 insider transactions.

Tickers with earnings coverage.

Tickers covered by filings.

Valid filing_type enum values.

Tickers supported by the snapshot endpoint.

Tickers held in any 13F.

Upscales images 2x or 4x with AI super-resolution, best for photos and illustrations. Venice image/upscale backend (ve

Lists the NFT collections a Base wallet holds — name, count and floor value — spam-filtered, via Covalent. For agents

Independently fetch, hash, timestamp and archive a URL or API response; returns a signed certificate. Merkle-anchored

Cheap, fast "is this a dateable event?" filter for social and web text — one tiny Haiku call returns is_event, confide

Validate data against a supplied schema — checks required fields, nested objects, arrays, enums, string formats, numer