the402 x402 endpoint directory

SYNTHORA LLM Gateway SMART: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Large free-tier models (

SYNTHORA LLM Gateway FAST: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Fast free-tier models (ll

Return the structured offer of one product page: identifiers, price, availability, shipping, variants, ratings, images

Fill a caller supplied JSON Schema from one web page and report source and confidence for every field.

Returns a global crypto market snapshot with total market cap.

Fill a caller supplied JSON Schema from one web page and report source and confidence for every field.

Return the structured offer of one product page: identifiers, price, availability, shipping, variants, ratings, images

Retrieves IPFS content by CID and optional path through public gateways, returning base64, text, or parsed JSON with a

Current Dutch school-holiday dates by year, region or date. Payment constitutes acceptance of the terms at https://age

Currency conversion via ECB euro reference rates (informational). The underlying ECB reference rates can be obtained f

Use when an agent needs rep arkm transfers. Returns Arkham-compatible ERC-20 transfers for one Base wallet, backed by

Detect likely leaked API keys, tokens, private-key headers, JWTs, and credential assignments in caller-supplied source

Publish agent-generated files, JSON reports, markdown, or text and return a stable public URL.

Verification and tier status for an AI agent on AgentCrush. Returns tier, verified flag, claim status, and last tier u

Use when an agent needs tweets search. Returns Search publicly indexed X.com posts with an x402.twit.sh-compatible que

Canonical harness tear-sheet — one call returns totals (fires / boundary / silent / first-ever), top-5 fires by confid

Inspect Base transaction status and receipt evidence in one call, including success, revert, or pending state, confirm

Current USD/KRW exchange rate (ECB reference via Frankfurter, fallback open.er-api.com).

Tx Preflight - Simulate a transaction before you sign it and get a safe / warn / danger verdict.

Use when an agent needs trading signals. Returns Bounded crypto trading signal from free DefiLlama DEX volume, chain T

Get latest crypto news with sentiment scores and token mentions

PoolTogether draw-schema — volgende draw op Base/Arb/OP/Scroll

Signed plug-in solar legality record for one US state

Bundle six official World Development Indicators into one normalized country snapshot with latest and previous GDP, gr

Geocode one structural address in the United States, Puerto Rico, or U.S. Island Areas with normalized U.S. Census MAF

Retrieve newest-first incoming and outgoing Circle USDC Transfer events for one address across a validated, bounded Ba

Execute one bounded read-only eth_call against a resolved Base mainnet block, retain call and block evidence, and opti

Inspect Base mainnet contract bytecode, common token metadata, and ERC-165, ERC-721, and ERC-1155 interface signals at

Check a public domain's email authentication and anti-spoofing posture using MX, SPF, DMARC, caller-selected DKIM, MTA

Real crypto market data in one batched call: price, market cap, market-cap rank, 24h volume/high/low/change, circulati

Live Bitcoin mempool snapshot: unconfirmed transaction count, total virtual size and total fees, a fee-rate histogram

Check GitHub's official status source for current incidents, component health, and scheduled maintenance before an age

Check one public AWS, Google Cloud, Azure, DigitalOcean, or Linode service/location status source and return a terse a

Historical price data with configurable timeframes (1H/6H/1D/1W/1M/ALL)

Geocode a Japanese (JP) address to WGS84 lat/lng coordinates, with a granularity level (prefecture → city → town → cho

Generate a text embedding vector using OpenAI text-embedding-3-small (1536 dimensions). Ideal for semantic search, RAG

Run a read-only transaction simulation with eth_call and eth_estimateGas against a supported public EVM RPC without si

Locus public pay-per-use API

Use when an agent needs wallet analyze. Returns Base wallet balances, bounded transfers, token holdings and counterpar

Use when an agent needs mpp admission gate. Returns Admit one service from the live MPP public catalog for a task, pri

Resolve an occupation title to ranked SOC candidates, each with the SOC code, official title and a match score. The ch

Resolve a US location to ranked OFLC wage-area candidates, each with the area code, area name and state. Accepts a cou

Catalog of covered stablecoins ranked by market cap, from the DefiLlama stablecoins feed. Each row carries symbol, nam

Catalog of tokenized real-world-asset products ranked by TVL, from the DefiLlama RWA universe. Each row carries slug,

Daily listed options open interest per instrument: strike, expiry, option type, open interest, mark implied volatility

Five minute open interest history for the major perpetuals in base units and USD, normalised across symbols and retain

CFTC Commitments of Traders weekly history for crypto futures with the columns the free CSV does not carry: dealer lon

Upcoming and very-recent US economic data release dates - CPI, employment, GDP, FOMC minutes, Treasury auctions, etc.

OpenAI-compatible chat completions gateway (alias of /v1/chat/completions for api/v1-style base URLs) — standard reque

Scrape any web page: URL to Markdown / HTML to Markdown for LLM context. Readability article extraction strips nav, ad