the402 x402 endpoint directory

MCP servers, called rather than listed · we called 16,923 of them · search their tools

Every x402 endpoint we can find, each one called to see what it actually answers and what it quotes. Other directories list what providers claim. This one reports what the endpoint did when we asked it, and says plainly where we could not tell.

Last verified 2026-10-14. We parse the payment challenge, we do not complete a payment.

EndpointStatusPriceNetworkSpecChecked
api.onesource.io chain nft-metadata
NFT metadata for ERC721 or ERC1155 tokens via eth_call, with IPFS, Arweave, data URI, and public HTTP(S) resolution
answers 402 $0.008 base v2 GET 38d ago
toolcall.click web search
Keyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL
answers 402 $0.008 base v2 GET 38d ago
vibesprings.net news crypto
Real-time aggregated cryptocurrency news feed with lexicon-based sentiment analysis and cross-outlet story clustering.
answers 402 $0.008 base v2 GET 38d ago
x402-seller.onrender.com currency rate
Currency exchange rate for converting between any two currencies (forex/FX rate), drawn from a set of 30+ major curren
answers 402 $0.008 base v2 GET 38d ago
toolsmith-api.dassad10.workers.dev web search
Keyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL
answers 402 $0.008 base v2 GET 38d ago
toolcall.click domain check
Due-diligence check on any domain: registration age via RDAP, registrar, DNS posture (A/MX/NS), SPF and DMARC presence
answers 402 $0.008 base v2 GET 38d ago
api.oblique.markets paid summarize
Use when an agent needs summarize. Returns Summarize text as bullet points, a paragraph, or a single line — determinis
answers 402 $0.008 base v2 POST 38d ago
kino402.com prompts ugc-product-video
UGC product video prompt: the compiled prompt and render plan for a 5s 9:16 casual spot on seedance-1.5-pro
answers 402 $0.008 base v2 POST 38d ago
x402render-u5vwpxpyua-uc.a.run.app pm-markets
Live Polymarket markets with prices, volume and liquidity. Filter by open/closed and sort by volume or liquidity
answers 402 $0.008 base v2 GET 38d ago
x402render-u5vwpxpyua-uc.a.run.app pm-events
Polymarket events — grouped markets such as an election with one market per candidate
answers 402 $0.008 base v2 GET 38d ago
x402render-u5vwpxpyua-uc.a.run.app kalshi-markets
Live Kalshi markets with yes/no prices normalised to probabilities, volume and open interest
answers 402 $0.008 base v2 GET 38d ago
agent-commerce-factory-jm.austriaeast.cloudapp.azure.com crypto prices
Live cryptocurrency prices and market data — a token price API for agents. Look up the current Bitcoin price, Ethereum
answers 402 $0.008 base v2 POST 38d ago
x402render-u5vwpxpyua-uc.a.run.app defi-prices
Current token prices by contract address or coingecko id, several at once. Accepts chain:address or coingecko:id
answers 402 $0.008 base v2 GET 38d ago
x402render-u5vwpxpyua-uc.a.run.app defi-protocol
One DeFi protocol in detail: current TVL, per-chain breakdown, category and token
answers 402 $0.008 base v2 GET 38d ago
tools.halowerk.com claim check
Holt die genannten Quellen, zerlegt sie in Saetze und sucht die Fundstellen mit der hoechsten Begriffsdeckung zur Beha
answers 402 $0.008 base v2 POST 38d ago
api.myco2suite.io cbam batch
Batch EU CBAM: liability for a portfolio of shipments in one call (1–100 shipments; a single live ETS price is shared)
answers 402 $0.008 base v2 POST 38d ago
api.myco2suite.io v1 cbam
EU CBAM liability: embedded emissions, free-allocation benchmark, certificates and EUR liability for an import by CN c
answers 402 $0.008 base v2 POST 38d ago
mcpfax-utility.bowling-anthony.workers.dev v1 lei
LEI lookup — Legal Entity Identifier record by LEI code or entity name.
answers 402 $0.008 base v2 GET 38d ago
hunter.x402.paywithlocus.com hunter email-verifier
Locus public pay-per-use API
answers 402 $0.008 base v2 POST 38d ago
manyfish-seller.redcliff-d7368db1.westus2.azurecontainerapps.io image analyze
Return a caption, visual tags, and located objects for a supplied image.
answers 402 $0.008 base v2 POST 38d ago
ai-data-marketplace-1042299154756.us-central1.run.app v1 vehicle_safety_report
Bundle official NHTSA VIN identity, model-level recalls, and complaint safety signals into one buyer-ready vehicle rep
answers 402 $0.008 base v2 GET 38d ago
402utils.com v1 screenshot
Capture a screenshot of any public web page with a headless Chrome browser. Set the viewport, grab the full scrollable
answers 402 $0.008 base v2 POST 38d ago
api.agentstools.dev energy renewables
Renewable share of US electricity generation from the EIA grid monitor: solar, wind, hydro and geothermal as a percent
answers 402 $0.008 base v2 GET 38d ago
alphavantage.x402.paywithlocus.com alphavantage earnings-call-transcript
Locus public pay-per-use API
answers 402 $0.008 base v2 POST 38d ago
apiacre.com research crossref-work-search
Search open Crossref bibliographic metadata by title, author, DOI fragment, or citation and return bounded normalized
answers 402 $0.008 base v2 POST 38d ago
api.agentstools.dev mining capitulation
Bitcoin hash-ribbon miner-capitulation signal: the 30-day versus 60-day moving average of network hashrate, whether mi
answers 402 $0.008 base v2 GET 38d ago
api.agentstools.dev energy electricity
US electricity data from the EIA grid monitor and retail survey: generation mix by fuel type with percentage breakdown
answers 402 $0.008 base v2 GET 38d ago
api.agentstools.dev crime benchmark
National or state baseline crime rates for an offense and window from public FBI UCR and NIBRS data. Give an offense a
answers 402 $0.008 base v2 GET 38d ago
api.agentstools.dev btc block
Bitcoin block metadata by height or hash (or the chain tip when neither is given), fused with the current difficulty-a
answers 402 $0.008 base v2 GET 38d ago
agent402.tools api crypto-global
Global crypto market snapshot: total market cap, total 24h volume, BTC dominance, ETH dominance, active coin count, ac
answers 402 $0.008 base v2 GET 38d ago
agent402.tools api crypto-trending
Trending coins on CoinGecko in the last 24 hours, ranked by user search activity on the site (currently ~15 results).
answers 402 $0.008 base v2 GET 38d ago
agent402.tools skill trip-planner
Bundled execution of the Multi-stop trip planner workflow - Plan a multi-stop journey deterministically: geocode each
answers 402 $0.008 base v2 POST 38d ago
fetch.halowerk.com batch extract
Extract up to ten URLs in one paid call.
answers 402 $0.008 base v2 POST 38d ago
fetch.netzhandwerker.de batch extract
Extract up to ten URLs in one paid call.
answers 402 $0.008 base v2 POST 38d ago
mcpfax-utility.bowling-anthony.workers.dev v1 icd10
ICD-10-CM search — Search ICD-10-CM diagnosis codes by term or code.
answers 402 $0.008 base v2 GET 38d ago
mcpfax-utility.bowling-anthony.workers.dev v1 econ-indicator
Economic indicator — World Bank indicator time series for a country (GDP, unemployment, etc.).
answers 402 $0.008 base v2 GET 38d ago
mcpfax-utility.bowling-anthony.workers.dev v1 weather-alerts
Active weather alerts — Active NWS watches/warnings for a US coordinate.
answers 402 $0.008 base v2 GET 38d ago
solana-launches.api.klymax402.com api launches
Get recently launched tokens on Solana with market data
answers 402 $0.008 base v2 GET 38d ago
mcpfax-markets.bowling-anthony.workers.dev prediction-markets search
MCPFax markets — Cross-venue market search (prediction_market_search). Price: $0.002 USDC per call on Base.
answers 402 $0.008 base v2 GET 38d ago
x402.agentutility.ai tool-call-diff
Compare two agent run sequences and see how their tool calls differ. Send before and after arrays of tool calls (name/
answers 402 $0.008 base v2 POST 38d ago
agenttoll.app base scout
New token scan with a safety verdict attached: today's new Base pools above your liquidity floor, each already checked
answers 402 $0.008 base v2 GET 38d ago
mcpfax-reliability.bowling-anthony.workers.dev preflight
Advisory preflight on one endpoint before a consequential call: a bounded live probe (reachable, status, latency, MCP
answers 402 $0.008 base v2 GET 38d ago
api.24klabs.ai v1 translate
Translate text into a target language, preserving tone and formatting.
answers 402 $0.008 base v2 POST 38d ago
api.agentstools.dev derivs basis
Perpetual basis for an asset: the mark-versus-oracle premium on venues that publish a native mark price (Hyperliquid),
answers 402 $0.008 base v2 GET 38d ago
api.agentstools.dev entity search
Disambiguate a company by name: fuzzy legal-name search returning ranked candidates, each with the ids known for it (W
answers 402 $0.008 base v2 GET 38d ago
hunter.x402.paywithlocus.com hunter discover
Locus public pay-per-use API
answers 402 $0.008 base v2 POST 38d ago
api.eucompliance.tools x402 history
Historical time series that no upstream provider sells. They sell the current value; we archive every value we buy, so
answers 402 $0.008 base v2 GET 38d ago
api.x402node.dev defi protocol-tvl
Total value locked for any DeFi protocol with per-chain breakdown and 7-day change - shows a protocol's size, momentum
answers 402 $0.008 base v2 GET 38d ago
agent402.tools api coin-profile
Full profile of one coin by id: name/symbol, description, categories, contract addresses per platform, links (homepage
answers 402 $0.008 base v2 GET 38d ago
agent402.tools api exchange-tickers
Markets (tickers) listed on one exchange: base/target pair, last price, 24h volume, USD- and BTC-converted last price
answers 402 $0.008 base v2 GET 38d ago
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