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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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Other services
886 results- PPython Code ValidatorOther services
Check Python for syntax errors, lint and type mistakes, unsafe constructs and hardcoded credentials, and against the examples the caller supplies, without running it.
Baseapi.statemind.aifrom $0.011 endpoint - Aaiact-api.comOther services
No description yet.
Baseaiact-api.comfrom $0.0011 endpoint - 110x402Other services
Run ONE named check against a response you paste
BaseSolana10x402.comfrom $0.0041 endpoint - PPlumbing & Pipe Flow CalcOther services
Flow rate in gpm and litres per minute from a bucket test: container volume and seconds to fill, with a daily-use estimate.
BaseSolanaPolygon+1plumbing-calc.x402tookit.comfrom $0.022 endpoints - LeaseEdgeOther services
Gulf of Mexico offshore oil & gas leases expiring within N days (?days=)
BaseSolanaEVM chain 5042lease.lonestaroracle.xyzfrom $0.153 endpoints - pjm-nowcastOther services
Latest descriptive snapshot of RTO LMP, zonal spreads, and RTO load.
SolanaBasepjm-nowcast-production.up.railway.appfrom $0.028 endpoints - HHALOWERK zutrittOther services
Prüft am Objekt auswahl den Befund vorhandenen Alternativtext.
Basezutritt.halowerk.comfrom $0.0011 endpoint - Xx402-v2-mint-keyword-extract.vercel.appOther services
Deterministic keyword extraction (term frequency, stopword filter). Pairs with url-to-markdown / condense. Amp port.
Basex402-v2-mint-keyword-extract.vercel.appfrom $0.0081 endpoint - Xx402-v2-mint-html-clean.vercel.appOther services
Strip scripts/styles from HTML → readable text or markdown. Offline; no network. Amp port.
Basex402-v2-mint-html-clean.vercel.appfrom $0.0081 endpoint - WWarm-Up GeneratorOther services
Warm-up generator, $0.01 USDC on Base: a targeted warm-up for a session type (strength, metcon, engine, speed run, zone 2) with optional prehab for the shoulder, knee, hip, lower back, ankle or wrist. 5-20 minutes, returns structured blocks plus Markdown. Gym, CrossFit, running.
Basewod-api-production.up.railway.appfrom $0.012 endpoints - UUnicode Text Safety ToolsOther services
Detect Trojan Source bidi controls (CVE-2021-42574): overrides, isolates, unbalanced openers, stray closers, with positions.
BaseSolanaPolygon+1unicode-text-tools.x402tookit.comfrom $0.023 endpoints - Ttollzone.osani-projects.workers.devOther services
Kalshi top movers: open prediction markets with the largest 24h price change (liquid, non-parlay), with live yes bid/ask, last price, 24h volume, open interest and close time.
Basetollzone.osani-projects.workers.devfrom $0.016 endpoints
stampthisfileOther servicesTimestamp SHA-256 hashes in Bitcoin with OpenTimestamps: returns a standard .ots proof per hash (pending, complete within hours), verifiable without us
Basestampthisfile.comfrom $0.051 endpoint- Sskowron-compliance-gateway.mattskowronis.workers.devOther services
EU VAT validation via official VIES. $0.01 USDC.
Baseskowron-compliance-gateway.mattskowronis.workers.devfrom $0.011 endpoint - Ppixels.gateway.clawca.shOther services
Inspect a public HTTPS URL for redirects, metadata, content type, word count, and content hash.
Basepixels.gateway.clawca.shfrom $0.0021 endpoint - Nnostrpulse.xyzOther services
Top Nostr notes and authors by sat-zap velocity over a rolling window. Surfaces real-money sentiment — who the BTC/Nostr economy is literally paying to amplify. Fundamentally different signal from reposts/likes: zaps cost sats. Query ?window=15m|1h|6h|24h &scope=notes|authors &limit=N.
Basenostrpulse.xyzfrom $0.022 endpoints - HHTTP Status Code CheckerOther services
Give this API a list of up to 10 web addresses and it will visit each one to tell you whether it is working, broken, or redirecting visitors somewhere else. You get back the exact status number (like 200 for OK, 404 for not found, 500 for server error), whether the address redirects, and where it redirects to. Great for finding broken links, verifying website migrations, and running quick SEO audi
BaseSolanahttp-status-checker.underscoredone.comfrom $0.012 endpoints - Ddatoka-api.bhazarstudio.workers.devOther services
Datoka API: a portable signed commitment to a client-declared API exchange for response handoffs, archived decision inputs and change investigations. 0.002 USDC per receipt; offline verification is free. Keep original bytes locally. Does not prove provider origin or content truth. Retry with the same event, idempotency key and original payment authorization.
Basedatoka-api.bhazarstudio.workers.devfrom $0.0021 endpoint - Aapi.seneschal.spaceOther services
Single-fact: timestamp + age of the most recent Zcash block, plus hash, difficulty, and size.
Baseapi.seneschal.spacefrom $0.0013 endpoints - TThe Fine PrintOther services
How to cancel a subscription, or a store's return policy: steps, deadlines, fees, catches, official source and date checked.
Baseapi.howtocancel.aifrom $0.012 endpoints
Tap Water QualityOther servicesOfficial drinking-water file for an address or lat/lng (relocation / lodging due diligence). clear/caution/avoid from EPA, Hub'Eau, or JMP. Never invents grades.
Basezini-x402.wouldzini.workers.devfrom $0.021 endpoint- Xx402-api-24223879872.us-east1.run.appOther services
Validates an 18-digit Mexican CLABE (sent as a JSON body, not a query param): check digit, bank identification (Banxico/SPEI catalog), plaza, and account number.
Basex402-api-24223879872.us-east1.run.appfrom $0.021 endpoint - RReformed ConnectOther services
Fetch worship service times for one Reformed church by stable UUID. Only the schedule fields already shown on the public share page, plus name, place, timezone, and language. Base USDC, $0.01 per church.
Basereformedconnect.comfrom $0.011 endpoint - Nnerfradar.comOther services
Nerf Radar: a structured summary of one official game patch (World of Warcraft: Forever (beta), World of Warcraft (Retail), Counter-Strike 2, League of Legends, VALORANT, Deadlock, Overwatch, Dota 2, Marvel Rivals, Apex Legends, Fortnite, Rainbow Six Siege and WARDOGS (early access)), with a TL;DR, who it matters to, and every change labeled buff, nerf, adjust, new, removed or fix, with before and
Basenerfradar.comfrom $0.011 endpoint - Mmargin-api-production-d413.up.railway.appOther services
Calculate required margin for collateral
Basemargin-api-production-d413.up.railway.appfrom $0.012 endpoints - Ggate.brix-bee.workers.devOther services
NYISO real-time zonal LMP via EnergyFeed
Basegate.brix-bee.workers.devfrom $0.021 endpoint - Eexternal-fuse.onrender.comOther services
External Fuse
Baseexternal-fuse.onrender.comfrom $0.0011 endpoint - Eendpoint-intelligence-edge.ldbertoldi.workers.devOther services
Perform fresh TCP service identification against a public IP address or hostname and port. Returns protocol, detected service, software product, version and CPE information where observable.
Baseendpoint-intelligence-edge.ldbertoldi.workers.devfrom $0.021 endpoint
CostPulseOther servicesCross-region AWS price comparison. Find the cheapest region for any service in one API call.
BaseSolanacostpulse.waltsoft.netfrom $0.011 endpoint
Clarity Property InvestmentsOther servicesClarity Property Investments: one UK postcode district's buy-to-let figures (entry price, authority yield by property type, growth, crime, demand, schools, housing delivery) as JSON.
Baseclaritypropertyinvestments.comfrom $0.101 endpoint
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.