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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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- Paid endpoints
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- Paid calls · 30 days
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555 results- ZZeroWorker MCP Trust GateCrypto & DeFi
MCP security checks and feedback for users and developers. Choose paid access without reports, or ongoing free access within limits: POST /v1/client-token; 1 check/24h + 1 for a previous-use report. Check URL/DNS, metadata/schema/auth, OSV/CVE risk and catalog drift before connecting. Verified owners can read consented weekly reports. ALLOW/BLOCK/UNKNOWN uses caller-confirmed versions. No tool exe
BaseSolanazeroworker-mcp-preflight-api.zeroworker-lab.workers.devfrom $0.0051 endpoint
WebPulseSearch & webWeb content extraction and search. Get clean markdown from any URL or search results.
BaseSolanawebpulse.waltsoft.netfrom $0.011 endpoint
ThreatPulseSocial & peopleIs this CVE weaponized? Returns enriched threat intelligence with exploit status, CVSS, EPSS, CISA KEV, ransomware mapping, and urgency score from 7 correlated sources.
BaseSolanathreatpulse.waltsoft.netfrom $0.011 endpoint- Sstatic-page-extractor.mekler.aiSearch & web
Fetch one public static HTML page after robots and public-address checks, then return bounded readable text, title, final URL and source links. Standard x402: POST the URL, sign the 402 and resend the same body. The 402 also returns an encrypted payment_request that pays for exactly the quoted fetch. No browser, login, summary or full-site crawl.
SolanaBasestatic-page-extractor.mekler.aifrom $0.0051 endpoint - Iimg402.devImages, audio & video
Upload an image with payment and get a public URL. Accepts multipart form-data (field 'image') or JSON {"file": "<base64>"}. 10MB max, permanent hosting (no expiration). PNG, JPEG, GIF, WebP.
BaseSolanaimg402.devfrom $0.011 endpoint - HHTTP Header CheckerData & research
Sends a request to a web address you provide and reports back everything the server said in response: the status code, all the response headers, how many times it got redirected, and how long the whole thing took.
BaseSolanahttp-header-checker.underscoredone.comfrom $0.011 endpoint - AAI Web ExtractorSearch & web
AI Web Extractor — turn ANY url into clean, LLM-ready markdown. POST {url}; get the main content as markdown (boilerplate/nav/ads stripped) with title, description, and links. The scrape / read / url-to-markdown primitive for RAG and research agents. Fast, cheap, x402-native.
BaseSolanaextract.vevang.comfrom $0.011 endpoint - EEdge Agents AICrypto & DeFi
Euro Area M3 from official ECB statistics, normalized for autonomous-agent use with explicit source timing, evidence and limitations. Purpose: give an agent the latest available euro area m3 with recent official history and source timing 24-hour freshness target; missing evidence is reported explicitly rather than invented.
BasexrplSolana+2edge-agents.aifrom $0.011 endpoint
DNSPulseDeveloper toolsDomain & DNS intelligence — records, SSL certs, subdomain discovery.
BaseSolanadnspulse.waltsoft.netfrom $0.0051 endpoint- Ccrypto.penguindriver.comCrypto & DeFi
165 涉詐網址比對(付費版)
BaseSolanacrypto.penguindriver.comfrom $0.011 endpoint
YourAITools CreditsCrypto & DeFiPrepaid API credits (sample pack). Prepaid credits for the YourAITools agent APIs: one x402 payment of $0.005 USDC mints an API key holding $0.005 of credits. Send it as Authorization: Bearer <key> to PayGuard, TokenVerdict, SignCheck, WebRead, InjectScan, DomainCheck, PkgGuard, StackDetect or AgentGate paid routes; each call debits its normal price instead of an on-chain payment. Key shown once.
BasePolygonArbitrum+1credits.agentgate.workers.devfrom $0.0051 endpoint
Tanod chainpeekCrypto & DeFichainpeek (Tanod) Solana SPL token mint info: supply, decimals, authorities. Read-only. Use when an agent needs an SPL token mint's supply, decimals and authorities on Solana.
BasePolygonSolana+2chain.tanod.devfrom $0.0021 endpoint- CCanaryGuard 402Crypto & DeFi
Deterministic prompt-injection firewall and honeypot scrubber for AI agents. Sanitizes untrusted text and blocks detected wallet-draining commands before context ingestion.
BaseSolanacanaryguard-402.onrender.comfrom $0.0135 endpoints - Aapi.x402.printmoneylab.comCrypto & DeFi
Single buyer wallet's 8-label classification with confidence, all services used, and transaction patterns.
BaseSolanaapi.x402.printmoneylab.comfrom $0.0051 endpoint - Aapi.trustboost.devOther services
PII sanitization — pay-per-call entry point
BaseSolanaapi.trustboost.devfrom $0.011 endpoint - YYRUZAI & agents
YRUZ Site Audit: Website audit in one call: TLS certificate, security headers, HTTPS redirect, HTTP/2 and HTTP/3, compression, response time, redirects, SEO tags and AI-agent readiness (llms.txt, robots rules for AI bots, sitemap, structured data). Scores 0-100 per area with concrete fixes.
Solanayruz.onefrom $0.00221 endpoints - Xx402.disputetracker.xyzOther services
No description yet.
Solanax402.disputetracker.xyzfrom $0.0015 endpoints - Xx402.api.agentmail.toOther services
Service: AgentMail API (https://api.paysponge.com/v0/lists/send/block)
SolanaBasex402.api.agentmail.tofrom Free6 endpoints - Xx402-toolboxCrypto & DeFi
Driving route between two coordinates via OSRM (OpenStreetMap): distance km, duration, road summary. Free public router, no key.
BaseSolanaX Layerx402-toolbox.shablony-pro.workers.devfrom $0.0023 endpoints - Xx402-secure-api.t54.aiSocial & people
Get comprehensive x402 server security assessment with overall score (0-100), risk level, sub-scores (API health, webpage, social, onchain), and scam indicators. Ideal for pre-transaction safety validation. Price: $0.01 USDC
BaseSolanax402-secure-api.t54.aifrom $0.0019 endpoints - Xx402 DoctorCrypto & DeFi
Is this x402 endpoint safe to pay? Check it before your AI agent pays: go / caution / no_go, the recommended payment option, and why (payment would fail, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min.
Solanax402-doctor.onrender.comfrom $0.0011 endpoint - Xx402-agent-tollbooth.onrender.comAI & agents
Automated Smart Contract Bytecode & Exploit Auditor.
Solanax402-agent-tollbooth.onrender.comfrom $0.0014 endpoints - AAccelerometerCrypto & DeFi
Use this when you need AI progress as it stood on a past date: the reading of the same 129 series (benchmarks, compute, AGI prediction-market odds, model pricing, AI stocks, energy, space, robotics, research output) taken on YYYY-MM-DD. Dated ids are listed free at /. Same per-series shape as /ai-progress/latest, so you can diff dates yourself; /ai-progress/what-changed does the diff for you. Unkn
Solanax402-accelerometer-feed.fly.devfrom $0.0018 endpoints - Xx-research.suzi.tradeData & research
Up to 100 recent posts from caller-supplied accounts.
Solanax-research.suzi.tradefrom $0.0058 endpoints - Xx-research-x402-n3ak8.ondigitalocean.appSocial & people
Read a single stripped tweet object.
Solanax-research-x402-n3ak8.ondigitalocean.appfrom $0.0051 endpoint - Xx-data-gateway.annushka1190.workers.devAI & agents
MCP tools/call gas_base: Current gas price on Base from public RPC (wei + gwei). Optional query network=base for schema probes. e.g. GET /v1/gas/base
BaseSolanax-data-gateway.annushka1190.workers.devfrom $0.00121 endpoints - Wwurkapi.funCrypto & DeFi
Solana X Raid (custom) — one payment creates a custom cluster. Retry with PAYMENT-SIGNATURE to settle.
BaseSolanawurkapi.funfrom $0.00129 endpoints - Wwolframalpha.x402.paysponge.comOther services
Service: Wolfram Alpha (https://wolframalpha.x402.paysponge.com/v1/simple)
BaseSolanawolframalpha.x402.paysponge.comfrom $0.013 endpoints - CCrypto PreiseCrypto & DeFi
Aktuelle Coinbase-Preise fuer BTC, SOL und SHIB in USDC
Solanawerner.ddns.netfrom $0.0015 endpoints
SwogeAgenticImages, audio & videoUse this when a question needs several of these tools chained together and a written answer, for example comparing tokens or researching a launcher. Price: $0.541 in USDC on Base, or $0.550862 in USDG or $SWOGE on Robinhood Chain (tool price + settlement cost, minimum $0.02).
BaseSolanaweb-production-220a3.up.railway.appfrom $0.00323 endpoints
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.