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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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555 results- Vvizor-api.vercel.appOther services
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Solanavizor-api.vercel.appfrom $0.012 endpoints - Vventis-production.up.railway.appCrypto & DeFi
Ventis market_brief: one-call crypto snapshot (global stats, sentiment, movers, trending, funding) over MCP.
Solanaventis-production.up.railway.appfrom $0.0042 endpoints - Vv402pay.onvoyage.aiCrypto & DeFi
Pay $0.01 to unlock "Crypto Market Trends: Regulation, Innovation, and ..."
Solanav402pay.onvoyage.aifrom $0.015 endpoints - TTxWhyCrypto & DeFi
Repair a failing Solana transaction: exact cause, rebuilt unsigned transaction, simulation proof, verification.
Solanatxwhy.vercel.appfrom $0.0011 endpoint
Trench LessonsCrypto & DeFiTrench Lessons: pre-trade risk flags for a Solana meme coin mint (curve-skip PumpSwap pool, unlocked LP, Mayhem mode, bundle handoff) from read-only on-chain data
SolanaBasetrench-lessons.vercel.appfrom $0.0053 endpoints- Ttokensafe-production.up.railway.appCrypto & DeFi
No description yet.
Solanatokensafe-production.up.railway.appfrom $0.0081 endpoint - Ttoken-safety.50to50k.workers.devCrypto & DeFi
Solana token safety report: mint and freeze authorities, risky Token-2022 extensions (permanent delegate, transfer fee, transfer hook, pause, non-transferable), real sellability through a Jupiter sell quote with price impact at $100 and $1000, liquidity, holder concentration, pool age, and a 0-100 risk score with explained flags.
Solanatoken-safety.50to50k.workers.devfrom $0.012 endpoints - RRF Legality CheckCrypto & DeFi
RF band catalogue search: given a frequency or band name fragment, returns every matching band with range, region, uses and legality.
Solanatill.davidlightlabs.iofrom $0.0018 endpoints - Tterminal.themonexus.comOther services
Monexus Terminal API — One thread with its items: /api/v1/thread/{id}.
Solanaterminal.themonexus.comfrom $0.00126 endpoints - Ssurvivor-x402-production.up.railway.appData & research
SURVIVOR forensic report
Solanasurvivor-x402-production.up.railway.appfrom $0.013 endpoints - Ssubsidy-stylized-unaligned.ngrok-free.devAI & agents
Batcave Detective Basic: fresh-context supplied-evidence audit of an agent conclusion for unsupported assumptions, contradictions, stale premises, and drift from the original task.
Solanasubsidy-stylized-unaligned.ngrok-free.devfrom $0.014 endpoints - Sstealthguard-402.onrender.comCrypto & DeFi
StealthGuard 402 /v1/alpha/polymarket-top-whales
SolanaBasestealthguard-402.onrender.comfrom $0.0116 endpoints - Sstatus-state-api.replit.appCrypto & DeFi
Current normalized overall status, fault-first components, active incident (or closedIncidentSummary if stale), and poll clocks. overallStatus and hasActiveIncident are in the 402 JSON body so you can decide whether to pay. $0.01 per call in USDC on Base or Solana, verified and settled by the PayAI facilitator - no API key, no signup.
BaseSolanastatus-state-api.replit.appfrom $0.0166 endpoints - Sstable-enrich-git-payai-solana-facilitator-merit-systems.vercel.appSocial & people
Exa Search - Neural search across the web
Solanastable-enrich-git-payai-solana-facilitator-merit-systems.vercel.appfrom $0.011 endpoint - Sstable-enrich-ecdu27dk1-merit-systems.vercel.appSocial & people
Exa Search - Neural search across the web
Solanastable-enrich-ecdu27dk1-merit-systems.vercel.appfrom $0.011 endpoint - Sstable-enrich-anncfzk3u-merit-systems.vercel.appSocial & people
Exa Search - Neural search across the web
Solanastable-enrich-anncfzk3u-merit-systems.vercel.appfrom $0.011 endpoint - Ssolana-x402-microtools-mainnet.valecity.workers.devCrypto & DeFi
Probe one public HTTPS URL without following redirects; inspect x402 v2 challenge
Solanasolana-x402-microtools-mainnet.valecity.workers.devfrom $0.0036 endpoints - Ssolana-wallet-x402Crypto & DeFi
Call this before your agent pays an unfamiliar x402 payTo address or endpoint. Checks public sanctions lists (OFAC SDN crypto addresses), the ScamSniffer scam list, on-chain wallet age, activity and program status on Solana or Base, and optionally the endpoint's unpaid 402 challenge (payTo mismatch, price outliers). Returns verdict ok, caution, do_not_pay or unknown, a 0-100 score, flags with evid
BaseSolanasolana-wallet-intel.falcon-sol.workers.devfrom $0.0034 endpoints - Ssolana-token-check.vercel.appSocial & people
Newest Solana token profiles with mint/freeze authority check, liquidity and quick risk score
SolanaBasesolana-token-check.vercel.appfrom $0.0021 endpoint - SSolana WatchdogSocial & people
Solana Watchdog: dependency advisories split by on-chain vs toolchain surface, plus known Solana/Anchor bug-class leads, for a public GitHub repo. A scan, not an audit.
Solanasolana-security-watchdog-scan.fly.devfrom $0.014 endpoints - SSolana PulseCrypto & DeFi
Use before sending SOL or paying fees, to confirm the wallet really holds enough. Never rely on a balance remembered from earlier in a conversation. Reads a wallet's native SOL balance directly from the chain.
Solanasolana-pulse-gateway-1021990235790.us-central1.run.appfrom $0.0124 endpoints - SSolana IntelCrypto & DeFi
Wallet health score: portfolio risk mix, verification, organic quality
Solanasolana-app-production.up.railway.appfrom $0.0013 endpoints - Ssol.mapleai.shopCrypto & DeFi
OpenAI-compatible chat completion, priced by counted input tokens + max output tokens at per-model rates
Solanasol.mapleai.shopfrom $0.0016 endpoints - Ssol.blockrun.aiAI & agents
List sports markets grouped by game
Solanasol.blockrun.aifrom $0.001684 endpoints - Ssoftbot-walletcheck-mainnet.softbot.workers.devSocial & people
Solana wallet profile: verdict (established/new/suspicious/inactive) with reasons from SOL balance, token holdings, wallet age (first tx), 24h/7d activity, program-account detection, bot-like pattern heuristic and OFAC sanctions match. Use when an agent is about to pay, airdrop to, trade with, trust or whitelist an unfamiliar Solana wallet. Not financial advice.
Solanasoftbot-walletcheck-mainnet.softbot.workers.devfrom $0.0051 endpoint - Ssoftbot-tokencheck-mainnet.softbot.workers.devCrypto & DeFi
Solana token safety check: verdict (safe/caution/avoid), 0-100 risk score and reasons from mint/freeze authority, Token-2022 extensions, holder concentration, age and DEX liquidity. Use when an agent is about to buy, swap, accept or recommend an unfamiliar Solana token. Not financial advice.
Solanasoftbot-tokencheck-mainnet.softbot.workers.devfrom $0.011 endpoint - Ssoftbot-sitecheck-mainnet.softbot.workers.devCrypto & DeFi
Website trust check: verdict (trustworthy_likely/caution/risky) with reasons from domain age (RDAP), DNS (A/MX/NS), HTTPS reachability and redirect chain, security headers, phishing/malware list snapshots, brand lookalike/typosquat detection, tech fingerprint and page title. Use when an agent is about to open, click, submit credentials or payment to, recommend or trust an unfamiliar URL or website
Solanasoftbot-sitecheck-mainnet.softbot.workers.devfrom $0.0031 endpoint - Ssoftbot-screenshot-mainnet.softbot.workers.devImages, audio & video
Render any public web page in headless Chrome and return it as an A4 PDF (base64 JSON, or raw PDF with ?raw=1). Use when an agent needs a printable/archivable copy of a web page, a receipt or an article to store, attach or send.
Solanasoftbot-screenshot-mainnet.softbot.workers.devfrom $0.012 endpoints - Ssoftbot-reader-mainnet.softbot.workers.devImages, audio & video
Reader Pro: fetch a public web page and return structured data, no LLM: OpenGraph/meta tags, parsed JSON-LD (schema.org), HTML tables as row objects, deduped internal/external links, emails/phones/social profiles, heading outline, images with alt text, plus optional CSS-selector fields.
Solanasoftbot-reader-mainnet.softbot.workers.devfrom $0.0032 endpoints - Ssoftbot-emailcheck-mainnet.softbot.workers.devAI & agents
Email address check: verdict (deliverable_likely/risky/invalid) with reasons from syntax, MX/A records, disposable-provider list, role address, free provider, typo suggestion, SPF/DMARC/DKIM and domain age. Use when an agent is about to send to, sign up, or accept an email address and wants to avoid bounces, throwaway or mistyped addresses. One address per call; no SMTP mailbox probing.
Solanasoftbot-emailcheck-mainnet.softbot.workers.devfrom $0.0022 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.