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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 calls · 30 days
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Crypto & DeFi
1,108 results- MMOSN Token SafetyCrypto & DeFi
Solana token rug/safety check: mint & freeze authority, dangerous Token-2022 settings, real-wallet holder concentration (pools excluded), sell-route round-trip test, live buy/sell flow. Verdict SAFE/CAUTION/DANGER with reasons.
Solanamosn-api.mosn-3r41y.workers.devfrom $0.0053 endpoints - Mmoneyman_kitCrypto & DeFi
x402 402-lint: fetches a paid URL unpaid, decodes its 402 terms and checks v1/v2 shape, network, amount units, payTo, timeout, CORS, and extra.name/version against the token's on-chain EIP-712 domain.
Basemoneyman-kit-x402-0sd6av.openpouch.shfrom $0.0054 endpoints - Mmomentum-score.restockalarm.workers.devCrypto & DeFi
Momentum score for an ERC-20 token on Base: 0-100 from 24 h volume, volume vs liquidity and 24 h price change
Basemomentum-score.restockalarm.workers.devfrom $0.021 endpoint - Mmm-agent-utilsCrypto & DeFi
Lint any x402 endpoint before you pay it: fetches the unpaid 402 challenge (v1 body or v2 PAYMENT-REQUIRED header), decodes price/network/asset/payTo, flags non-USDC assets, testnets, missing bazaar metadata and malformed fields.
Basemm-agent-utils.gferrigno.deno.netfrom $0.0013 endpoints
X-RAYCrypto & DeFiX-RAY get_actor: one actor's full card (header, cards, latest moves) or one tab
Basemcp.x-ray.mefrom $0.0051 endpoint- Mmcp-gatewayCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall. (https://mcp-gateway.agentdiet.dev/v1/x402-broker)
Basemcp-gateway.agentdiet.devfrom Free1 endpoint - Mmcp-compilerCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basemcp-compiler.agentdiet.devfrom Free5 endpoints - Mmcp-compilerCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basemcp-compiler-72343955726.us-central1.run.appfrom Free5 endpoints - Mmarkdown-extractor.jannioura.workers.devCrypto & DeFi
Fetch a URL and return clean, token-efficient markdown
Basemarkdown-extractor.jannioura.workers.devfrom $0.011 endpoint - Mmadeonsol.comCrypto & DeFi
Real-time alerts from tracked Pump.fun deployers (all graded tiers)
Solanamadeonsol.comfrom $0.00544 endpoints - MacroPulseCrypto & DeFi
US macro intelligence — Fed rate, CPI/Core PCE YoY, yield curve, M2 money supply, GDP, VIX, crypto Fear & Greed, AI macro regime narrative
Basemacro.lonestaroracle.xyzfrom $0.051 endpoint - LLumen WorksCrypto & DeFi
Decode Ethereum calldata: selector, 4byte/openchain signature lookup, ABI-decoded args for each matching candidate. Optional {signature} override.
Baselumenworks-x402-decoder.onrender.comfrom $0.0013 endpoints - Lloki-railpulseCrypto & DeFi
Token price snapshot: USD, market cap, 24h change (coingecko id)
Solanaloki.freedomlab.spacefrom $0.0014 endpoints - Llogicnodes.ioCrypto & DeFi
Gas / fee estimate. Current fee tiers for a chain as decimal strings with explicit units. EVM: confidence levels (default 99/95/90/80/70) in gwei with base fee, priority fee and max fee. Aptos: deprioritized/regular/prioritized gas unit prices in octas per gas unit. Data older than its freshness budget is an error, never a stale answer.
Baselogicnodes.iofrom $0.0011 endpoint - Lllms-generatorCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basellms-generator.agentdiet.devfrom Free5 endpoints - Lllms-generatorCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basellms-generator-72343955726.us-central1.run.appfrom Free5 endpoints - LiquidityPulseCrypto & DeFi
US market-liquidity & financial-conditions macro signal (no params)
Baseliquidity.lonestaroracle.xyzfrom $0.051 endpoint - LiquidationsCrypto & DeFi
Full liquidation report — all assets, long/short breakdown, hot zones
Baseliq.lonestaroracle.xyzfrom $0.101 endpoint - Llemscrypt.vercel.appCrypto & DeFi
Supported tokens and DEXes for arbitrage scanning.
Baselemscrypt.vercel.appfrom $0.0510 endpoints - Llazareus.xyzCrypto & DeFi
Checks whether the Solana network is currently degraded
SolanaBaselazareus.xyzfrom $0.0018 endpoints - TokenLaunchCrypto & DeFi
New token launch scanner — Base and EVM chains, real-time pool data
Baselaunches.lonestaroracle.xyzfrom $0.051 endpoint - Llanescrypt.vercel.appCrypto & DeFi
All Base protocol stats — TVL, categories, top protocols. Data from DeFiLlama.
Baselanescrypt.vercel.appfrom $0.0512 endpoints - FFastX402Crypto & DeFi
Takes an IPv4 CIDR block like 10.0.0.0/22 plus an optional IP and returns network address, broadcast, netmask, wildcard, first and last usable host, usable host count, and whether the IP falls inside the block. Handles non-octet boundaries and /31, /32 edge cases.
Baselab.fastx402.toolsfrom $0.0016 endpoints - Kristo IntelligenceCrypto & DeFi
Kristo Intelligence - paid API data (/api/stats)
Basekristo-intelligence-api.onrender.comfrom $0.0035 endpoints - Kklowor-token-check-kingklowor-project.vercel.appCrypto & DeFi
Token security verdict for BSC, Base, Ethereum and Solana token contracts: risk level, honeypot/scam flags, buy and sell tax, verified source status. Data: Binance Web3 security audit.
Baseklowor-token-check-kingklowor-project.vercel.appfrom $0.021 endpoint - Kkestrova.onrender.comCrypto & DeFi
Kestrova: Solidity smart-contract vulnerability scan (Slither static analysis) for AI coding agents. Send {"sources": {"File.sol": "<source>"}}; get every finding with detector, severity, confidence and line locations for 1 USDC on Solana (x402). Free preview at POST /preview and the remote MCP server at /mcp (scan_solidity_preview). No local solc needed. Automated analysis, not an audit: zero fin
Solanakestrova.onrender.comfrom $1.001 endpoint - Jjulie.freysa.devCrypto & DeFi
EVM smart-contract risk screen for Base tokens. Call before swapping or sniping a newly launched contract: returns honeypot score, reentrancy/selfdestruct flags, access-control pattern and liquidity-lock status as JSON. Pay 0.01 USDC on Base per call via x402.
Basejulie.freysa.devfrom $0.011 endpoint - Jjson-repairCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basejson-repair.agentdiet.devfrom Free5 endpoints - Jjson-repairCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basejson-repair-72343955726.us-central1.run.appfrom Free5 endpoints - EEVM Egress PreflightCrypto & DeFi
Decodes the real recipient or spender from EVM calldata - transfer, transferFrom, approve, increaseAllowance, permit, setApprovalForAll, Uniswap V2 swaps and Multicall3 - and checks it against your allowlist and epoch caps. Catches calls whose destination is allowlisted while the money leaves elsewhere. Fails closed on unknown selectors.
Basejogger-ageless-pronounce.ngrok-free.devfrom $0.011 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.