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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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Crypto & DeFi
5 results
NansenCrypto & DeFiGet Smart Money Holdings Data
SolanaBaseX Layer+2api.nansen.aifrom $0.0160 endpoints- OOnchainPulseCrypto & DeFi
Honeypot check, half a cent: can this token actually be sold? Simulated buy+sell verdict, buy/sell/transfer tax, mint authority, ownership renounced, transfer-pausable, blacklist — the raw flags, one source, no fusion. Base, Ethereum, BSC, Arbitrum, Polygon, Optimism, Avalanche. Cheapest token safety check before you trade; upgrade to /api/evmtoken ($0.015) for the fused CLEAR/CAUTION/AVOID verdic
BaseSolanaRobinhood Chain+9onchainpulse.theaslangroupllc.comfrom $0.00528 endpoints - Ppro-api.coinmarketcap.comCrypto & DeFi
Get the latest market quotes for one or more cryptocurrencies.
BaseBNB Chainpro-api.coinmarketcap.comfrom $0.013 endpoints - BBTC Ecosystem RadarCrypto & DeFi
Bitcoin L1 unverified new-protocol candidates only (candidate_protocols full array: evidence_url, tx_count_24h, growth_pct_7d, signal_source). Not in /latest. $0.50. Not investment advice.
BNB ChainBaseSolanax402-btc-radar.jinli-x402.workers.devfrom $0.054 endpoints 
Generative glyph from verifiableCrypto & DeFiGenerative glyph artwork from verifiable randomness: pass a drand quicknet round number (League of Entropy, one every 3 s) and get its 512x512 SVG drawn by fixed published rules (apexfaucet.xyz/door/glyph.js), the round randomness and BLS signature, and a SHA-256 receipt of the SVG. Anyone can redraw it exactly. From THE DOOR, an open experiment at apexfaucet.xyz/door/.
BaseEVM chain 5042Solana+1apexfaucet.xyzfrom $0.001142 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.