Explore APIs
Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
- Projects
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- Paid endpoints
- 93K
- Paid calls · 30 days
- 885K
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Crypto & DeFi
1,108 results- Aapi.timzinin.comCrypto & DeFi
Score ERC-20/BEP-20 token rug-pull risk from honeypot.is simulation + DexScreener liquidity/age. Detects honeypots, high taxes, thin liquidity, brand-new pairs. Heuristic signal, not financial advice. No wallet, no RPC key, no browser.
Baseapi.timzinin.comfrom $0.012 endpoints
SyraCrypto & DeFiLists conferences, launches, listings, and macro events affecting crypto. Use when an agent schedules research around catalysts or filters noise by ticker. Input: optional ticker. Returns event[] with titles, dates, and metadata.
SolanaBasePolygon+6api.syraa.funfrom $0.000161 endpoints- RRoach token holder analysisCrypto & DeFi
Roach token holder analysis (Solana)
Solanaapi.stillroach.comfrom $0.021 endpoint - Aapi.slamai.devCrypto & DeFi
Returns trending tokens across the entire blockchain for a specified activity window and optional category. The size of the increase in active wallets over the activity window determines the token's trending rank.
Baseapi.slamai.devfrom $0.0014 endpoints - Ppremiumrewards.vipCrypto & DeFi
One Sense. Definition from Wiktionary, CC BY-SA 4.0 and GFDL. https://creativecommons.org/licenses/by-sa/4.0/ https://www.gnu.org/licenses/fdl-1.3.html https://en.wiktionary.org/wiki/oracle The definition text (not this shop) may be reused under those licenses. Not endorsed by Wiktionary or the Wikimedia Foundation.
Baseapi.premiumrewards.vipfrom $0.0013 endpoints - Aapi.polypulse-x402.workers.devCrypto & DeFi
Top Polymarket markets by 24h volume, with optional keyword filter. Snapshot of the most-traded open Polymarket markets in the last 24h (up to the top 300 scanned), optionally filtered by a case-insensitive keyword in the question/event title (e.g. 'bitcoin', 'election', 'fed') and by minimum liquidity. Returns odds, spread, volume, liquidity, price changes.
Baseapi.polypulse-x402.workers.devfrom $0.011 endpoint - Aapi.paygentic.marketCrypto & DeFi
Paygentic safe-handshake determination: is this counterparty wallet clean at deal time? Binary CLEAN or FLAGGED with the evidence and the exact checks that ran.
Baseapi.paygentic.marketfrom $0.021 endpoint - MMachine ShopCrypto & DeFi
Remove scripts, styles, templates and markup from static HTML; return visible text with line breaks. Limit: 50000 combined input string characters; batch maximum 100. JSON POST; invalid input returns 422, size limit 413. Unpaid production requests return x402 402 before input validation.
Baseapi.pay-forge.onlinefrom $0.00427 endpoints - Aapi.netbrainis.co.zaCrypto & DeFi
Read the current on-chain compliance status for an Ethereum address from the ComplianceOracle contract (view call, no gas)
Baseapi.netbrainis.co.zafrom $0.011 endpoint
MilypayCrypto & DeFiBSB lookup 012-002
Solanaapi.milypay.xyzfrom $0.0021 endpoint- GGROUNDTRUTHCrypto & DeFi
GROUNDTRUTH creator counts: launches, rugged, died, active, survived, graduated, and the observed-only baseline the known_bad line is drawn from. Live fields from the mint feed every 5 s: last_mint_live, launched_live, bonded_live, mints_since_asof; ticker_asof = the newest mint seen. No mints_since_asof = not live.
Solanaapi.groundtruths.xyzfrom $0.012 endpoints - Aapi.finnputerdex.comCrypto & DeFi
FINNPUTER deep token safety scan (clusters + forwarded supply)
Solanaapi.finnputerdex.comfrom $0.0052 endpoints
Duo Data UtilitiesCrypto & DeFiCompute a cryptographic digest of supplied data: SHA-256, SHA-384, SHA-512, SHA-1, SHA3-256, SHA3-512, Keccak-256, BLAKE2b-256 and BLAKE2b-512, plus HMAC with any of them. Input is UTF-8 text, base64 or hex bytes; output is hex, base64, base64url or base32. Returns the digest, the byte length of the input, and the exact algorithm identifier used.
Baseapi.duoleads.comfrom $0.0533 endpoints
Deside AskCrypto & DeFiDeside directory question: one answered question about the AI agents in the directory
Solanaapi.deside.iofrom $0.011 endpoint- Chit402Crypto & DeFi
Signed spend receipts for agent x402 payments — who paid which call, verifiable by a third party. Treasury desk and possession book for agent spend — export, policy, evidence. POST /v1/chat/completions is the x402 USDC door on Base and Solana. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.
Solanaapi.chit402.comfrom $0.0021 endpoint - Aapi.chipscan.xyzCrypto & DeFi
chipscan fast token security audit
Baseapi.chipscan.xyzfrom $0.011 endpoint - Aapi.chainward.aiCrypto & DeFi
Fresh on-chain risk report for a Base address before you pay it: neutral signal band, every flag with its evidence and source, what was not assessed, and the EAS attestation if one exists. Never a safety verdict.
Baseapi.chainward.aifrom $0.0113 endpoints - CChainK9Crypto & DeFi
Check a token on BNB Smart Chain, Ethereum or Base for traps before buying it. ChainK9 forks the chain and really buys and sells the token in a sandbox (its V2 or V3 pool: PancakeSwap on BSC, Uniswap on Ethereum and Base; or its Uniswap V4 pool, hook included), then runs 60+ checks: honeypot, hidden and changing buy and sell taxes, owner pause, blacklist, mint and confiscation powers, transfer and
Baseapi.chaink9.comfrom $0.00212 endpoints - Aapi.carredge.comCrypto & DeFi
DollarChase Extract: Funding rates de perpetuos en 5 exchanges (Binance, Bybit, Hyperliquid, dYdX, Kraken) con extremos cruzados e higiene de datos
Baseapi.carredge.comfrom $0.0051 endpoint - Tarnak x402 ToolkitCrypto & DeFi
Compare DePIN compute providers and DePIN compute cost: a GPU provider comparison ranking H100/A100/RTX rental providers by uptime, price and network. Use when choosing a reliable DePIN GPU provider or comparing decentralized GPU rental options; for latency-sensitive placement, compare provider uptime and network before renting. $0.01 per call in USDC on Base via x402, no API key.
Baseapi.capousd-student-tools.mefrom Free9 endpoints - Aapi.bentlawgic.comCrypto & DeFi
BentLawgic Solana token intelligence. Returns deterministic on-chain mint information including supply, decimals, token program, mint authority, and freeze authority.
Solanaapi.bentlawgic.comfrom $0.0021 endpoint - Aapi.bentcrypto.comCrypto & DeFi
BentCrypto Solana Token Security - pre-trade authority, Token-2022, and token-control analysis for autonomous agents.
SolanaBaseapi.bentcrypto.comfrom $0.014 endpoints - BBeforeApe Risk DataCrypto & DeFi
Recent token graduations on Robinhood Chain launchpads (Pons v2 and Standard), each with a risk level, a red-flag summary and the latest market snapshot. Risk signals, not investment advice.
Baseapi.beforeape.comfrom $0.011 endpoint
api.anchor-x402.comCrypto & DeFiCross-chain name resolver (POST wrapper, body: {name}) — $0.001 USDC
Solanaapi.anchor-x402.comfrom $0.00118 endpoints
Agent SoukCrypto & DeFiBase token market snapshot: live price, deepest listed pool, 24h volume and on-chain facts for one ERC-20 (no LLM)
Baseapi.agentsouk.devfrom $0.015 endpoints- Aapi.0200project.comCrypto & DeFi
Explain a Base-mainnet transaction in plain English. Input: a transaction hash. Returns strict JSON: summary (1-3 sentences), action_type (swap, erc20_transfer, nft_mint, bridge_out, approval_for_all, ...), assets_moved[] (token, amount, from, to), counterparties[] (labeled where known: routers, bridges, marketplaces), risk_flags[] (unverified_contract, unlimited_approval, approval_for_all, known_
Baseapi.0200project.comfrom $0.021 endpoint - BBTC priceCrypto & DeFi
Precio actual de BTC en USD (fuente: CoinGecko publico)
Baseanibalb.duckdns.orgfrom $0.0013 endpoints
Token Metadata LookupCrypto & DeFiDeterministic OFAC SDN & EU sanctions screening for EVM and Solana wallet addresses. Fast compliance verification for agentic payments.
Baseamber-maple-3b054208.tunnl.ggfrom $0.0054 endpoints- Aalpha-streamCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basealpha-stream.agentdiet.devfrom Free5 endpoints - Aalpha-streamCrypto & 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.
Basealpha-stream-72343955726.us-central1.run.appfrom Free5 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.