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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
22 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 - AArbiPulseCrypto & DeFi
Stablecoin parallel-rate premium — how far the street price of a digital dollar (per-venue USDT quotes) diverges from the official FX rate in capital-controlled economies: venue table, median street rate, premium %, signal read. ARS, VES, BRL, COP, PEN, MXN, CLP, BOB; ARS includes the blue/MEP/CCL board. Live quotes, no LLM.
BaseSolanaRobinhood Chain+9arbipulse.theaslangroupllc.comfrom $0.0216 endpoints - SSignalPulseCrypto & DeFi
Crypto market tick — BTC, ETH, SOL live price + 24h change, Fear & Greed index, and a deterministic regime verdict (RISK_ON / DRIFT_UP / CHOP / DRIFT_DOWN / RISK_OFF) in ONE $0.05 call. Built for agent loops that need a cheap market pulse every cycle; escalate to /api/scan/crypto ($2) for the institutional deep scan with technicals, derivatives and a directional call. 60s freshness, no LLM in the
BaseBNB ChainSolanasignalpulse.theaslangroupllc.comfrom $0.0527 endpoints - MMacroPulseCrypto & DeFi
Is the stock market open right now? Deterministic market-status and trading-hours for the major global exchanges — NYSE, NASDAQ, LSE, Xetra, Euronext, TSE/JPX, HKEX, SSE, ASX, TSX, SIX, NSE/BSE. Returns is_open plus why it is shut (weekend, holiday, lunch break, pre/after-hours), the exchange local time, and the next open and close as ISO timestamps. Pass ?at= for any past or future moment. Zero e
BaseSolanaRobinhood Chain+9macropulse.theaslangroupllc.comfrom $0.00513 endpoints - CCryptoPulseCrypto & DeFi
Verifiable track record for any Hyperliquid wallet from the public ledger, for copy-trading research and prop screening. Answers "what is this trader's win rate and drawdown", "which markets make their money", "how fresh is their activity". Per address: realized PnL, win rate and expectancy per closing order, profit factor, fees, per-market breakdown, equity curve, max drawdown, live positions, an
BaseSolanaRobinhood Chain+9cryptopulse.theaslangroupllc.comfrom $0.0315 endpoints - EESGPulseCrypto & DeFi
CSRD compliance roadmap for sustainability-reporting and compliance agents. Returns which ESRS standards apply, what must be disclosed, phase deadlines, and a double-materiality assessment guide.
BaseSolanaPolygon+8esgpulse.theaslangroupllc.comfrom $0.0517 endpoints - TTaxPulseCrypto & DeFi
Income tax rates by country, corporate tax, capital gains tax, tax residency rules, crypto tax treatment for any jurisdiction. Worldwide guide giving a full tax overview of any country by scenario. Tax intelligence, not advice.
BaseSolanaRobinhood Chain+9taxpulse.theaslangroupllc.comfrom $0.1015 endpoints - CCyberPulseCrypto & DeFi
CVE fact check, deterministic. Answers "is CVE-XXXX-NNNN real", "is it exploited in the wild", "what version fixes it", "how severe is it". Joins the NVD record (CVSS score, vector, dates), the CISA KEV catalog (actively-exploited flag, remediation due date, ransomware use), and OSV (affected packages + fixed versions per ecosystem). No LLM. Distinguishes "not a known CVE" from "registry unreachab
BaseSolanaPolygon+8cyberpulse.theaslangroupllc.comfrom $0.0211 endpoints - AAirdropPulseCrypto & DeFi
Launch provenance check for LONG.xyz / Doppler tokens on Robinhood Chain — one call verifies a token against the on-chain Doppler Airlock registry: registered launch or not, which stock token backs it (and whether that numeraire is an official Robinhood stock token), launching integrator (LONG primary vs other launchpads vs suffix imitators), factory creator match, 1e18 vanity suffix, governance b
BaseSolanaRobinhood Chain+9airdroppulse.theaslangroupllc.comfrom $0.0511 endpoints - TTradePulseCrypto & DeFi
Live freight rate intelligence for logistics and trade agents. Returns container and air rates by lane with a 90-day benchmark, route status, carrier options, and cost estimates.
BaseSolanaRobinhood Chain+9tradepulse.theaslangroupllc.comfrom $0.0811 endpoints - RRemittancePulseCrypto & DeFi
Best exchange rate and FX margin for money transfers: live mid-market rate vs provider markups for real-cost analysis. What recipient actually gets, how much currency-conversion markup providers charge, and exact converted amount for any currency pair. Live ECB mid-market rate plus rate environment. Worldwide currencies.
BaseSolanaPolygon+8remittancepulse.theaslangroupllc.comfrom $0.0510 endpoints - MMealPulseCrypto & DeFi
Dietary restriction guide / food allergy guide / diet guide (gluten-free/celiac, keto, vegan, low-FODMAP, renal, diabetic). Returns safe foods, hidden sources to avoid, safe swaps, and restaurant ordering tips for any dietary restriction, allergy, or medical diet. Worldwide.
BaseSolanaPolygon+8mealpulse.theaslangroupllc.comfrom $0.0510 endpoints - SStablecoinPulseCrypto & DeFi
Stablecoin peg tick — USDT, USDC, USDS, DAI, USDe, USD1 in ONE $0.01 call: live price, deviation from $1, 24h change, and a deterministic STABLE / WATCH / ALERT verdict per coin. Built for monitoring loops: call it every cycle, escalate to /api/depeg-watch for the single-coin deep read when a verdict is not STABLE. 60s freshness, cited to CoinGecko, no LLM in the path.
BaseSolanaPolygon+8stablecoinpulse.theaslangroupllc.comfrom $0.015 endpoints - HHomePulseCrypto & DeFi
Smart home device recommendations and ecosystem advice for any country: Matter compatibility, ecosystem fit (Alexa, Google Home, Apple HomeKit), device picks by room and budget, and local plug/voltage/availability notes. For homeowner and smart-home agents. Returns recommended devices with Matter certification status and practical setup guidance.
BaseSolanaPolygon+8homepulse.theaslangroupllc.comfrom $0.087 endpoints - Wwalcert.globalscoreagent.comCrypto & DeFi
Before hiring or paying an ERC-8004 agent, grade the controlling wallet's funding origins (CEX, bridge, mixer, organic) A-F. POST wallet_address; signed certificate + Celo on-chain anchor. $0.05 USDC.
BaseEVM chain 42220BNB Chainwalcert.globalscoreagent.comfrom $0.052 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 - Ooracleinsight.xyzCrypto & DeFi
Execution preflight: a chain-neutral ALLOW/CAUTION/BLOCK data-sufficiency decision for one declared action. A complete BLOCK result is charged; settlement occurs only after a successful response.
BasePolygonArbitrum+3oracleinsight.xyzfrom $0.022 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
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
CriptoNousCrypto & DeFiNews/wire pulse for one symbol or meta ($0.04). Narrative context only NFA.
SolanaBaseBNB Chain+1app.criptonous.comfrom $0.0119 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.