| Cross-exchange perpetual funding-rate spread for a symbol across OKX, Bybit and Binance. Returns each venue funding rate, annualized, the cheapest and most expensive venue, the spread and a cash-and-c Cross-exchange perpetual funding-rate spread for a symbol across OKX, Bybit and Binance. Returns each venue funding rate, annualized, the cheapest and most expensive venue, the spread and a cash-and-carry funding arbitrage hint. Live aggregated derivatives data for funding arb and perp venue selection. funding rate arbitrage, perp funding, cross exchange spread, basis trade | x402node.dev | - | $0.015 | listed |
| Crypto Coin Crypto Coin — an agent-callable crypto coin service, payable over x402 (USDC on Base). Provided via 2s.io. Priced around 0.00144 USD per call. | 2s.io | - | $0.00144 | listed |
| Crypto Defi Yields Crypto Defi Yields — an agent-callable crypto defi yields service, payable over x402 (USDC on Base). Provided via 2s.io. Priced around 0.00144 USD per call. | 2s.io | - | $0.00144 | listed |
| Crypto Etf Sentinel API Crypto ETF Sentinel — Crypto ETF AUM leaderboard: top-N US spot crypto ETF issuers ranked by assets under management (or another XBRL TIER1 concept). See the largest Bitcoin, Ethereum and other crypto ETFs by fund size, from daily-updated XBRL facts. | cryptoetfsentinel.com | - | $0.10 | listed |
| Crypto Etf Sentinel API Crypto ETF Sentinel — Approval-pattern signal (1-99) per under-review US spot crypto ETF issuer: how closely a filing pattern resembles historically approved vs withdrawn ETFs. A heuristic benchmark, not a probability or prediction — see limitations. | cryptoetfsentinel.com | - | $0.50 | listed |
| CueFrame Create a video project — the container for a composition (the editable timeline), its media, brand kit, and renders. Every other authoring call (import or generate media, apply composition ops, compose, render, export) takes this project's id. Set the output format here (aspectRatio, fps, resolution). | cueframe.ai | - | $0.01 | listed |
| CueFrame Import media into the project from a public https URL — the server fetches and mirrors the bytes (SSRF-filtered), then processes it (transcode + transcribe). Async: returns a media id that flips to ready when the mirror and processing finish; poll GET /media/:id or use a media.completed webhook. | cueframe.ai | - | $0.01 | listed |
| Current USD price for any ERC20 token aggregated across DEXs and price sources via DefiLlama, with confidence score, on EVM chains. token price, dex price, erc20 usd price, defi token value, onchain p Current USD price for any ERC20 token aggregated across DEXs and price sources via DefiLlama, with confidence score, on EVM chains. token price, dex price, erc20 usd price, defi token value, onchain price feed | x402node.dev | - | $0.005 | listed |
| Current USD price of any token by chain and contract address (or coingecko id), with symbol and confidence, from a multi-source on-chain price oracle. Data an LLM cannot produce. Live token price by c Current USD price of any token by chain and contract address (or coingecko id), with symbol and confidence, from a multi-source on-chain price oracle. Data an LLM cannot produce. Live token price by contract. token price, contract price, erc20 price, onchain price, defi price oracle | x402node.dev | - | $0.006 | listed |
| Current Weather Conditions For Any Global Location API Current weather conditions for any global location — temperature, feels-like, humidity, precipitation, wind, and human-readable weather description. | railway.app | - | $0.001 | listed |
| Current Weather Conditions For Any Global Location API Current weather conditions for any global location — temperature, feels-like, humidity, precipitation, wind, and human-readable weather description. | payapi.market | - | $0.001 | listed |
| Current conditions + 3-day forecast for any city — for travel & planning agents. Input: ?city=Atlanta Current conditions + 3-day forecast for any city — for travel & planning agents. Input: ?city=Atlanta | dyoeway.org | - | $0.01 | listed |
| Current crypto market sentiment analysis Current crypto market sentiment analysis | httpay.xyz | blockchain | $0.02 | listed |
| Current gas price across Ethereum, Base, Arbitrum, Optimism and Polygon in one call, returns gwei gas price and latest base fee per chain. multichain gas price, gas fee comparison, gwei, l2 gas tracke Current gas price across Ethereum, Base, Arbitrum, Optimism and Polygon in one call, returns gwei gas price and latest base fee per chain. multichain gas price, gas fee comparison, gwei, l2 gas tracker, cheapest chain for transaction | x402node.dev | - | $0.006 | listed |
| Current weather at a location by latitude and longitude or city name: temperature, feels-like, humidity, precipitation, wind. Live conditions an LLM cannot know. weather now, current weather, temperat Current weather at a location by latitude and longitude or city name: temperature, feels-like, humidity, precipitation, wind. Live conditions an LLM cannot know. weather now, current weather, temperature, wind, conditions by city | x402node.dev | - | $0.005 | listed |
| Current weather for a coordinate via Open-Meteo. Returns temperature, humidity, wind, precipitation, weather code with description. Use ?lat=37.78&lng=-122.42. Built for AI agents for location-aware a Current weather for a coordinate via Open-Meteo. Returns temperature, humidity, wind, precipitation, weather code with description. Use ?lat=37.78&lng=-122.42. Built for AI agents for location-aware advice, travel, agriculture. | x402node.dev | - | $0.01 | listed |
| DEX Screener is a platform that provides data directly from the blockchains it tracks, using a custom-built indexer to parse, analyze, and store raw blockchain logs. If the user is querying a cryptocu DEX Screener is a platform that provides data directly from the blockchains it tracks, using a custom-built indexer to parse, analyze, and store raw blockchain logs. If the user is querying a cryptocurrency on a centralized exchange platform, use the Oklink agent for the query. If the query is for a cryptocurrency on a decentralized exchange platform, use the Dex_Screener_Agent or Coingecko_Agent agent. If you're not sure which platform it's on, you can query both. | Powered by Questflow | questflow.ai | blockchain | $0.10 | listed |
| DEX Screener is a platform that provides data directly from the blockchains it tracks, using a custom-built indexer to parse, analyze, and store raw blockchain logs. If the user is querying a cryptocu DEX Screener is a platform that provides data directly from the blockchains it tracks, using a custom-built indexer to parse, analyze, and store raw blockchain logs. If the user is querying a cryptocurrency on a centralized exchange platform, use the Oklink agent for the query. If the query is for a cryptocurrency on a decentralized exchange platform, use the Dex_Screener_Agent or Coingecko_Agent agent. If you're not sure which platform it's on, you can query both. | Powered by Questflow | dctx.link | blockchain | $0.10 | listed |
| DEX-CEX Arbitrage Spread DEX vs CEX arbitrage spread — the price difference between DEX and CEX with the fee-adjusted NET spread and execution direction, not two raw prices. Compares the most liquid DEX pair (DexScreener) to CEX spot (Binance/Bybit), subtracts taker+swap fees, and flags any profitable arbitrage opportunity. For arbitrage agents. | onrender.com | - | $0.05 | listed |
| Data Binance Btc Spot Data Binance Btc Spot — an agent-callable data binance btc spot service, payable over x402 (USDC on Base). Provided via proxy.suverse.io. Priced around 0.001 USD per call. | suverse.io | - | $0.001 | listed |
| Data Coinbase Btc Spot Data Coinbase Btc Spot — an agent-callable data coinbase btc spot service, payable over x402 (USDC on Base). Provided via proxy.suverse.io. Priced around 0.001 USD per call. | suverse.io | - | $0.001 | listed |
| Data Defillama Tvl Data Defillama Tvl — an agent-callable data defillama tvl service, payable over x402 (USDC on Base). Provided via proxy.suverse.io. Priced around 0.005 USD per call. | suverse.io | - | $0.005 | listed |
| Data Weather Forecast Nyc Data Weather Forecast Nyc — an agent-callable data weather forecast nyc service, payable over x402 (USDC on Base). Provided via proxy.suverse.io. Priced around 0.001 USD per call. | suverse.io | - | $0.001 | listed |
| DebtPulse Statute of limitations on debt lookup and zombie-debt check. Returns SOL status by state, country, and debt type, whether the debt is time-barred, and the credit-report timeline. For consumer-rights and debt-relief agents. | theaslangroupllc.com | - | $0.05 | listed |
| Decode Bitcoin Transaction By Txid API Decode Bitcoin transaction by txid. Inputs and outputs with addresses and amounts, total BTC, fee in sats and sat/vByte, confirmation status, block height, timestamp, size, weight, flags (coinbase RBF OP_RETURN SegWit Taproot). AI agent BTC tx decoder API, on-chain forensics. | suverse.io | - | $0.05 | listed |
| Deep Web3 Research API Deep WEB3 research | Powered by Questflow | questflow.ai | search | $0.50 | listed |
| Demo Poem Demo Poem — an agent-callable demo poem service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.001 USD per call. | getsly.ai | - | $0.001 | listed |
| Demo Test Demo Test — an agent-callable demo test service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.001 USD per call. | getsly.ai | - | $0.001 | listed |
| Demo X402 premium endpoint (mainnet) - pay $0.01 USDC Demo X402 premium endpoint (mainnet) - pay $0.01 USDC | skillfulai.io | - | $0.01 | listed |
| Demo endpoint for x402 resource discovery Demo endpoint for x402 resource discovery | vercel.app | - | $0.001 | listed |
| Detect the largest recent transfers of a token to spot whale accumulation or dumping before price moves - a real-time edge for trading agents that LLMs cannot see. whale alert, large transfers, whale Detect the largest recent transfers of a token to spot whale accumulation or dumping before price moves - a real-time edge for trading agents that LLMs cannot see. whale alert, large transfers, whale movement, token whale, big transactions, whale tracker | x402node.dev | - | $0.006 | listed |
| Detect wallet cluster: given seed address, trace USDC funding source backwards then find sibling addresses funded by same source within last 30 days. Returns funder address, first funding tx, cluster_ Detect wallet cluster: given seed address, trace USDC funding source backwards then find sibling addresses funded by same source within last 30 days. Returns funder address, first funding tx, cluster_size, siblings array (up to 50), pattern classification (burner_cluster / linked_addresses / single_sibling / no_funding_found). For sybil detection, treasury monitoring, source-of-funds analysis. | x402node.dev | - | $0.10 | listed |
| Detect whether an address is an EOA, generic contract, Gnosis Safe multisig, ERC20 token, ERC721 NFT or upgradeable proxy via on-chain probing, with an interaction hint - critical for agents because e Detect whether an address is an EOA, generic contract, Gnosis Safe multisig, ERC20 token, ERC721 NFT or upgradeable proxy via on-chain probing, with an interaction hint - critical for agents because each type requires completely different handling before transacting. address type, is contract or eoa, multisig detection, safe wallet, contract type, eoa or contract | x402node.dev | - | $0.006 | listed |
| Dex Trending Pools API GeckoTerminal trending DEX pools for a network (eth/base/solana/arbitrum...): base & quote token, price USD, 24h volume, reserve liquidity, price change and tx counts. Pass network; bounded top list. | suverse.io | - | $0.10 | listed |
| Diff API Before your agent updates a contract clause or a compliance rule that depends on a law: see exactly what changed in a French or EU article between two dates — resolves the version in force at each date, from the official LEGI and EUR-Lex datasets, and returns a word-level diff plus a git-style unified patch with both versions' metadata. Covers 12 major French codes and statutes and key EU acts (GDPR, DSA, AI Act, MiCA and more). | invoket.com | - | $0.01 | listed |
| Domain WHOIS lookup. Returns registrar, creation date, expiry date, nameservers, and status. Powered by the whois npm package (no external API). Domain WHOIS lookup. Returns registrar, creation date, expiry date, nameservers, and status. Powered by the whois npm package (no external API). | httpay.xyz | ai | $0.003 | listed |
| DuckDuckGo search tool has comprehensive web search capabilities, smart text parsing from web pages, built-in rate limiting protection, robust error handling with logging, and LLM-optimized output for DuckDuckGo search tool has comprehensive web search capabilities, smart text parsing from web pages, built-in rate limiting protection, robust error handling with logging, and LLM-optimized output formatting for seamless integration with large language models. | Powered by Questflow | dctx.link | search | $0.10 | listed |
| ECB Exchange Rate Official European Central Bank (ECB) euro reference exchange rates — convert EUR to/from any currency (FX / forex rates), reference rate lookup by currency (29 currencies), latest or by date. Reference rates (published ~16:00 CET on working days), not live market rates. EU/worldwide coverage. | onrender.com | - | $0.01 | listed |
| ENTROPY.RIP Generate cryptographic random bytes | entropy.rip | - | $0.005 | listed |
| ENTROPY.RIP Fetch live gas price estimations and base fees for EVM chains | entropy.rip | - | $0.01 | listed |
| ERC-20 Allowance How much of an ERC-20 token a spender is approved to move from an owner's wallet, via allowance, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The approval read every DeFi, swap and trading agent makes before (and after) a transaction to know if an approve is needed. Live public RPC; one paid call. | agentexchange.work | - | $0.09 | listed |
| Early token buyers analysis with bot detection and sniper identification. (with AI analysis) Early token buyers analysis with bot detection and sniper identification. (with AI analysis) | emc2ai.io | ai | $1.00 | listed |
| Earth Multi-source AI Earth intelligence via DeepSeek. Accepts any natural language question about Earth — weather, air quality, marine conditions, earthquakes, volcanoes, species, seasons, climate, polar ice, and tides. | x402.press | - | $0.10 | listed |
| EduPulse Concept explainer / explain like I am 5 / explain this concept in plain English. Returns a clear, level-appropriate explanation of any concept for any audience (grade level, nursing student, adult learner, exam candidate). Any subject worldwide. | theaslangroupllc.com | - | $0.05 | listed |
| Election Forecast API Grok-synthesized consensus forecast for candidate/party WINNER election markets (US and international). Blends live Polymarket odds (ground truth) with a polling average Grok synthesizes from multiple sources via web_search; returns per-candidate composites (equal-weight market+poll), the individual polls averaged into each candidate (verifiable), and cited sources. Target a market with a registered 'race' key or any Polymarket election event 'slug'. | polynews.news | - | $0.06 | listed |
| Email Validate Email Validate — an agent-callable email validate service, payable over x402 (USDC on Base). Provided via 2s.io. Priced around 0.001 USD per call. | 2s.io | - | $0.001 | listed |
| Encrypted API Send an HPKE-encrypted prompt to the Aubrai chat agent running inside an attested private enclave. Only the enclave can decrypt your message. | aubr.ai | - | $0.02 | listed |
| Energy Solar Forecast Energy Solar Forecast — an agent-callable energy solar forecast service, payable over x402 (USDC on Base). Provided via 2s.io. Priced around 0.00144 USD per call. | 2s.io | - | $0.00144 | listed |
| Enriched AI Agents Directory API Enriched AI agents directory. One paid call returns the catalog joined with live provider status, recent news mentions, 24h agent traffic, and sample model pricing, ranked by a derived trending score. The agent-discovers-agent feed. | tensorfeed.ai | - | $0.02 | listed |
| Entertainment Multi-source AI entertainment reasoning via DeepSeek. Accepts any natural language question about movies, TV, music, games, or events. | x402.press | - | $0.25 | listed |