Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 11,000+ payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

11,222 APIs
APICompanyCategoryPrice / callStatus
Real Time Flight Status By Flight Number API
Real-time flight status by flight number: live departure/arrival times, delay minutes, gate, terminal, baggage belt, runway, aircraft, codeshare. 航班实时动态查询:起飞到达时刻、延误、登机口、航站楼、行李转盘。航空便フライト運航状況:遅延・ゲート・ターミナル。Estado de vuelo en tiempo real: retraso, puerta. 항공편 실시간 운항 상태: 지연, 게이트. Query: ?flight=AA100 Accepts payment on Base or Solana — either network works.
x402node.dev-$0.15listed
Real-time dashboard for monitoring Hyperliquid trading agents, displaying positions, P&L, performance metrics, risk analysis, and activity logs with interactive charts, sortable tables, and live data
Real-time dashboard for monitoring Hyperliquid trading agents, displaying positions, P&L, performance metrics, risk analysis, and activity logs with interactive charts, sortable tables, and live data refresh. | Powered by Questflow
dctx.linkdata$0.50listed
Recent NFT sales for a collection by contract and chain: buyer, seller, price, marketplace and time, from an indexed source behind an API key. For floor, volume and wash-trade analysis. nft trades, nf
Recent NFT sales for a collection by contract and chain: buyer, seller, price, marketplace and time, from an indexed source behind an API key. For floor, volume and wash-trade analysis. nft trades, nft sales, recent sales, nft price history, marketplace activity
x402node.dev-$0.015listed
Recent forced liquidation orders for any crypto perpetual from OKX, split by long/short - real-time liquidation cascade data not available to LLMs. liquidations, liquidation data, forced liquidation,
Recent forced liquidation orders for any crypto perpetual from OKX, split by long/short - real-time liquidation cascade data not available to LLMs. liquidations, liquidation data, forced liquidation, long short liquidations, liquidation cascade
x402node.dev-$0.007listed
Recent large USDC transfers on Base mainnet with auto-classification of sender and receiver addresses. Query parameters: min_usd (default 100000, min 1000), hours (default 1, max 6). Returns top 50 so
Recent large USDC transfers on Base mainnet with auto-classification of sender and receiver addresses. Query parameters: min_usd (default 100000, min 1000), hours (default 1, max 6). Returns top 50 sorted transfers with from/to addresses, behavioral tags, names if known, amount_usd, tx hash, block. For trading alpha agents tracking whale movements, treasury flow monitoring.
x402node.dev-$0.05listed
Researcher | Powered by Questflow
Researcher | Powered by Questflow
dctx.linksearch$0.50listed
Search Hacker News stories and comments via Algolia. Returns title, author, points, URL, num_comments, created_at, story/comment text. Use ?q=YOUR_QUERY&type=story (default) or type=comment, &limit=10
Search Hacker News stories and comments via Algolia. Returns title, author, points, URL, num_comments, created_at, story/comment text. Use ?q=YOUR_QUERY&type=story (default) or type=comment, &limit=10. Built for AI coding agents researching tech discussions, debugging tips, and tech opinions.
x402node.dev-$0.005listed
Short Generation API
AI short video generation using Grok Imagine Video model (Base Mainnet).
xona-agent.com-$0.50listed
Smart Money Score API
Composite smart-money score (0-100) for any trader wallet - combines realized profit, ROI and trading scale into one rating with tier (elite/strong/competent), after filtering out contracts so only real traders are scored - a computed judgment for agents ranking wallets to copy-trade or vet against other sources. smart money score, wallet rating, is this wallet smart money, trader score, copy trade ranking, wallet quality Accepts payment on Base or Solana — either network works.
x402node.dev-$0.02listed
Social Engagement API
Paid x402 endpoint for creating social engagement jobs on a specific post.
keyronne.com-$0.001listed
Solana GPT wrapper API using x402 payments. Default direct call: model gpt-5-mini, max_output_tokens
Solana GPT wrapper API using x402 payments. Default direct call: model gpt-5-mini, max_output_tokens=2000, fixed price 0.01 USDC for up to 1000 input tokens. For all other settings the price is computed per model as (input_tokens * input_price_per_million + max_output_tokens * output_price_per_million) / 1,000,000, with a minimum of 0.001 USDC and always rounded up to 6 decimals. Optional max_input_tokens lets you cap the input tokens used for pricing; if the message is longer than this cap the server returns an error instead of under-pricing. Optional action=message (or omitting action) performs a direct GPT call with the given message. Optional action=create creates a custom agent with the given message as preprompt for 0.001 USDC (no OpenAI call), stores a base_price_usdc using (max_input_tokens_for_agent or 1000) + preprompt + max_output_tokens, and returns a custom_id. Optional action=list lists up to 100 recent custom agents for the paying wallet for 0.001 USDC without calling OpenAI. Custom agents can be called via POST /solana/llm/gpt with custom_id, or POST /solana/llm/gpt/{custom_id}. Each custom agent has a fixed price per call based on its stored preprompt, model, max_output_tokens and max_input_tokens; if the runtime message is longer than max_input_tokens the server returns an error. Custom LLM agent 4TC64D7MFFRX5DNRZ9 on Solana. Model gpt-5-mini, max_input_tokens=5000, max_output_tokens=5000. Preprompt preview (first 150 chars): "Give me the 5 raw output from the most important new topics in this output also add the image link to every post :". Pricing mode: agent-per-token. Prepaid price (x402) for this request: 0.017016 USDC. Estimated input tokens for pricing: 5038.
x402factory.aidata$0.017016listed
Stratalize
Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). FDA FAERS adverse event signal for a drug — total reports, serious events, deaths, hospitalizations, top reactions with percentages, and signal level (HIGH / ELEVATED / MONITOR / LOW). Source: OpenFDA
stratalize.com-$0.10listed
Stratalize
Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). SaaS renewal playbook — timing strategy, leverage points, walk-away alternatives, and a negotiation script for any vendor. Source: Stratalize procurement intelligence. Use when a major SaaS contract is approaching renewal or auto-renewal risk
stratalize.com-$0.02listed
Timeline API
Forward and backward calendar over the AI policy registry. Each entry classified relative to now (past / active / upcoming), days-until-effective, with next-3-milestones for upcoming items. Filter by jurisdiction (EU, US, UK, etc) and time window. The "what AI rules are about to bite" feed.
tensorfeed.ai-$0.02listed
Top stablecoins ranked by circulating market cap, with current peg price and peg mechanism, aggregated across all chains. Macro and risk signal for agents. Live stablecoin overview. stablecoin market
Top stablecoins ranked by circulating market cap, with current peg price and peg mechanism, aggregated across all chains. Macro and risk signal for agents. Live stablecoin overview. stablecoin market cap, usdt usdc ranking, peg, stablecoin supply, defi macro
x402node.dev-$0.008listed
VandaagAI — volledige artikeltekst voor autonome agents (betaling per artikel)
VandaagAI — volledige artikeltekst voor autonome agents (betaling per artikel)
vandaagai.nl-$0.10listed
Yield Best API
Highest-yield DeFi pools across all chains and protocols, filterable by token and chain, TVL-filtered to exclude dust, with base vs reward APY split and impermanent-loss risk - aggregates 16000+ pools into a ranked shortlist agents cannot assemble. best yield, defi yield, highest apy, yield farming, best lending rate, yield aggregator Accepts payment on Base or Solana — either network works.
x402node.dev-$0.01listed
invinoveritas
invinoveritas /signals/full — the live Hyperliquid perps read our own bot enters on, recomputable per coin from the raw metrics we return (funding + 24h delta,
babyblueviper.com-$0.026017listed
0.001 USDC on base
Cid Bafkreib7s7xuwc57wri43lyauwjeyfx3zqyc4ue34td5o7ab6wxp7sbqhm — an agent-callable cid bafkreib7s7xuwc57wri43lyauwjeyfx3zqyc4ue34td5o7ab6wxp7sbqhm service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.001 USD per call.
grapevine.fyiai$0.001listed
0.001 USDC on base-sepolia
0.001 USDC on base-sepolia
dev-mypinata.cloudai$0.001listed
0.01 USDC on base
Cid Bafkreichzs5w3zccsyjprccqtmys773yjle7zhxzvrxenm2sgphuf6laxy — an agent-callable cid bafkreichzs5w3zccsyjprccqtmys773yjle7zhxzvrxenm2sgphuf6laxy service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreidqv3tidl72maqfrnzpgo6bjjbm5agwv5auvhyqjvhsxmmvmwsjwa — an agent-callable cid bafkreidqv3tidl72maqfrnzpgo6bjjbm5agwv5auvhyqjvhsxmmvmwsjwa service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreihpgrnnqyzuyc6qdf22s4nrnzaktput4br4dyhafws4fpdr7kw6pa — an agent-callable cid bafkreihpgrnnqyzuyc6qdf22s4nrnzaktput4br4dyhafws4fpdr7kw6pa service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreia6nujebdr2tyzvc4ayvtpi5az5dgrtd3scdvf3ehuepa4b2d3hpa — an agent-callable cid bafkreia6nujebdr2tyzvc4ayvtpi5az5dgrtd3scdvf3ehuepa4b2d3hpa service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreiguls5a6vljjamn6wpsz3cm4b26fqbev3ty4sm5oo4ci2epixwiny — an agent-callable cid bafkreiguls5a6vljjamn6wpsz3cm4b26fqbev3ty4sm5oo4ci2epixwiny service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreigsukj64h7nxzumkexzbglin2k26zuj5o6bhqqd6ottzjkze25bay — an agent-callable cid bafkreigsukj64h7nxzumkexzbglin2k26zuj5o6bhqqd6ottzjkze25bay service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreihi3qvhzmyfwckfszwk27ucivjywalxafofbmt7qi7k2p3pljb2je — an agent-callable cid bafkreihi3qvhzmyfwckfszwk27ucivjywalxafofbmt7qi7k2p3pljb2je service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreic6hapta3mduvh334ncwjr7i6udhadr5zicb7gmezfj7fs6eplesi — an agent-callable cid bafkreic6hapta3mduvh334ncwjr7i6udhadr5zicb7gmezfj7fs6eplesi service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreifoga2silttn6qmiqobwivqj2rn7yswqxrt7mlu4uktiyptdxmpmm — an agent-callable cid bafkreifoga2silttn6qmiqobwivqj2rn7yswqxrt7mlu4uktiyptdxmpmm service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreia6urbkcnfsugcl2xkacbcad4vdp66attht6s6j3ilbyyezxy3jdu — an agent-callable cid bafkreia6urbkcnfsugcl2xkacbcad4vdp66attht6s6j3ilbyyezxy3jdu service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreidgvykqe6qk7hoq2j7p252alsfkphxijhwjsgpt4xjxkeafhsxawi — an agent-callable cid bafkreidgvykqe6qk7hoq2j7p252alsfkphxijhwjsgpt4xjxkeafhsxawi service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base
Cid Bafkreietsauy6p5qywywasmjgxlzzmjzv3zi4hchgwfuxo5gdbrltqtole — an agent-callable cid bafkreietsauy6p5qywywasmjgxlzzmjzv3zi4hchgwfuxo5gdbrltqtole service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.01 USD per call.
grapevine.fyiai$0.01listed
0.01 USDC on base-sepolia
0.01 USDC on base-sepolia
dev-mypinata.cloudai$0.01listed
0.01 USDC on base-sepolia
0.01 USDC on base-sepolia
dev-mypinata.cloudai$0.01listed
0.01 USDC on base-sepolia
0.01 USDC on base-sepolia
dev-mypinata.cloudai$0.01listed
0.07 USDC on base-sepolia
0.07 USDC on base-sepolia
dev-mypinata.cloudai$0.07listed
0.1 USDC on base
Cid Bafkreie7xbtpy7flvmlr65se4zv7cprc3rjgfyiufje4rdoxhcuqqhe3q4 — an agent-callable cid bafkreie7xbtpy7flvmlr65se4zv7cprc3rjgfyiufje4rdoxhcuqqhe3q4 service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.1 USD per call.
grapevine.fyiai$0.10listed
0.1 USDC on base
Cid Bafkreiepbyzutscnyvbgnmopik4krd7i4yp2pfy7hd75hllf757t32uvc4 — an agent-callable cid bafkreiepbyzutscnyvbgnmopik4krd7i4yp2pfy7hd75hllf757t32uvc4 service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 0.1 USD per call.
grapevine.fyiai$0.10listed
0.1 USDC on base-sepolia
0.1 USDC on base-sepolia
grapevine.fyiai$0.10listed
0.5 USDC on base-sepolia
0.5 USDC on base-sepolia
dev-mypinata.cloudai$0.50listed
1 USDC on base
Cid Bafkreicuvlxikl6eqkjfw4aegerov6cbepippqpu3caqbalodromkumioe — an agent-callable cid bafkreicuvlxikl6eqkjfw4aegerov6cbepippqpu3caqbalodromkumioe service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 1 USD per call.
grapevine.fyiai$1.00listed
2s
Fetch the authoritative text of any section of the US Code of Federal Regulations by title and section number — for example title 12, section 1026.43 returns Regulation Z’s ability-to-repay standards. Returns the canonical citation, section heading, full plain text, Federal Register source credit, the as-of date, and a link to the official eCFR page. An optional date parameter (YYYY-MM-DD) retrieves the historical text in force on that date, back to 2017. Data from the Electronic Code of Federal Regulations (US GPO / Office of the Federal Register), public domain, updated daily — verify regulatory citations against the authoritative source instead of relying on model memory.
2s.io-$0.0045listed
2s
List the official holidays for a country and year, with exact observed dates including substitute days (e.g. a Saturday July 4th observed on Friday). Query: country (ISO 3166-1 alpha-2, 200+ supported), year, optional region (subdivision code like CA for US-California or BY for DE-Bavaria), optional types filter (public, bank, school, optional, observance — comma-separated), optional lang (ISO 639-1) for localized names. Returns one item per holiday: { date (YYYY-MM-DD), name, type, substitute, rule }. Dates are computed from maintained per-country rules — including movable feasts and lunar-calendar holidays — so they stay correct year over year. Use for scheduling, delivery estimates, payment terms, and SLA math.
2s.io-$0.0025listed
2s
AI web search optimized for agents. Returns ranked results with the relevant extracted content of each page (not just a link + blurb), plus a relevance score. topic=news for recent reporting. Distinct from search.web (raw SERP) — this returns clean, LLM-ready page content per result.
2s.io-$0.045listed
2s
Adjust a US dollar amount for inflation between two dates ('what is $100 in 1990 worth today?'). Pass amount, from (YYYY-MM-DD or YYYY), and optional to (defaults to the latest CPI month). Uses CPI-U (CPIAUCNS — the same not-seasonally-adjusted all-items index as the official BLS inflation calculator), data back to 1913. Returns the inflation-adjusted amount, cumulative inflation %, annualized rate, and the CPI index values used on each date. Source: BLS CPI via FRED (St. Louis Fed).
2s.io-$0.003listed
2s
Look up or search NAICS 2022 industry classification codes (US Census Bureau, public domain). Pass `code` for an exact NAICS code — 2–6 digits or a combined sector like 31-33 — and get its official title, hierarchy path, full official description, activity index terms, and direct child codes. Or pass `query` for free-text search (e.g. 'software publishers', 'coffee shop') over titles plus the official ~20k-entry activity index → ranked candidate codes, optionally filtered by `level` (2=sector … 6=national industry). Ground truth for industry coding in KYC, business registration, government filings, and ERP vendor/customer setup.
2s.io-$0.0025listed
2s
Latest daily stock quote for a US-listed ticker. Returns the most recent completed trading session: open, high, low, close, volume, VWAP, and trade count, plus the change and percent change versus the prior session, and company reference data (name, primary exchange, security type, currency, market cap). NOTE: this plan tier serves end-of-day / delayed data (the response flags delayed=true), suitable for daily snapshots, fundamentals context, and post-close analysis rather than real-time trading. Pass ticker as a US symbol (e.g. AAPL, MSFT, BRK.B). Market data by Massive (formerly Polygon.io).
2s.io-$0.0045listed
2s
Look up or search the global LEI (Legal Entity Identifier) registry — the authoritative ISO 17442 directory of ~2.6M legal entities worldwide. Pass `lei` for an exact 20-character LEI, or `query` to search by legal/other name (ranked best-match first). Filter name search by `country` (ISO 2-letter, HQ country) and `status` (active = currently active entities only; all = default). Each result returns the LEI, legal name, an alternate/other name, legal jurisdiction, entity category (GENERAL/FUND/BRANCH/…), ISO 20275 legal-form code, entity status (ACTIVE/INACTIVE), LEI registration status (ISSUED/LAPSED/RETIRED/…), headquarters city/region/country/postal code, the initial registration + last update + next renewal dates, and the managing LOU. Use this to canonicalize a company name to its LEI, resolve a counterparty, or enrich a vendor master. Data: GLEIF Golden Copy (CC0, public domain).
2s.io-$0.003listed
2s
Convert a value between units of measure: mass (g, kg, mg, lb, oz, t, st), length (m, km, cm, mm, in, ft, yd, mi), volume (l, ml, m3, gal, gal-imp, qt, pt, cup, floz, tbsp, tsp), area (m2, km2, ft2, acre, ha), and temperature (C, F, K). Units are matched case-insensitively with common aliases (kg/kilogram/kgs). Returns {value, from, to, dimension, result}. Exact factors — the ground-truth answer a CPG/ETL pipeline needs instead of an LLM approximating conversions. Cross-dimension conversions (kg→m) return 400.
2s.io-$0.0025listed
2s
Top cryptocurrencies by market cap with live price, market cap, 24h volume, and 24h + 7d % change. Pass limit (1–100, default 20). Source: CoinGecko. For a single token use crypto.token-price; for the whole-market overview use crypto.global.
2s.io-$0.00144listed
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