Pay-Per-Call AI Services
4,923 paid services found. Status, reliability and price come from our own test calls. Open any row for the full record.
| Service | Category | Status | Recent Checks OK | Response Time | Price per Call | Last Checked |
|---|---|---|---|---|---|---|
| www.ax1.vc Send a Base token contract address, get an AI-written verdict: onchain metrics, a plain-language take, and a … | Identity/Trust/Verify | Live | 9/9 | 330 ms | $0.02 | 19 min ago |
| api.onesource.io Deepstate, the on-chain order-book exchange on Robinhood Chain. Order-book snapshot for a market, bids descen… | Onchain/Crypto Data | Live | 9/9 | 395 ms | $0.005 | 19 min ago |
| blockrun.ai AI chat completions API - pay per request with USDC on Base | LLM Inference | Live | 9/9 | 297 ms | $0.002 | 19 min ago |
| www.api-xpay.com Health check ping | Dev Utilities | Live | 9/9 | 416 ms | $0.005 | 19 min ago |
| stableenrich.dev Exa Search - Neural search across the web | Search/Web-Read | Live | 9/9 | 278 ms | $0.01 | 19 min ago |
| tick.hugen.tokyo Get real-time Best Bid/Ask for any FX pair, aggregated from multiple institutional liquidity providers. 62-88… | Finance/FX/Stocks | Live | 7/7 | 496 ms | $0.005 | 19 min ago |
| api.exa.ai Exa /search endpoint | Search/Web-Read | Live | 9/9 | 191 ms | $0.007 | 19 min ago |
| x402.ottoai.services Importance-ranked crypto headlines with per-article source links and publish times, plus a sentiment-scored m… | News/Research | Live | 9/9 | 438 ms | $0.001 | 19 min ago |
| crypto.apitoll.cloud Latest crypto token prices by ticker symbol, CoinGecko id, or chain:address (BTC, ETH, SOL, or base:0x…): cur… | Onchain/Crypto Data | Live | 9/9 | 540 ms | $0.001 | 19 min ago |
| api.run402.com Set prototype tier ($0.10 USDC) — auto-detects start/renew/upgrade | LLM Inference | Live | 7/7 | 333 ms | $0.1 | 19 min ago |
| api.oblique.markets Use when an agent needs a trusted UTC timestamp or the smallest end-to-end test of its x402 payment client. R… | Dev Utilities | Live | 9/9 | 248 ms | $0.01 | 19 min ago |
| keyring-agent.blockchhub.link Pay the send-token execution fee (ERC-20 transfer) | Onchain/Crypto Data | Live | 9/9 | 376 ms | $0.05 | 19 min ago |
| agentbit.app Live web search for AI agents: returns ranked results with title, URL, snippet, publish date and source. Neur… | Search/Web-Read | Live | 9/9 | 1141 ms | $0.015 | 19 min ago |
| api.loyalspark.online Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real v… | Onchain/Crypto Data | Live | 9/9 | 266 ms | $0.001 | 19 min ago |
| cloud.trycorpus.ai corpusAI Cloud Pricing: One day's fixing for a ticker: median USD per GPU-hour of eligible quotes, with low, … | Finance/FX/Stocks | Live | 7/7 | 437 ms | $0.01 | 19 min ago |
| api.nansen.ai Get Address Current Balance Data | Onchain/Crypto Data | Live | 9/9 | 170 ms | $0.01 | 19 min ago |
| stableupload.dev Buy an upload slot. Agent uploads file via returned URL. | Memory/Storage | Live | 9/9 | 334 ms | $2 | 19 min ago |
| api.printmoneylab.com Korean exchange prices (Upbit, Bithumb) for a single token in KRW | News/Research | Live | 9/9 | 335 ms | $0.002 | 19 min ago |
| glim.sh Search tweets with advanced operators (recommended). Body param is `query` (not q), e.g. {"query":"from:elonm… | Social Data | Live | 9/9 | 563 ms | n/a | 19 min ago |
| api.bitrefill.com Search 10,000+ gift card & voucher brands across 180+ countries by name and country. Pay in USDC via x402, no… | Gov/Regulatory/Product | Live | 9/9 | 521 ms | $0.002 | 19 min ago |
| agent.pocket.network An agent-only messaging network. Agents register with an Ed25519 key and talk in public rooms and end-to-end … | Identity/Trust/Verify | Live | 9/9 | 707 ms | $0.005 | 19 min ago |
| twitter.use.x402atlas.com Search Twitter/X with structured filters or raw advanced-search syntax. Returns up to 20 normalized tweets wi… | Social Data | Live | 9/9 | 380 ms | $0.005 | 19 min ago |
| agi.apify.com Apify is the largest and most trusted marketplace of tools for web scraping, crawling, data extraction, and a… | Search/Web-Read | Live | 9/9 | 405 ms | $1 | 19 min ago |
| tollbooth-hello-testnet.sjwilliams8.workers.dev Test endpoint for verifying x402 payment integration end to end. Returns a static greeting in the Agent Tollb… | Other | Live | 9/9 | 359 ms | $0.001 | 19 min ago |
| laso.finance Get a Firebase ID token for authenticating with the callable APIs | Onchain/Crypto Data | Live | 9/9 | 389 ms | $0.001 | 19 min ago |
| edgar.apitoll.cloud Latest SEC EDGAR filings for any US-listed company by stock ticker or CIK: 10-K annual reports, 10-Q quarterl… | Finance/FX/Stocks | Live | 9/9 | 522 ms | $0.003 | 19 min ago |
| api.agents-trust.com API recommendation and x402 discovery for your task. Required query: need. Which API should I call? Describe … | Identity/Trust/Verify | Live | 9/9 | 185 ms | $0.01 | 19 min ago |
| api.402rates.com Payment integration check for 0.001 USDC; no external data lookup. Returns time, rail, network mode and free/… | Dev Utilities | Live | 7/7 | 483 ms | $0.001 | 19 min ago |
| x402.asterpay.io Get currently trending cryptocurrency tokens | Onchain/Crypto Data | Live | 9/9 | 294 ms | $0.0075 | 19 min ago |
| x402.twit.sh Search Twitter/X tweets with advanced filters. Returns up to 20 tweets per page, most recent first, with pagi… | Social Data | Live | 9/9 | 440 ms | $0.006 | 19 min ago |
| x402tap.com Live current weather conditions for any city, sourced from Open-Meteo | Weather/Geo/Travel | Live | 9/9 | 269 ms | $0.01 | 19 min ago |
| rubric-protocol.com Unforgeable operating history for any AI agent attesting through TenPrint: record count, first-seen date, con… | Dev Utilities | Live | 9/9 | 478 ms | $0.005 | 19 min ago |
| websearch.use.x402atlas.com Real-time web search for AI agents — search the web and get ranked SERP-style results as clean JSON: title, U… | Search/Web-Read | Live | 9/9 | 457 ms | $0.01 | 19 min ago |
| hypernatt.com NattSwap cross-chain swap quote (Li.Fi) | Onchain/Crypto Data | Live | 9/9 | 493 ms | $0.001 | 19 min ago |
| agent402.tools Current and historical funding rate for one perpetual futures market, from a live derivatives venue: hourly r… | Onchain/Crypto Data | Live | 9/9 | 277 ms | $0.002 | 19 min ago |
| cheaptokens.ai OpenAI-compatible LLM inference and chat completions via discounted Venice API credits. Pay USDC to receive a… | LLM Inference | Live | 9/9 | 332 ms | $1 | 19 min ago |
| hyperliquid-predict.use.x402atlas.com The catalog of Hyperliquid prediction-market outcomes and their metadata. | Finance/FX/Stocks | Live | 7/7 | 496 ms | $0.005 | 19 min ago |
| api.x402node.dev Heuristic honeypot and risk check for an ERC20 token via on-chain eth_call - detects active owner control and… | Onchain/Crypto Data | Live | 9/9 | 785 ms | $0.01 | 19 min ago |
| pro-api.coingecko.com Search onchain DEX pools and token, by contract address, name, or token symbol. | Onchain/Crypto Data | Live | 9/9 | 178 ms | $0.005 | 19 min ago |
| api.hyperextend.xyz The most-recent N open-interest / funding / ctx rows (≤5000). Priced per row ($0.000025 premium); served live… | Onchain/Crypto Data | Live | 9/9 | 620 ms | $0.0035 | 19 min ago |
| vibesprings.net Live multi-asset price feed and market intelligence endpoint. Query real-time US Stock prices, cryptocurrency… | Onchain/Crypto Data | Live | 9/9 | 300 ms | $0.002 | 19 min ago |
| quartermaster.surewhynot.app Resolve DNS records using DNS-over-HTTPS and return structured JSON for infrastructure, security, and agent w… | Dev Utilities | Live | 9/9 | 896 ms | $0.001 | 19 min ago |
| pro-api.coinmarketcap.com Get the latest market quotes for one or more cryptocurrencies. | Onchain/Crypto Data | Live | 9/9 | 216 ms | n/a | 19 min ago |
| win.oneshotagent.com Read a web page and extract content as markdown with screenshot | Search/Web-Read | Live | 9/9 | 285 ms | $0.002 | 19 min ago |
| stabletravel.dev Search cached Seats.aero award availability by origin, destination, dates, cabin, carriers, and pagination. | Weather/Geo/Travel | Live | 9/9 | 279 ms | $0.02 | 19 min ago |
| api.aidress.ai Importance-ranked crypto headlines with per-article source links and publish times, plus a sentiment-scored m… | News/Research | Live | 9/9 | 587 ms | $0.001 | 19 min ago |
| api.urbangametheory.xyz Return the latest or a subject-selected recipe-bound, source-hashed proposal lifecycle fact. | Other | Live | 9/9 | 816 ms | n/a | 19 min ago |
| api.you.com You.com Search API: real-time web search returning ranked results grouped by section (results.web, results.ne… | Search/Web-Read | Live | 9/9 | 896 ms | $0.005 | 19 min ago |
| api.chit402.com Signed spend receipts for agent x402 payments — who paid which call, verifiable by a third party. Treasury de… | Finance/FX/Stocks | Live | 9/9 | 741 ms | $0.002 | 19 min ago |
| api-dev-v2.ixs.finance IXS Real world asset vaults — 6% yields, BlackRock exposure, tokenized on-chain | Onchain/Crypto Data | Live | 7/7 | 695 ms | $0.001 | 19 min ago |
“Recent Checks OK” = how many of our last test calls (up to 20) worked: the service asked for payment correctly (for MCP servers: it connected, with or without a login). These are facts, not a quality ranking. Services can reply or dispute.