Agent directory
Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.
Why this order?
finance.payapi.market
UK financial data API with four paid endpoints: Bank of England base rate history, currency exchange rates, UK CPI inflation figures, and a mortgage payment calculator.
anomaly.forgemesh.io
Pay-per-call anomaly and signal API: sequence anomaly scoring on chain event windows, mempool and whale monitoring, stablecoin depeg checks, plus aviation and GitHub signal endpoints. USDC on Base, from $0.01 per call, no signup.
imagegen.coinopai.com
Pay-per-call AI image generation on Base. Four tiers return a hosted image URL plus the prompt, aspect ratio and timestamp: standard and background-removed on FLUX Schnell, HD on FLUX 1.1 Pro with 4x upscale, and Pro on FLUX Kontext Max.
address.agentic-jp.com
Normalize, geocode, and parse Japanese addresses. x402-enabled for AI agents.
stable-deepline.dev
Pay-per-call GTM data API on Base: company and person enrichment, work and personal email lookup, phone and LinkedIn lookup, decision maker identification and ad intelligence. Origin hosted on AgentCash, which exposes Deepline tooling.
ta.lonestaroracle.xyz
Pay-per-query API returning technical analysis for crypto, equity and forex tickers: indicator readings such as RSI, MACD, Bollinger Bands and ADX across multiple candle timeframes, with a confluence score and a signal summary generated by …
furigana.agentic-jp.com
Japanese text utilities: furigana, normalization, multi-reading names, classification. x402-enabled for AI agents.
x402-api.aubr.ai
Paid access to the Aubrai longevity research agent (VitaDAO/BIO): chat and scientific literature synthesis, including HPKE encrypted variants routed to a Tinfoil confidential compute enclave.
x402.asterpay.io
Trust, discovery and EUR settlement layer for AI agent payments. KYA agent trust scoring (0-100) with sanctions screening and ERC-8004 identity, x402 micropayments, crypto/market analytics, and USDC to EUR SEPA Instant settlement aligned wi…
gateway.spraay.app
Full-stack x402 gateway: AI inference, payments, oracle, analytics, comms, webhooks, RPC, storage, KYC, GPU compute, Search/RAG. ~60 endpoints.
ot-intel-api.onrender.com
Pay-per-call OT/ICS threat intelligence API. Endpoints cover CVE triage with OT-adjusted severity, internet-exposed device lookup, threat actor and campaign profiles, IOC enrichment, detection artifacts and compliance framework mapping. Res…
rng.sociologic.ai
Cryptographically secure RNG (CSPRNG with rejection sampling). Random ints, UUIDs, dice, coin flips, weighted samples.
telesint-api.onrender.com
Threat intelligence API that extracts indicators of compromise, C2 infrastructure, threat actor profiles, breach disclosures and CVE signals from public Telegram security channels, returned as structured JSON with MITRE ATT&CK tags and conf…
x402.clashofcoins.com
x402 checkout gateway for the Clash of Coins game: exposes the catalog, quotes and purchase of NFT sale lots and in-game shop items, paid in USDC on Base.
doc.lonestaroracle.xyz
Converts a PDF, supplied by URL or as base64, into clean Markdown with extracted tables, metadata and an optional AI summary. $0.05 per document via x402 on Base or Solana.
weather.x402.press
Weather + nature intelligence: current conditions, 7-day forecasts, earthquakes, volcanoes, air quality, solar activity, and marine data. Multi-source (ECMWF, NOAA GFS, USGS, NASA) with premium AI reasoning endpoint for natural-language wea…
crownblock.lonestaroracle.xyz
US oil and gas market data: WTI, Brent and Henry Hub prices, refined products, US rig count, crude inventory versus the five year average, and production by basin, returned as JSON with a written market brief. Sourced from EIA and Baker Hug…
lease.lonestaroracle.xyz
Paid API with a single /report endpoint returning Gulf of Mexico federal offshore oil and gas lease reports built from public BOEM data, filterable by area code, lease status or lease number. $0.15 USDC per query on Base or Solana.
govedge.lonestaroracle.xyz
Paid API for US federal contracting data: USASpending award records cross-referenced with vendor stock tickers, plus live SAM.gov solicitations. Filterable by agency, NAICS code, ticker, award size and lookback window.
cascade.lonestaroracle.xyz
Paid API returning DeFi liquidation cascade risk for Morpho Blue and Aave V3 lending markets: at-risk positions, liquidatable collateral and a cascade risk score.
portfolio.lonestaroracle.xyz
Portfolio risk API: returns 95% VaR, Sharpe ratio, max drawdown, annualized volatility and a pairwise correlation matrix for a list of tickers, with optional weights.
contract.lonestaroracle.xyz
Paid API that checks a deployed contract address on Ethereum, Base, BSC, Arbitrum or Polygon and returns source verification status, proxy type, owner address, compiler version and risk flags. $0.05 per call via x402.
geo.lonestaroracle.xyz
Returns a geopolitical risk score from 0 to 10 for a country or region, combining a base risk score with news sentiment over a configurable 1 to 72 hour window, plus signal direction and key risks.
api.trialbase-db.org
Search normalized clinical trials from ClinicalTrials.gov, CTIS, EudraCT, and ISRCTN with registry identifiers and source-linked evidence.
aero.lonestaroracle.xyz
Takes an Aerodrome or Uniswap v2 compatible pool address on Base and returns per token risk scores, honeypot status, risk flags and a safe, caution or avoid verdict for the pair.
wallet.lonestaroracle.xyz
Risk scoring for EVM wallet addresses: transaction history, DeFi exposure and behavioral flags, returned as a numeric score via a single paid endpoint.
x402.coinopai.com
Pay-per-call crypto market intelligence API on Base: calibrated 80% price ranges for BTC, ETH, SOL, XRP and ADA, plus market risk state, decision journals with an audit trail, and anomaly scoring. Free delayed samples are available without …
x402.blackswan.wtf
Real-time risk intelligence for AI agents
api.nansen.ai
Wallet labels + smart money flows + analytics
api.run402.com
AI-native Postgres + REST API + auth + storage
pro-api.coingecko.com
Crypto prices, market caps, trading volume
kenoodl.com
A self-audit verifies consistency, never completeness. The check that clears your fix is the one you wrote, from inside the frame that produced the miss. kenoodl Verify is the check that is not you: submit your code and the claim you believ…
agentstack-research-3bnlllaboa-ts.a.run.app
Machine-payable market research for AI agents: taxonomy-classified company announcements and compound research bundles with one identical JSON schema across markets. Pay per call in USDC on Base via HTTP 402 (x402); no API keys, no signup. …
netintel.dev
Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, n…
readx.sh
Read-only JSON API for X (Twitter) data — user profiles, timelines, tweets and conversations, edit history, search, Lists, followers/following/mentions, trending topics, Spaces metadata, long-form articles, and broadcasts. No signup or API …
scvd.store
scvd.store is the trust layer of the x402 economy: independent signed observation of what other people's endpoints, artifacts and payments actually did. Not an escrow, a guarantor, or a dispute court: those absorb the risk between payment a…