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?
api.x402video.com
Seedance 2.0 — parametric text-to-video: choose duration (4-15s), resolution (480p/720p/1080p), ratio, seed, audio. Price scales with duration × resolution.
weather.agentic-jp.com
List every JMA forecast office (府県予報区) in Japan with its code, Japanese/English name, and class10 sub-regions. Use this to discover valid `:area` values.
houjin.agentic-jp.com
Japanese company lookup, search, KYB/KYC verification, and one-call KYB reports over the official National Tax Agency corporate-number registry (5.78M companies). Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon…
search.reversesandbox.com
Private web search for AI agents — zero logging, no tracking, no human signup required. Pay-per-query with USDC, no API keys or accounts. Multi-engine JSON results. Pass q=query, optional count (1-20), offset.
astatelypleasuredome.com
One letter of Kubla Khan, ownable once, ever; price rises with each sale. The letter index goes in the path: /api/poem/char/{i}. GET /api/ledger (free) lists letters already owned; GET /api/poem (free) has metadata.
stableapify.dev
Fetch items from an Apify Actor run default dataset. Body: { "token": "..." } from actors/call. First call per wallet pays via x402 proportional to Apify usage (capped at $1.00); SIWX replay is free. Poll /api/actors/status until terminal —…
voice.forgemesh.io
Persona voice generation and expressive TTS for agents. Generate inline WAV speech with 20 voices including Assistant, Storyteller, Velvet, Urgent, speed controls, quality controls, and up to 500 chars for $0.005.
assay.nominal-labs.com
Quality score for any x402 service, earned by real paid probes with on-chain receipts: composite 0-100, component breakdown (payment settlement, schema conformance, ground-truth accuracy, LLM-judged quality), 7-day trend, probe count. Score…
autopulse.theaslangroupllc.com
Automotive intelligence API powered by NHTSA and EPA official data plus live market synthesis. 11 endpoints: safety recall lookup by VIN, reliability and complaint analysis, step-by-step DIY repair guides, vehicle comparison, market value w…
human.twin3.ai
Human verification for AI agents — proof of humanity, sybil resistance, and 'is this wallet a real person' answers in one paid call. Returns two ZK-style outputs about any EVM wallet: (1) total humanity score 0-255 (15 = baseline reCAPTCHA,…
globalrules-api.onrender.com
List all 110 countries covered by the GlobalRules country-facts API, returned as ISO 3166-1 alpha-2 codes with country names. Use this endpoint first to discover which countries you can query for practical travel and business facts such as …
api.predictionmarketdata.io
List valid PMCS taxonomy codes used to filter prediction-market searches.
api.agentx402.ai
Agent-native retrieval over x402 — send a query and, optionally, source URLs to index: get back ranked, cited chunks. Hybrid retrieval by default (dense vectors + BM25 keyword search, fused and reranked) beats vector-only search on exact to…
win.oneshotagent.com
Deep person research — returns enrichment, social profiles, articles, and dossier
api.demandex.dev
Paid ($0.01 USDC via x402). Returns the top 20 active opportunity cards by score as TEASERS — { id, slug, title, category, score, signalCount, lastSeen } only. No evidence and no productAngle (buy GET /v1/opportunity for the full card). Whi…
api.trustsource.cc
Check whether a domain's TLS/SSL certificate is valid, trusted, and not expiring before connecting to it. Performs a live handshake and returns a 0–100 score and tier (VALID/WEAK/EXPIRING/EXPIRED/UNTRUSTED/INVALID) with chain trust, days-to…
cryptyx.ai
CRYPTYX is the intelligence layer for autonomous trading agents — the same institutional-grade research stack that powers professional desks, priced per call in USDC. 200+ digital assets, 440+ metrics, 150+ signals across 8 factor classes, …
402.com.tr
Pay-per-call onchain data & AI reports for the Base agent economy — token risk, wallet intelligence, OFAC sanctions, prices, NFTs, and Claude-written AI verdicts. Paid per request in USDC over x402, no API keys.
truthpulse.theaslangroupllc.com
Latest releases feed for researcher and journalist agents. Returns the newest FOIA releases, declassified documents, and court rulings governments and agencies have just made public globally.
x402.cheetahsecurity.de
AML / counterparty screening for a Base agent wallet (OFAC sanctions + exposure + scam list)
bizintel-api.hahavoid0.workers.dev
Fetches current Ethereum Mainnet gas price from the public DoH RPC pipeline.
claudelines.com
Buy and download a paid status line. The publisher sets the price and receives the payment directly with no platform fee. Returns the script, integrity hash, and install instructions. Review the script before installing.
eagle.quickai.build
Eagle Eye v1.0.0 — U.S. enterprise-grade wallet compliance screening. OFAC SDN + Circle USDC blacklist on Base. Signed audit receipts. Certified check with wallet activity profile (+$0.001).
seo-data-extractor.underscoredone.com
Give this API a web address and it will visit that page, then hand back everything an SEO professional needs to know: the page title, meta description, meta keywords, robots instructions, canonical link, H1/H2/H3 headings, how many links ar…
agent-trust-layer.agent-trust-layer.workers.dev
Universal trading operating layer for agent-payable x402 services: discover, trust-check, dual-pay, and report outcomes.
gate402.app
x402 payment gateway for AI agents: rent on-demand GPU/CPU compute (per-second) and open-model LLM inference (per-token), plus crypto/finance data and web tools — pay-per-call in USDC over HTTP 402, no signup.
signal.quickai.build
Quick Signal TA v3.1.0 — Crypto technical analysis. Ten indicators with natural-language assessments. Query params: token (required), timeframe, bollinger_period, rsi_period.
autonomy-api-network.onrender.com
Score a website's visibility to AI search and answer engines with crawler access, llms.txt, structured entity, answerability, freshness, and prioritized remediation checks.
leetspeak-translator.underscoredone.com
Takes a piece of text and either turns it into leetspeak (swapping some letters for numbers and symbols, like 'hello' becoming 'h3110') or turns leetspeak back into normal, easy-to-read words. The same words always produce the same result, …
govspendpulse.theaslangroupllc.com
EU government tender / public procurement search across all 27 EU member states — live TED (Tenders Electronic Daily) data. Returns contract notices with value, contracting authority, CPV category, and deadline. Free EU data, for business-d…
domain-availability-checker.underscoredone.com
Give this API up to 10 domain names and it will tell you whether each one has a registration record on file with the official registry. It uses RDAP — the modern, structured replacement for WHOIS — so there is no messy free-text parsing. Ea…
api.wallettriage.com
WalletTriage — real-time wallet risk check: dangerous ERC20 approvals cross-referenced with a live exploit threat feed. Returns risk_score (0-100), risk_level and actionable findings.
hackernews-data.underscoredone.com
This tool reads live information from Hacker News, a popular website where people share and discuss technology news. You can either ask for a current list of stories (like the Top, New, Best, Ask, Show, or Job lists) or ask for every story,…
madoromi.fun
Japanese dream-interpretation agent API. Returns a Gemini-generated full interpretation from madoromi's curated dream-motif knowledge base (result schema agent-dream-insight.full.v1). Japanese output only. Dream text is never stored or logg…
api.remix.live
Compile Solidity contracts with the Remix compiler, supporting multiple files, custom versions, and optimization settings
gamepulse.theaslangroupllc.com
AI-synthesized gaming, collectables, and esports intelligence API. Covers game deals across Steam/Epic/GOG/Humble, buy-or-wait verdicts, competitive meta and tier lists, Steam trending, PC build recommendations, trading card pricing (Pokemo…