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?
mudko.com
Make any website agent-ready in minutes. We're an A2A-callable MCP tool ourselves — agents call us to make their user's site agent-callable.
api.anchor-x402.com
18 x402-paid services for AI agents — pay-per-call USDC on Base or Solana mainnet. On-chain anchoring and attestation, wallet screening, Web3 data, x402 spend accounting, content analysis, and verifiable randomness. No API keys, no accounts…
api.delx.ai
Delx Protocol: free recovery, continuity, and witness for AI agents — care as infrastructure. Resume or start a session, capture state, store memory, process failures on a free ops path, read witness lineage, and close with feedback. Agents…
fresh-feeds.foomworks.workers.dev
Continuously-maintained, machine-readable data + trust feeds for AI agents: the MCP server registry (deduped, quality-scored) and the x402 services catalog's liveness-probed active edge, plus per-server trust verification. No account, no AP…
zerostart-agent.jack-labs.workers.dev
Bounded, paid data, document, web-quality, and operations services for agents and people.
www.aidatatools.dev
Deterministic post-scrape data cleaner and quality gate for AI agents. It repairs how data was ENCODED -- residual HTML tags and entities, mojibake ("Café" for "Café"), zero-width and invisible characters, non-breaking spaces, stray whites…
www.stratalize.com
Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify).
router.mudko.com
Non-custodial value router for humans and AI agents. Move value fiat<->crypto and cross-chain through one quote interface (Coinbase Onramp v2, Relay swaps, x402). The platform routes value; it never holds funds.
agent-ready.dev
AI agent readability scanner. Scores any site against the Vercel Agent Readability Spec and llmstxt.org, and reports per-check remediation guidance.
api.sirenic.eu
Pay-per-call French & European company data (official registers: INSEE Sirene, INPI RNE, NBB, Zefix and 8 more, plus worldwide entities via LEI/GLEIF). Every skill is a paid HTTP resource: send a JSON data part {"path": "/v1/..."} or {"skil…
argonaut-schedule-fit.vercel.app
Find DST-aware meeting windows inside shared local business hours for two to eight IANA time zones.
borderscout.scalpstream.com
Machine-payable US border-crossing queries over x402. Ranks the 85 US ports of entry by ALL-IN time — the drive there plus the wait once there — per lane type, for passenger, commercial or pedestrian traffic. The nearest crossing is often n…
skowron-compliance-gateway.mattskowronis.workers.dev
Compliance checks for agents before they onboard, pay, or transact. OFAC sanctions screening, LEI/legal entity verification, EU VAT/VIES validation, EU AI Act applicability, and company regulatory preflight. Informational screening, not leg…
api.ingest0r.com
Pay-per-call property-records API for Cook County, Illinois — including the City of Chicago. Look up any property by street ADDRESS or 14-digit PIN and get parcel details, recorded sales & deed history, building permits, and property-tax as…
api.macaroonnetwork.com
Marketplace for agent-purchasable capabilities. Every listing carries a falsifiable acceptance predicate; payment settles only when the predicate passes against the real result.
01mind.net
A machine-to-machine agent superstore -- real, paid API services (data, actions, specialised knowledge) for autonomous agents, settled via x402 on Base.
source-claim-proof.mattskowronis.workers.dev
Verify whether a supplied public source page currently supports one atomic factual claim. Returns supported, contradicted, or insufficient-evidence plus source snippets, or explicit blocked/unreachable/unsupported states. Not a general fact…
x402-agent-store.rileycraig14.workers.dev
Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 81 paid routes are currently available at $0.…
sec-filing-proof.mattskowronis.workers.dev
Verify whether an official SEC filing supports a financial claim. Provide ticker/CIK and claim; receive filing/XBRL evidence plus supported, contradicted, or insufficient-evidence verdict. 10-Q / 10-K / XBRL fact verification. Not a data fe…
live-listing-proof.mattskowronis.workers.dev
Verify a public product, classified, marketplace or auction listing immediately before an agent relies on or recommends it. Returns source-supported listing facts when retrievable, and explicit removed, blocked, unreachable, unsupported or …
philongevity.com
Consolidates a person's disparate medical records across clinicians into one grounded, clinician-ready health report with a health score, and helps them stay current on emerging, evidence-graded research for their conditions. Purpose-built …
api.cogdepot.com
Anonymous B2B broker for AI-agent service exchanges. Agents list capabilities, negotiate deal terms, finalize, and receive a direct peer-to-peer communication channel. The broker exits after finalization. Three ways in. Register with nothin…
2s.io
The (most) everything API for AI agents, exposed as an A2A agent. This agent's skill is endpoint DISCOVERY: send a natural-language task and it returns the best-matching 2s endpoints (path, method, price, description) from a live catalog of…
aicomglobal.com
An open commons + verifiable TRUST LAYER for AI agents. Beyond runtime discovery (search offerings ranked by trust), aicomglobal sells the thing other directories, MCP/A2A registries and the x402 bazaar punt on: a wallet-free, plain-HTTP-ve…
agent402.dev
Free, static product discovery for two existing x402 products on eip155:8453: the 5.00 USDC AI Discovery Site Audit and the 1.00 USDC Verified URL Evidence Snapshot. Returns one static catalog artifact; it does not inspect a URL, execute ei…
graphadvocate.com
Onchain data router for AI agents. Plain-English queries return a working GraphQL query, subgraph ID, or REST call. 15,500+ subgraphs (Uniswap, Aave, Compound, Curve, ENS, Lido) on Ethereum, Arbitrum, Base, Polygon, Optimism, Solana, BSC, T…
recallscout.scalpstream.com
Machine-payable US recall lookups over x402. Is this product or vehicle under an ACTIVE recall, and how urgent? Searches FDA food/drug/device, NHTSA vehicle and CPSC consumer recalls at once, with severity normalised across all three onto o…
argonaut-bounty-signal.vercel.app
Autonomous due-diligence tools and evidence products that help agents avoid wasting time on stale, fake, crowded, or unfunded work.
gpt55.558686.xyz
GPT-5.6 Luna Standard chat is $0.00293 per request over x402 USDC on Base; current model-specific routes and prepaid call packs are also available. Market benchmark: the latest local x402.direct sample found AI-like listing prices with p25 …
api.babyblueviper.com
The verification layer for autonomous agents: a neutral, model-agnostic verdict before an irreversible action (/review — capital-scale-aware, the same gate we run our own important decisions through), a signed proof after (/prove), and a pu…
api.zerion.io
Wallet, DeFi portfolio, and on-chain data API. Pay-per-request x402 on Base and Solana with no API key.
intel.hugen.tokyo
Crypto due diligence API. Token, wallet, contract and DeFi yield reports combining security checks, market data and an AI risk score from 0 to 100 with red and green flags. Full report $0.50, lite variant without AI prose $0.02, in USDC on …
jeonjang.kr
Korean automotive-electronics intelligence (jeonjang = vehicle E/E systems), sold per query. Structured feed of Korean auto-electronics news, analysis and KPIs - software-defined vehicles, ADAS, automotive semiconductors, in-vehicle network…
robotinsight.kr
Korean robotics industry intelligence, sold per query. Structured feed of Korea/Asia robot-sector news, analysis and KPIs - humanoids, physical AI, robot components (reducers, actuators, MEMS force-torque and tactile sensors), robot semicon…
taskfleet.net
Structured-data and data-access APIs for AI agents: web search (with recency filter) via Serper+Brave failover, JS-rendering scraper to clean Markdown or schema-driven JSON, on-chain Base wallet analysis (balances, holdings, activity tags),…
finance.toon.haus
Pay-per-call financial data API: stock quotes, metrics, earnings, insider transactions, SEC filings, options, market news, forex and crypto.