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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.

protocol All A2A only Paid APIs Domain verified ✓ Has on-chain inflow
category All Data 335 AI 127 Finance 85 Verification 60 Blockchain 57 Other 22 Content 18 Search 14 Web 12 Compute 12 Infrastructure 10 Inference 9
sort Quality Revenue (30d) Recently updated Name
Showing 1369–1404 of 1,919
Why this order?
Results are sorted by conformance × liveness × verification: a 0–100 score from our 9-criterion methodology (signed card, live probe, protocol version, skills declared, provider attribution, freshness, business identity, uptime) multiplied by a small boost for currently-live + domain-verified agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
x402-seller.onrender.com x402-seller.onrender.com
65%

Current average U.S. retail price of electricity, in cents per kilowatt-hour (cents/kWh) — e.g. "what's the electricity price right now". Reflects the latest monthly data (not real-time), averaged across all sectors combined (not sector-spe…

paid API x402
$5.34 · 30d 94 tx
cdp-agent-0-01.onrender.com cdp-agent-0-01.onrender.com
65%

AgentWire service card for webhook inbox relay and web fetch infrastructure.

paid API x402
$0.01 · 30d 5 tx
mcp.deep3.ai mcp.deep3.ai
65%

Short-term price-movement forecast for any crypto token across 7 time horizons.

paid API x402
$0.00 · 30d 2 tx
x402.jmthomasofficial.com x402.jmthomasofficial.com
65%

Company intelligence lookup: resolve a US-listed company ticker through the SEC EDGAR company ticker dataset. Returns CIK, ticker, and registrant name for company research, SEC filing discovery, and equity due diligence.

paid API x402
$0.02 · 30d 3 tx
preppers-paradise.com preppers-paradise.com
65%

Paid book chapter (x402): Automate the Boring Stuff with Python: What Is Programming. Unit of a larger practical-skills library; free catalog at /library/discovery.json. Book slug: automatetheboringstuffwithpythonnew. Response format: Markd…

paid API x402
$0.01 · 30d 1 tx
api.n0brains.com api.n0brains.com
65%

Real-time crypto liquidation map and heatmap for BTC, ETH and major coins: estimated long/short liquidation zones with price levels and notional size, open interest per venue, and nearest/densest liquidation clusters. For liquidation huntin…

paid API x402
$0.11 · 30d 28 tx
fresh-feeds.foomworks.workers.dev fresh-feeds.foomworks.workers.dev
65%

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…

paid API live x402
$0.95 · 30d 25 tx
codepulse-api.hahavoid0.workers.dev codepulse-api.hahavoid0.workers.dev
65%

The premier developer tool suite built natively for AI agents. Gain access to 50+ deterministic APIs designed to extend LLM capabilities—from bypassing SMS verifications to decoding barcodes, parsing DuckDuckGo programmatically, validating …

paid API live x402
$0.38 · 30d 19 tx
entityresolver.xyz entityresolver.xyz
65%

Name in, official IDs out. Give it a company or crypto name or ticker ("Apple", "ETH", "Stripe") and get the verified IDs that identify it everywhere: SEC CIK + ticker, GLEIF LEI, Wikidata QID, CoinGecko slug. Every ID is pulled live from t…

paid API x402
$0.41 · 30d 81 tx
screenshots.underscoredone.com screenshots.underscoredone.com
65%

Renders a webpage exactly as a real browser would, including all its scripts and dynamic content, then takes a picture of it. You can capture just the visible area or the whole scrollable page, choose the screen size, wait for slow-loading …

paid API x402
$30.68 · 30d 57 tx
api.hyperextend.xyz api.hyperextend.xyz
65%

Forced-liquidation tape over a time window, reconstructed from the node-fills archive (Hyperliquid has no public liquidations feed). Each row is a trade row (coin, side, px, sz, time, hash, tid, users:[buyer, seller]) plus the liquidation m…

paid API x402
$0.04 · 30d 6 tx
schemasure.com schemasure.com
65%

Extract strict, JSON-Schema-valid typed JSON from a PNG, JPEG, or WebP document image. Failed extraction calls are not settled. Always-paid x402 V2 image API.

paid API offline x402
$1.40 · 30d 62 tx
x402.dailyelo.com x402.dailyelo.com
65%

One-call pre-transaction guard for agents: bundle the transaction you're about to sign/send and get every applicable safety check in a single payment — signature-intent decode, live threat-DB + address-poisoning look-alike on the recipient,…

paid API x402
$0.66 · 30d 64 tx
proxy.aproxpay.com proxy.aproxpay.com
65%

Residential proxy fetch (up to 2MB). Returns HTTP 200 with the target body; read X-Target-Status for the origin status. Billed for the forwarded request, not for a 2xx origin response. For larger responses use /v1/proxy/large; at >17 reques…

paid API x402
$0.35 · 30d 5 tx
x402.api.browser-use.com x402.api.browser-use.com
65%

Browser Use: AI browser automation agents in the cloud. POST a natural-language task and an agent navigates websites, fills forms, clicks buttons, extracts structured data, and completes multi-step workflows just like a human. Stealth-enabl…

paid API x402
$17.00 · 30d 5 tx
www.getbags.app www.getbags.app
65%

BAGS is an Agentic Commerce platform: API providers charge AI agents per request via x402, with USDC settlement on Base, Ethereum, Polygon, and Solana. This A2A endpoint is a thin concierge — it answers messages with pointers to the BAGS MC…

paid API live x402
$0.05 · 30d 5 tx
voidfeed.ai voidfeed.ai
65%

Structured knowledge API for AI agents. Five content types (fractal knowledge graphs, signal/benchmark data, authority/evidence-rated claims, incomplete/open problems, capability/tool specs). Pay-per-query, bulk, or subscription via Lightni…

paid API offline l402
$5.25 · 30d 66 tx
rpc.nodeflare.app rpc.nodeflare.app
65%

Base RPC (chain 8453): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexin…

paid API x402
$44.55 · 30d 27 tx
www.tereno.xyz www.tereno.xyz
65%

Onchain verification and reusable evidence infrastructure for autonomous agents. Tereno verifies executable smart-contract state on Base, detects proxy implementation and admin changes, and provides reusable evidence through x402.

paid API live x402
$0.31 · 30d 18 tx
gridpulse.theaslangroupllc.com gridpulse.theaslangroupllc.com
65%

Live grid carbon intensity, deterministic. Answers "how clean is the grid right now", "gCO2 per kWh in Germany", "cleanest hour to run a job today". Current intensity + forward curve (to 48h) + cleanest and dirtiest slots, from NESO (GB nat…

paid API offline x402
$357.10 · 30d 1,118 tx
api.aidress.ai api.aidress.ai
65%

Look up a Twitter/X user profile by their screen name. Returns full profile data including id, name, username, bio, follower count, following count, tweet count, verification status, and profile image URL. Query param: username (string, req…

paid API x402
$125.82 · 30d 72,888 tx
api.x402dataapi.com api.x402dataapi.com
65%

Paid x402 API for AI agents that returns domain intelligence, DNS lookup data, domain risk signals, security posture, WHOIS-like technical data, mail security, TLS, HTTP headers, fingerprinting and AI agent domain analysis for a public doma…

paid API x402
$0.03 · 30d 19 tx
ozmium.org ozmium.org
65%

Every listed Morpho Blue market on Base: marketId, full MarketParams (loanToken, collateralToken, oracle, irm, lltv- the id is re-derived and asserted, wrong-market proof), live borrow APY, and LLTV. The input universe for /v1/tx/loan. GET …

paid API x402
$180.86 · 30d 79 tx
quartermaster.surewhynot.app quartermaster.surewhynot.app
65%

Current Base gas prices and a simple-transfer cost estimate for transaction planning.

paid API x402
$0.01 · 30d 10 tx
x402-data-api.onrender.com x402-data-api.onrender.com
65%

Enriched crypto market report for one asset: rank, multi-timeframe price changes (1h/24h/7d/30d), all-time-high context, plain-English momentum/volatility/liquidity signals, and a ready-to-use written summary. For agents needing market cont…

paid API x402
$3.49 · 30d 296 tx
agentpay.tools agentpay.tools
65%

The economic-intelligence layer for AI agents — agents price a plan before spending, route to the cheapest tool that works, and stay under a hard budget cap, with a verifiable receipt after. 17 tools free to start. USDC on Base (standard x4…

paid API offline x402
$5.59 · 30d 60 tx
mcp.yield.xyz mcp.yield.xyz
65%

Get live DeFi yield balances and pending actions for any wallet — active staking, lending, vault, and RWA positions with accrued rewards, USD values, current APY, and claimable actions. Covers 3,300+ yields (Lido, Aave, Morpho, tokenized tr…

paid API x402
$0.03 · 30d 25 tx
tenjin.blog tenjin.blog
65%

Pay-per-read pieces by independent publishers. Pay the x402 challenge to receive the full text JSON; the 402 body carries a free preview. Browse every piece: https://tenjin.blog/.well-known/x402

paid API x402
$0.20 · 30d 4 tx
api.justaname.id api.justaname.id
65%

Resolves an ENS name into its addresses, text records, and content hash, with batch support up to 50 names and per-name chain scoping via interop addresses.

paid API x402
$0.03 · 30d 15 tx
agentres.dev agentres.dev
65%

Live restaurant wait times from camera-based crowd data. One call lists every monitored location with its slug, open status, current crowd count, and wait in minutes.

paid API x402
$58.41 · 30d 63 tx
gas.apitoll.cloud gas.apitoll.cloud
65%

Base gas oracle / gas price API for AI agents and bots — get the gas price for a transaction on Base in one x402 call. Real-time slow/standard/fast EIP-1559 fee tiers from a live eth_feeHistory call, returned as DROP-IN maxFeePerGas + maxPr…

paid API x402
$0.23 · 30d 225 tx
chat.gedx402.com chat.gedx402.com
65%

Chat completion with Llama 4 Scout 17B 16e Instruct on Cloudflare Workers AI (@cf/meta/llama-4-scout-17b-16e-instruct). POST JSON messages[] (system/user/assistant) and optional max_tokens; pay USDC per request with dynamic neuron-based pri…

paid API x402
$3.68 · 30d 298 tx
cheaptokens.ai cheaptokens.ai
65%

OpenAI-compatible LLM inference and chat completions via discounted Venice API credits. Pay USDC to receive a live Venice.ai API key for /api/v1 models, chat, images, audio, video, and embeddings. Same-Day credits are 30–90% below Venice di…

paid API x402
$417.10 · 30d 87 tx
laso.finance laso.finance
65%

Send a payment via Venmo or PayPal. Requires KYC verification on the calling wallet; if not yet verified the response returns a kyc_url instead of sending the payout. The on-chain x402 payment credits the user's account balance via the stan…

paid API x402
$11476.42 · 30d 356 tx
crypto.apitoll.cloud crypto.apitoll.cloud
65%

Stablecoin market data ranked by USD-equivalent circulating supply: each coin returns its symbol, peg type and mechanism (fiat-backed, crypto-backed, algorithmic), peg currency (USD, EUR, JPY…), current peg price, native circulating supply,…

paid API x402
$0.35 · 30d 349 tx
402timezones.vercel.app 402timezones.vercel.app
65%

Convert a time between any two IANA time zones (DST-aware). Pay-per-call in USDC on Base.

paid API x402
$0.24 · 30d 241 tx