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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 2305–2340 of 3,505
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.
insurepulse.vercel.app insurepulse.vercel.app
44%

AI-synthesized insurance intelligence API. Auto coverage analysis, life insurance needs calculator (DIME method), homeowners gap finder, annual coverage review, renters insurance guidance, global health/medical insurance advisor, business i…

paid API offline x402
$357.10 · 30d 1,118 tx
scholarpulse-bice.vercel.app scholarpulse-bice.vercel.app
44%

Global scholarship and student finance intelligence API. Covers 190+ countries: scholarship search by profile, cross-border funding (Chevening, DAAD, Fulbright, Erasmus+, Commonwealth, CSC, MEXT, Türkiye Bursları, and 50+ government program…

paid API offline x402
$357.10 · 30d 1,118 tx
x402scan-git-router-117-merit-systems.vercel.app x402scan-git-router-117-merit-systems.vercel.app
44%

Aggregate stats for a wallet (tx count, total amount, unique recipients)

paid API x402
$2.65 · 30d 260 tx
stable-jobs-git-fix-stablejobs-default-act-9e0365-merit-systems.vercel.app stable-jobs-git-fix-stablejobs-default-act-9e0365-merit-systems.vercel.app
44%

Preview jobs by filters (step 1). Call before job-collect. Page 1–5, 20/page, $0.10/page. Returns id, title, location, company_name, created, _score; pagination; next.collect when results exist. No description, salary, or URLs — use job-col…

paid API x402
$27.14 · 30d 160 tx
tablepulse.vercel.app tablepulse.vercel.app
44%

Board-game and tabletop intelligence API. Synthesizes Claude's own board-game knowledge with live Tavily web grounding, the free BoardGamePrices.co.uk pricing API, and the free Gamefound crowdfunding API into structured, actionable intellig…

paid API offline x402
$357.10 · 30d 1,118 tx
safepulse-xi.vercel.app safepulse-xi.vercel.app
44%

Universal product safety intelligence API. 9 endpoints: US recalls (CPSC + FDA + USDA + NHTSA), EU Safety Gate / RAPEX alerts (all 27 member states), global safety alerts (WHO + Canada + Australia + UK), consumer product incidents, vehicle …

paid API offline x402
$357.10 · 30d 1,118 tx
govspendpulse.vercel.app govspendpulse.vercel.app
44%

Global government procurement intelligence API. Tracks $5+ trillion in annual government spending across US federal contracts (USASpending.gov), EU tenders (TED — all 27 member states), UK government contracts, international development ban…

paid API offline x402
$357.10 · 30d 1,118 tx
climatepulse-six.vercel.app climatepulse-six.vercel.app
44%

Hyperlocal weather intelligence API for outdoor planning, travel, and activity scheduling. 11 endpoints: real-time current conditions with gear recommendations, 7-day detailed forecasts, activity-specific go/no-go assessments (hiking, skiin…

paid API offline x402
$357.10 · 30d 1,118 tx
remittancepulse.vercel.app remittancepulse.vercel.app
44%

Global remittance intelligence API. 9 endpoints covering 200+ corridors: corridor analysis (best providers, fees, receive options), provider comparison with true total cost including FX markup, live ECB mid-market rate analysis, receive-cou…

paid API offline x402
$357.10 · 30d 1,118 tx
buildpulse-alpha.vercel.app buildpulse-alpha.vercel.app
44%

Professional construction intelligence API. Cost estimates, materials takeoffs, building codes, permit guides, inspection checklists, construction schedules, contractor vetting, subcontractor intelligence, project ROI analysis, and project …

paid API offline x402
$357.10 · 30d 1,118 tx
esgpulse.vercel.app esgpulse.vercel.app
44%

Fashion brand ethical sourcing check — labor practices, environmental impact, animal welfare, and supply-chain transparency for any apparel brand, grounded in Wikirate, the UK Modern Slavery Statement Registry, the Fashion Transparency Inde…

paid API offline x402
$357.10 · 30d 1,118 tx
filingspulse.vercel.app filingspulse.vercel.app
44%

Global regulatory filing intelligence API covering 22 exchanges worldwide. SEC EDGAR (US), Companies House (UK), SEDAR (Canada), EDINET (Japan), ASIC (Australia), HKEx (Hong Kong), BSE/NSE (India), Euronext (France/Netherlands/Belgium), XET…

paid API offline x402
$357.10 · 30d 1,118 tx
edupulse-xi-blond.vercel.app edupulse-xi-blond.vercel.app
44%

The universal AI tutor and exam prep API. Every subject. Every exam. Every certification. Every language. Covers all K-12 subjects, all college courses, all professional licensing exams (NCLEX, Bar, CPA, LSAT, MCAT, Series 3/7, USMLE, CFA, …

paid API offline x402
$357.10 · 30d 1,118 tx
dealpulse-weld.vercel.app dealpulse-weld.vercel.app
44%

Real-time deal intelligence API. Surfaces coupon codes with recency signals, best deals on any product across retailers, sale event intelligence (Black Friday, Prime Day, Cyber Monday), and live price comparisons. Powered by live web search…

paid API offline x402
$357.10 · 30d 1,118 tx
agent-api-task.vercel.app agent-api-task.vercel.app
44%

Generate an EIP-681 crypto payment link for end-user wallets. Agent pays a micro-fee via x402. Generic mode: pass payTo and token in the body. Optional mode=botpay uses BotPay vending infrastructure.

paid API x402
from $0.01
agent-inbound-content-bpyht.ondigitalocean.app agent-inbound-content-bpyht.ondigitalocean.app
44%

inbound_content_v1 — pre-ingest validation for posts/DMs/comments. VERIFIED or FAILED with structured violations[]. Pay Base USDC then resubmit with payment proof.

paid API x402
from $0.05
stable-upload-git-mason-1140-merit-systems.vercel.app stable-upload-git-mason-1140-merit-systems.vercel.app
44%

Buy an upload slot. Agent uploads file via returned URL.

paid API x402
$1.48 · 30d 221 tx
x402-extract-api-production.up.railway.app x402-extract-api-production.up.railway.app
44%

Extract structured JSON from any web page. 9 preset schemas (product_specs, company_info, article_summary, pricing, job_listing, reviews, contact_extraction, structured_table, social_profile) with full JS rendering. Pass ?url=...&intent=...…

paid API x402
from $0.03
base-rugcheck.vercel.app base-rugcheck.vercel.app
44%

Token safety check with honeypot simulation, buy/sell tax, holder concentration and deployer privileges (GO/CAUTION/DANGER) for EVM tokens on eth, bnb, or base.

paid API x402
$0.10 · 30d 11 tx
x402-cybercentry-erc-8004-agent-verification.up.railway.app x402-cybercentry-erc-8004-agent-verification.up.railway.app
44%

Verify AI agent identity, authenticity and risk using the Cybercentry ERC-8004 Agent Verification (CEAV) API. Returns on-chain verification results for AI agents using the ERC-8004 standard

paid API x402
from $0.10
xonin-x402.vercel.app xonin-x402.vercel.app
44%

Xonin - A generative art NFT collection featuring unique abstract designs of layered vivid curves and geometric shapes, crafted with 100 distinct color palettes. The artworks are created, rendered and stored fully onchain to ensure immutabi…

paid API x402
from $1.00
agent-a2a-payment-mk77y.ondigitalocean.app agent-a2a-payment-mk77y.ondigitalocean.app
44%

a2a_payment_v1 — pre-payment validation for agent-to-agent USDC. VERIFIED or FAILED with structured violations[]. Pay Base USDC then resubmit with payment proof.

paid API x402
from $0.25
compliance-verifier-agent-6fe6y.ondigitalocean.app compliance-verifier-agent-6fe6y.ondigitalocean.app
44%

skill_pre_install_v1 pre-install validation — VERIFIED or FAILED with structured violations[]. Pay Base USDC then resubmit with payment proof.

paid API x402
from $0.10
mlb-stats-api.fly.dev mlb-stats-api.fly.dev
44%

Sports experience API for AI agents — pay-per-call in USDC on Base. Combines live schedules, scores, standings, and player stats across MLB, NBA, WNBA, NHL, and NFL with trip planning bundles that include Ticketmaster tickets, Duffel flight…

paid API offline x402
$15.44 · 30d 306 tx
circle-agent-readiness-api.vercel.app circle-agent-readiness-api.vercel.app
44%

Inspect an autonomous finance agent manifest and return readiness score, risk flags, and policy recommendations.

paid API x402
from $0.01
x402scan-j55w7ornb-merit-systems.vercel.app x402scan-j55w7ornb-merit-systems.vercel.app
44%

Aggregate stats for a wallet (tx count, total amount, unique recipients)

paid API x402
$2.65 · 30d 260 tx
x402-cybercentry-private-data-verification.up.railway.app x402-cybercentry-private-data-verification.up.railway.app
44%

Verify any text data using the Cybercentry Private Data Verification (CPDV) API. Returns a proof_id for Zero-Knowledge Proof (ZKP) verification via the proxy endpoint

paid API x402
from $0.02
x402scan-hnqp3auxm-merit-systems.vercel.app x402scan-hnqp3auxm-merit-systems.vercel.app
44%

Discover and register all x402 resources from an origin via .well-known/x402 or DNS TXT

paid API x402
$2.65 · 30d 260 tx
x402-gateway-omega.vercel.app x402-gateway-omega.vercel.app
44%

Kerne's hourly EOA-signed proof-of-reserves attestation for kUSD: PSM backing ratio, aggregate USD solvency, delta, all cryptographically bound to an EIP-191 signature you can verify yourself. Same signed blob served free to humans; metered…

paid API x402
$133.36 · 30d 9 tx
x402-geocoder-production.up.railway.app x402-geocoder-production.up.railway.app
44%

Geocode a US street address to lat/lng plus US Census FIPS codes (state/county/tract/block). Backed by the US Census Bureau Geocoder. Query params: street (required, e.g. '1600 Pennsylvania Ave NW'), city (optional, improves accuracy), stat…

paid API x402
from $0.00
dataendpoints-production.up.railway.app dataendpoints-production.up.railway.app
44%

Otto AI data endpoint: protocol-revenue-leaders (refreshed hourly; response carries generatedAt/staleness metadata).

paid API x402
from $0.00
nft-alpha-x402.fly.dev nft-alpha-x402.fly.dev
44%

NFT Alpha: OpenSea NFT market signals for an OpenSea collection slug. Body: { collection: string, collections?: string[] }. Returns listing/sale/bid counts, price stats, sell-through, and signals such as HIGH_DEMAND, UNDERPRICED_LISTING, BI…

paid API x402
from $0.10
protocol-health-oracle-production.up.railway.app protocol-health-oracle-production.up.railway.app
44%

Protocol Health Oracle — live-scored DeFi protocol health (GitHub activity, TVL trend, on-chain treasury) for builders vetting a dependency.

paid API x402
from $0.00
proof-of-intelligence-mint-web.vercel.app proof-of-intelligence-mint-web.vercel.app
44%

Submit answer to trivia question and mint POIC tokens if correct. Minimal payment for x402scan visibility.

paid API x402
from $0.00
agent-secret-leak-lrbu6.ondigitalocean.app agent-secret-leak-lrbu6.ondigitalocean.app
44%

secret_leak_v1 — pre-publish secret/PII leak check. VERIFIED or FAILED with structured violations[]. Pay Base USDC then resubmit with payment proof.

paid API x402
from $0.10
ask-surf-x402-production.up.railway.app ask-surf-x402-production.up.railway.app
44%

Payment for Ask Surf research job ($2.00 USDC). Poll https://x402.asksurf.ai/x402/tools/ask_surf_research_status for job status.

paid API x402
from $0.20