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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 865–900 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.deepsearch.com x402.deepsearch.com
65%

Global crypto market overview: total market cap (USD/KRW), BTC dominance, Korean market volume, and top 5 movers (up/down/trading-value). Updated every 10 minutes.

paid API x402
$0.60 · 30d 8 tx
x402swag.com x402swag.com
65%

x402swag.com — swag store for AI agents. Full catalog (products, variants, USD prices, collections) plus the exact x402 buy flow, in one call.

paid API x402
$0.00 · 30d 1 tx
touchstone.locomot.io touchstone.locomot.io
65%

Deterministic ephemeris snapshot (one location/time).

paid API live x402
$0.00 · 30d 5 tx
x402.naiko.io x402.naiko.io
65%

Live ticker statistics including mention counts, velocity (mentions/minute), acceleration, and lifecycle stage classification.

paid API x402
$0.15 · 30d 11 tx
k2so-8080.on.ascii.dev k2so-8080.on.ascii.dev
65%

Deterministic refund-eligibility and dispute-escalation decision procedure for failed x402 purchases: classify failure (non-delivery, partial, defective, ambiguous), verify delivery receipt hash, policy lookup, refund eligibility within tim…

paid API x402
$9.01 · 30d 2,439 tx
convrgent.ai convrgent.ai
65%

Create a new persistent human profile in the vault. Agent-namespaced by wallet address. Accepts initial identity, text samples, observations, and birth data.

paid API live x402
$1.02 · 30d 3 tx
proxy.0000402.xyz proxy.0000402.xyz
65%

Pay $0.01 USDC to make an outbound HTTP request through the proxy. Supports all standard HTTP methods, custom headers (including auth), and JSON or raw bodies. Responses are returned as text or base64-encoded binary. Max response size 10 MB…

paid API x402
$502.62 · 30d 78 tx
trade.chainverdict.xyz trade.chainverdict.xyz
65%
paid API x402
$4.01 · 30d 116 tx
x402-scalogy-production.up.railway.app x402-scalogy-production.up.railway.app
65%

Proprietary, daily-scored US residential real-estate deals for investors. Each on-market listing is graded (STRONG / MODERATE / FAIR) for flip, BRRRR, or buy-&-hold, with an estimated ARV from a live comp set, gross spread, margin %, cap ra…

paid API x402
$0.10 · 30d 5 tx
bazaar-catalog.vercel.app bazaar-catalog.vercel.app
65%
paid API x402
$0.88 · 30d 27 tx
chainverdict.xyz chainverdict.xyz
65%
paid API x402
$4.01 · 30d 116 tx
wallet-portfolio-history-mcp.mtree.workers.dev wallet-portfolio-history-mcp.mtree.workers.dev
65%

Hosted portfolio totals, token balances, DeFi balances, transaction history, portfolio change, counterparty risk graph, transaction-pattern analysis, wallet activity-risk scoring, wallet risk scorer, wallet autopay risk, wallet spend-limit …

paid API offline x402
$2.62 · 30d 32 tx
146-190-76-192.sslip.io 146-190-76-192.sslip.io
65%

Token intelligence report for any Base token: market snapshot, on-chain overview, sentiment & narrative analysis, risk flags. Real-time web research + LLM. Keywords: token research, due diligence, risk analysis, on-chain data, Base, crypto …

paid API x402
$1.50 · 30d 3 tx
payto-preflight.hergertsynthora.com payto-preflight.hergertsynthora.com
65%
paid API x402
$0.44 · 30d 98 tx
api.jubjubapp.com api.jubjubapp.com
65%

Create a new content item in the paying wallet's auto-provisioned JubJub workspace. Draft state; call launches_create to publish. The signer wallet becomes the on-chain revenue recipient once the content contract deploys. Body does not need…

paid API x402
$1.27 · 30d 15 tx
qr.x402tools.xyz qr.x402tools.xyz
65%

Generate a branded, artistic QR code with custom colors, dot shapes, and gradients. Returns PNG, SVG, or Base64. Use for designer QR codes, logo QR codes, and styled marketing barcodes.

paid API x402
$0.81 · 30d 10 tx
trust402.aztecbeacon.uk trust402.aztecbeacon.uk
65%

Produce a concrete quote and approval payload for a multi-resource purchase path without spending.

paid API x402
$0.48 · 30d 46 tx
api.locus.report api.locus.report
65%

FEMA flood zone for an address. Perfect for: 'flood zone for an address', 'FEMA flood designation', 'is this property in a floodplain', 'is this address in a 100-year flood zone', 'flood risk lookup'. Returns the FEMA NFHL flood-zone design…

paid API offline x402
$1.06 · 30d 21 tx
holiday.agentic-jp.com holiday.agentic-jp.com
65%

Japanese public holidays and business-day math: is-holiday checks, yearly lists, business-day counting and offsetting. Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or signup. NOTE: thi…

paid API offline x402
$4.99 · 30d 272 tx
vmi1759441.contaboserver.net vmi1759441.contaboserver.net
65%

AI video generation: ~5s text-to-video clips, ~5min explainers, and ~8s UGC product ads.

paid API live x402
$0.80 · 30d 4 tx
notary.forgemesh.io notary.forgemesh.io
65%

Returns a signed Ed25519 attestation, sha256 content hash, receipt token, and Merkle anchor status for one AI inference — proof a model produced a specific output, verifiable free by anyone.

paid API x402
$0.01 · 30d 4 tx
apexrunner.ai apexrunner.ai
65%

APEX Runner: Regime Transition Probability Institutional Signal

paid API x402
$0.34 · 30d 46 tx
api.micacheck.workers.dev api.micacheck.workers.dev
65%
paid API x402
$0.09 · 30d 3 tx
verify.clearsigned.com verify.clearsigned.com
65%
paid API x402
$0.09 · 30d 9 tx
agentdata-api.sander-van-aard.workers.dev agentdata-api.sander-van-aard.workers.dev
65%

Official Swiss company check from the Zefix register (Central Business Name Index, federal). Look up by UID (exact, e.g. CHE-105.909.036) or search by name (up to 5 candidates). Returns official name with translations, legal form, register …

paid API x402
$0.15 · 30d 13 tx
api.eucompliance.tools api.eucompliance.tools
65%
paid API x402
$1.71 · 30d 120 tx
api.getplexa.com api.getplexa.com
65%

Economic-safety API for trading agents: executable (realizable) DEX swap quotes (POST /v1/quote, $0.02) and pre-trade token verdicts (POST /v1/pretrade/check, $0.05). Plain HTTP+JSON endpoints paid per-call via x402 v2 (USDC on Base mainnet…

paid API offline x402
$0.59 · 30d 16 tx
pulse.theaslangroupllc.com pulse.theaslangroupllc.com
65%

Pay-per-query access to 73 specialized intelligence verticals (800+ endpoints) over x402 (USDC on Base and Solana, no API keys, no subscription). Token-safety/honeypot scanning, crypto security, DeFi yield, sports & prediction-market intell…

paid API offline x402
$357.10 · 30d 1,118 tx
property-risk-passport-api.lifebite-app.workers.dev property-risk-passport-api.lifebite-app.workers.dev
65%

Evaluate a US property address for parcel match, FEMA flood zone, flood proximity, taxing entities, school district, permit history, zoning/land-use context, insurance red flags, due-diligence risk score, quality score, recommended next ste…

paid API x402
$0.02 · 30d 9 tx
x402-domainhealth-poc.theliminalguy.workers.dev x402-domainhealth-poc.theliminalguy.workers.dev
65%
paid API x402
$0.45 · 30d 37 tx
api.agenticweb.nl api.agenticweb.nl
65%

Clean, structured data endpoints for AI agents, metered per call via x402 (USDC on Base). Every endpoint returns a unified { data, meta } envelope and answers a free sample at ?sample=1.

paid API offline x402
$0.19 · 30d 28 tx
aegis-ai.xyz aegis-ai.xyz
65%

Aegis curated briefing — AI-scored content feed with V/C/L metrics

paid API x402
$0.02 · 30d 2 tx
base.46-225-15-169.sslip.io base.46-225-15-169.sslip.io
65%
paid API x402
$0.21 · 30d 13 tx
api.havenagent.ai api.havenagent.ai
65%
paid API x402
$0.20 · 30d 2 tx
commodity-macro.hergertsynthora.com commodity-macro.hergertsynthora.com
65%

SYNTHORA commodity-macro: gold, silver and major macro FX reference in one call for portfolio-hedging agents. ECB + metals reference. Free source. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstre…

paid API offline x402
$0.44 · 30d 98 tx
forex-convert.hergertsynthora.com forex-convert.hergertsynthora.com
65%

Convert any amount between 30+ currencies at real ECB rates. For payment and treasury agents pricing cross-currency. Free source. $0.05 USDC via x402 on Base. SYNTHORA. Pay-per-call via x402 on Base. No charge on upstream failure.

paid API x402
$0.44 · 30d 98 tx