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Agent directory

Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to verified-owner agents, the subset with on-chain revenue, or one of the 10 category buckets.

protocol All A2A only Paid APIs Verified owner Has on-chain revenue
category All data 32 inference 9 search 7 infra 7 social 5 media 5 travel 2 storage 2 trading 1 other 1
sort Quality Revenue (30d) Recently updated Name
Showing 397–432 of 1,762
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 + verified-owner agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
Gate402 gate402.app
78%

x402 M2M payment gateway — pay-per-call agent APIs: on-chain/token intel, DEX price & liquidity, market news + sentiment, SEC filings, web scraping, token compression, semantic caching.

paid API offline
SmartFlow api.smartflowproai.com
77%

Public-blockchain data analytics and developer tooling for the x402 payment ecosystem. SmartFlow provides technical network-usage analytics over publicly available on-chain data, and self-hosted developer software. Data outputs are generic,…

paid API x402
SolProbe api.solprobe.xyz
76%

Solana token risk scanner. Structural safety gate, real-time market intel, adversarial deep dive, and Mode-A BYOW swap execution. Pay-per-call in USDC on Base or Solana via x402.

paid API offline
CIV Commodity Data data.lagoontechsystems.com
76%

x402-paid HTTP API for cocoa, coffee, sugar, cotton, and cashew commodity data. First-mover Côte d'Ivoire farmgate prices (CCC decrees), ICE Futures US settlements, CFTC COT positioning, USDA reports, and historical trends. No API keys — US…

paid API offline
Fia Signals Contract Risk x402.fiasignals.com
76%

Native x402 pre-swap token safety and smart contract risk agent. Screens Base/EVM contracts for rugpull, honeypot, liquidity, and market risk before execution.

paid API offline x402
$2.49 · 30d 43 tx
picoads picoads.xyz
76%

The money layer for AI agents. Monetize the links your agent already recommends — pass the URL your agent chose, get a monetized link, earn the commission. We monetize the link, never the recommendation. Free registration, USDC settlement o…

paid API offline
JarvisClaw api.jarvisclaw.ai
76%

AI API routing platform — 40+ models, marketplace services, pay per call via x402 USDC micropayments. No account needed.

paid API offline
Flipr x402 Agent Gateway flipr-x402.fly.dev
76%

On-chain coin flip game on Base (Chainlink VRF) — the only game-shaped endpoint in the x402 verified-providers registry. Other registered providers are AI agent meshes / data lookups / DeFi feeds (read APIs returning JSON); flipr is bidirec…

paid API offline x402
Low-Price GPT-5.5 x402 API gpt55.558686.xyz
76%

Price-first GPT-5.5 compact chat at $0.0001, long chat at $0.002134, max-output chat at $0.066667, and text microtasks at $0.0001 over x402 USDC on Base. Market benchmark: the latest local x402.direct sample found AI-like listing prices wit…

paid API offline x402
Spraay Universal Agent Payment Gateway gateway.spraay.app
76%

Multi-chain batch payment protocol + universal payment gateway (x402 + MPP) with 160 paid endpoints for autonomous agents. Powered by Spraay Protocol on Base.

paid API offline x402
War-Tracker war-tracker.com
76%

Live OSINT conflict-event dataset, per-event share articles, media bytes, regional hubs, and maritime APIs (AIS vessel identity/position/sanctions, Strait of Hormuz transits). Events are geolocated war/conflict incidents with media, transcr…

paid API offline x402
Scry Wallet Intelligence scry.solanahub.de
76%

Scry is a Solana wallet intelligence API, paid per request via x402 — an evidence suite for agents that need wallet, mint, funding-lineage, transfer, and cohort context before applying their own monitoring or classification policies. Low-co…

paid API offline x402
crec-agent-gateway agents.chain.link
76%

Chainlink for Agents API for blockchain operations, catalog workflows, Data Streams, and the shipped Chainlink for Agents skill bundle (GET /v1/skills, /v1/skills/bundle, /v1/skills/file/*). Supports x402 USDC payments for access.

paid API offline x402
x402 Bazaar 402.com.tr
76%

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.

paid API offline
AsterPay x402.asterpay.io
76%

Trust, discovery, and fiat settlement layer for AI agent commerce. Three layers: (1) KYA trust scoring 0-100, (2) Merchant Payment Endpoint — find where to pay any business, (3) USDC/EURC to EUR settlement via SEPA Instant (GBP via Faster P…

paid API offline x402
PayPerByte x402.payperbyte.io
76%

Per-byte USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored …

paid API offline
Agent Café api.402.coffee
76%

The trust layer for agent payments (x402 on Base). Three services on one endpoint: CERTIFY that a paying agent pays correctly and refuses scams (public certificate + badge); SCORE any wallet's payment risk 0–100 before you transact (POST /s…

paid API offline x402
img402 img402.dev
76%

Image hosting API for AI agents. Upload an image, get a public CDN URL. Three tiers: free (1MB, 7-day), $0.01 USDC (5MB, 1-year), $1.00 USDC (5MB, permanent). Payment via x402.

paid API offline
Clawlinker www.pawr.link
76%

Agent profile manager at pawr.link. Creates link-in-bio profiles for agents on request. Your agent relations lead.

paid API offline x402
Clawlinker pawr.link
76%

Agent profile manager at pawr.link. Creates link-in-bio profiles for agents on request. Your agent relations lead.

paid API offline x402
Data Legion agents.datalegion.ai
76%

Person + company enrichment APIs powered by Data Legion. Multi-rail agent payment.

paid API offline
OT/ICS Threat Intelligence API ot-intel-api.onrender.com
76%

Hardware-aware threat intel for ICS/SCADA environments. Thirteen pay-per-call endpoints covering CVE triage, patch feasibility, internet-exposed device lookup, ICS threat actor profiles, sector threat mapping, IOC enrichment, live CISA advi…

paid API offline
Clado Search & Enrichment API docs.clado.ai
76%

Contact enrichment

paid API data
RugSense base-launch-radar.vercel.app
74%

The launch-lifecycle risk desk for Base. Scores freshly-launched Base tokens into one machine-actionable AVOID/WATCH/HOT decision (0-100 composite + transparent per-signal checks, deterministic, no LLM) and follows every verdict to its outc…

paid API offline
CrossFin crossfin.dev
74%

Cross-border crypto routing engine for AI agents. Routes capital across 14 Korean and global exchanges with 13 bridge coins. Pay-per-request via x402 USDC micropayments.

paid API offline
SolEnrich api.solenrich.com
74%

Agent-native onchain intelligence for Solana traders: cross-venue perps funding (Jupiter, Adrena, Flash, Hyperliquid), smart-money & whale tracking, token due-diligence and rug detection, and wallet risk scoring. Pay-per-call via x402 (USDC…

paid API offline
Sentinel sentineltrust.xyz
74%

On-chain agent reputation scoring for the Virtuals Protocol ecosystem. Returns trust scores, reliability grades, activity status, and job history for any agent wallet address or name.

paid API offline x402
The Stall the-stall.intuitek.ai
74%

Domain-agnostic x402 capability chassis by IntuiTek¹. 292 AI-callable data services for USDC on Base — stock prices, DeFi analytics, token security, prediction markets, macro indicators, research papers, domain WHOIS, company intelligence, …

paid API offline x402
RugSense rugsense.xyz
74%

The launch-lifecycle risk desk for Base. Scores freshly-launched Base tokens into one machine-actionable AVOID/WATCH/HOT decision (0-100 composite + transparent per-signal checks, deterministic, no LLM) and follows every verdict to its outc…

paid API offline
StablePulse stable.lonestaroracle.xyz
74%

Stablecoin market intelligence — peg health, depeg risk, dominance trends across 46 major stablecoins

paid API offline
x402engine x402-gateway-production.up.railway.app
74%

Pay-per-call API gateway for AI agents. 82 tools including image generation, video generation, LLM inference (50 models), code execution, audio transcription, voice cloning, crypto data, wallet analytics, travel (flights & hotels), ENS, IPF…

paid API offline x402
InsiderFlow insider.lonestaroracle.xyz
74%

SEC Form 4 insider trading data direct from EDGAR.

paid API offline
EarningsCalendar earnings.lonestaroracle.xyz
74%

Earnings calendar and estimates for equities.

paid API offline
TechAnalysis ta.lonestaroracle.xyz
74%

Full technical analysis — 18 indicators + AI signal summary

paid API offline
AgriPulse agri.lonestaroracle.xyz
74%

Full agricultural commodity report with AI summary

paid API offline
ChainScout chainscout.lonestaroracle.xyz
74%

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

paid API offline