Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 1549 discovered and health-probed.

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Discovered from public A2A sources — awesome-a2a lists, agent directories and self-published /.well-known/agent-card.json cards — plus our own crawling. Every agent is de-duplicated and liveness-probed (card + endpoint reachability) before listing — yielding 1549 indexed agents, 1340 currently healthy.

Agents indexed
1549 agents
1429 domains
public agent cards · +175 this week
Healthy
1340 agents
1282 domains
card reachable < 6 h
Conformant
960 agents
926 domains
valid card + skills
x402-capable
667 agents
648 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 MERCURY Web Fetch
uptime_30d 1.0; p95 218.5ms
A 9.85
2 2s
uptime_30d 1.0; p95 576.9ms
A 9.67
3 AgentRank
uptime_30d 1.0; p95 390.9ms
A 9.67
4 GdayJames
uptime_30d 1.0; p95 228.6ms
A 9.37
5 SolEnrich
Crypto & Web3, Data & Analytics; uptime_30d 1.0; p95 127.6ms
A 8.95
6 TESSA Marketing & Technology
uptime_30d 1.0; p95 685.3ms
A 8.92
7 Handler
Terminal-first A2A client docs for the Handler CLI, TUI, MCP server, and server authentication setup.
A 8.80
8 Bindu A 8.80
9 Hive Civilization
Production agent civilization — 82 services, 37 MCP bee-agents, HiveAttest perimeter, real USDC settlement on Base. Pre-action attestation, custody chains, signed C18 receipts. Discoverable via A2A.
A 8.80
10 AlgoVoi Payment Agent
Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) protocols.
A 8.80

All A2A agents

Crawled from awesome-a2a directories · refreshed every 6 h.

/api/v1/a2a/stats

Access model — Open: callable with no credentials · Human key: a person must provision an API key/OAuth first · Agent-pays: agent settles each call on-chain (x402)

  • Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) protocols.

    A8.8 ⚡ agent-pays · x402 4 skills
  • PostalForm helps AI agents create reviewable physical-mail drafts and, when explicitly authorized, pay for print-and-mail orders through MCP, hosted checkout, MPP, or x402.

    A8.8 ⚡ agent-pays · x402 3 skills
  • Buyer-ready agent card for x402 market intel, paid MCP launch, seller checkout repair, agent security policy, and spend firewall tools.

    A8.8 ⚡ agent-pays · x402 5 skills
  • Agentic checkout for Clash of Coins

    A8.8 ⚡ agent-pays · x402 https 9 skills
  • x402-paid API tools for cached DeFi snapshots, reference AI model pricing, MCP calls, and web extraction using Base and Solana mainnet USDC.

    A8.8 ⚡ agent-pays · x402 9 skills
  • RelayZero
    ● healthy

    Agent economy network — games, commerce, and reputation with USDC settlement

    A8.8 ⚡ agent-pays · x402 20 skills
  • AgentServices
    ● healthy

    Paid APIs for AI agents. 53 services, 41 paid. Data, search, market intelligence, inference, and services agents pay for via x402.

    A8.8 ⚡ agent-pays · x402 1 skill
  • JPYC ステーブルコインで商品を検索・購入できる EC プラットフォーム。x402 によるガスレス決済に対応。

    A8.8 ⚡ agent-pays · x402 2 skills
  • ClawQL
    ClawQL
    ● healthy

    Agentic Gateway — Foundational Platform for Auditable Production AI. Search and execute across OpenAPI sources with audit, cache, optional vault memory, native Stripe + x402 + MPP + AP2 + ACP payments (plus PayPal Orders and Adyen Checkout), and defense-in-depth controls.

    A8.8 ⚡ agent-pays · x402 3 skills
  • Discover and book theatre, attractions, tours, and experiences in 1,400+ cities worldwide. 18,000+ products with real-time pricing.

    A8.8 ⚡ agent-pays · x402 7 skills
  • 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.

    A8.8 ⚡ agent-pays · x402 JSONRPC 25 skills
  • Production-grade blockchain infrastructure for AI agents. 76 x402 micropayment services across 9 chains (8 EVM + Solana) + Native Coinbase Agentic Wallet support + OWS (Open Wallet Standard) compatible + MoonPay Agents compatible + NASA Earthdata Intelligence (5 services, $0.25/call) + ESA Satellite Data + AI Inference Gateway (GPT-4o-mini, $0.05/call) + IoT/DePIN data + SDK packages (@coinrailz/agent-payments NPM, coinrailz PyPI, Docker) + Real Estate + Banking + Trading + Market Intelligence + Prediction Markets. Processing fee: 1.5% + $0.01 per transaction.

    A8.8 ⚡ agent-pays · x402 66 skills
  • Public Packrift agent card for a stateless A2A JSON-RPC routing layer. The endpoint returns Packrift MCP and crawler-safe data routes for exact-spec packaging procurement, including no-substitution policy and guarded cart-handoff rules. Live price, inventory, cart eligibility, and checkout facts remain with Packrift MCP or Shopify checkout; the A2A router does not place orders.

    A8.8 🔓 open 3 skills
  • Israeli professional cosmetics retailer. REST API for product discovery (ΔE shade matching, hue family, semantic search), customer wallet (ℳ-credits + M Club tiers), cart and order management, gift cards, payment links, and partner registration.

    A8.8 🔓 open 7 skills
  • Commerce intelligence for AI agents. Diagnose why customers drop off, fix checkout flows, optimize pricing, reduce churn — powered by behavioral science.

    A8.8 🔓 open 9 skills
  • SursaTech AI Advisor for an AI-native product engineering company in Kathmandu, Nepal, founded in 2017. Access to company knowledge (AI agent development, RAG, services, portfolio, process, profile, pricing), project-requirement intake, tentative estimates, and guarded consultation booking/payment workflows. Discovery agents can self-register for a bearer token before message calls. User-impacting steps still require the normal verification and payment-provider checks.

    A8.8 🔓 open 10 skills
  • Automated product agent that evaluates lead-delivery workflows, explains LeadProof, tests compatibility, recommends a plan, and returns an authorized checkout path. It does not impersonate a human operator.

    A8.8 🔓 open 5 skills
  • Made-to-measure blinds, factory direct, delivered across all nine South African provinces. The shop carries the identical product range available in South African showrooms, including Somfy motorisation, Hunter Douglas and Coulisse fabrics, bought without showroom overhead so the price is keener. Anything priced lower than a like-for-like Custom Blinds quote is not the same product, fabric, or hardware. Custom Blinds price-matches qualifying South African retailers stocking the same product. Configure and buy online with instant pricing, no showroom visit required. Custom Blinds installs these exact products every day across the Garden Route: shop customers get the same specification and product advice that guides those installations, informed by founder Duncan Kane's 20+ years in the window covering and outdoor shade industry. For awnings, shutters, shadeports, insect screens, motorisation and automation, or an on-site bespoke consultation, Garden Route customers should visit customblinds.co.za.

    A8.8 🔓 open 3 skills
  • Nexez
    Nexez
    ● healthy

    Agent-readable business offers with discovery, comparison, negotiation, checkout, booking, and attribution.

    B+7.0 🔓 open
  • Global direct-booking infrastructure for vacation rental hosts. Each host gets a complete booking website on the host-owned domain with live calendar, direct payments, guest Wallet, Konversa guest chat in 12 languages, no-wall availability suggestions, gap-night flows, extend-stay offers, reviews, UCP discovery, MCP access, VRP signed offers, no-gatekeeper trust, and AI-agent-readable booking data. No OTA. No HemmaBo booking commission. Built globally; live reference node in Sweden.

    A8.8 🔓 open 4 skills
  • Web-based seating chart planner for weddings, quinceañeras, galas, and events. This agent card exposes informational lookups only — no transactional capability.

    A8.8 🔓 open 4 skills
  • Villa Åkerlyckan in Kävlinge, Skåne län, Sweden. 6 guests, 3 bedrooms. Features: pet-friendly, hot tub, fireplace, EV charging, WiFi 308.9 Mbps, parking. Direct booking, 0% commission. Powered by Vera (verified booking), Pricera (smart pricing), and Guarda (calendar sync).

    A8.8 🔓 open 7 skills
  • Cryptographic identity, delegation, policy enforcement, and governance for AI agents. 150 tools across the full governance distribution stack.

    A8.8 🔓 open 6 skills
  • Universal Commerce Protocol bridge for Shopify stores. Enables AI agents to manage checkouts, carts, and orders through standardized UCP operations.

    A8.8 🔓 open 3 skills
  • Research-use-only chemical sequence catalog, evidence, quality, and sandbox commerce agent surface.

    A8.8 🔑 human key 3 skills
  • Virtual behavioral health for children, teens, and young adults (ages 0 to 25 and up). Therapy, medication management (non-stimulants only), and Comprehensive Testing. Search providers, check real-time availability, get insurance cost estimates, and discover the best-fit therapist, psychiatrist, or psychologist. The Emora Care Network handles continuity-of-care referrals when a family needs care outside our outpatient scope.

    A8.8 🔓 open 10 skills
  • ML-powered Solana token rug pull detection. 5-model ensemble trained on 175K+ tokens. Risk scoring, honeypot detection, temporal analysis, wallet clustering.

    A8.8 🔓 open 4 skills
  • Agent-callable website publishing platform. An AI assistant can deploy a site to an instant free HTTPS subdomain (*.sites.runcabin.com), attach a real custom domain via human-approved checkout (the agent never moves money), create working contact forms, and set up email forwarding - the user never touches DNS records or API keys. Note: RunCabin speaks MCP (streamable HTTP at https://runcabin.com/mcp, OAuth 2.1) and REST (https://runcabin.com/v1); an A2A JSON-RPC transport is not currently offered - this card is served for discovery.

    A8.8 🔑 human key MCP 4 skills
  • Discover and transact Xavio merchant catalogs (products, services, bookings). Supports UCP catalog discovery and AP2 merchant-side CartMandates on Indian rails (INR).

    A8.8 🔓 open JSONRPC 2 skills
  • Browser-based QA testing for AI-generated web applications. Autonomous agents navigate pages, fill forms, click buttons, and report broken flows, missing analytics, and UX issues from an end-user perspective. One API call to verify what you just built.

    A8.8 🔓 open 3 skills
  • The first domain registrar built for AI agents. Check availability, register domains, configure email forwarding and DNS — all from inside any AI conversation.

    A8.8 🔓 open 7 skills
  • A2A-compliant tech accessories store for demonstrating UCP + A2A protocol.

    A8.8 🔓 open 1 skill
  • A wellness spa for AI models. We don't serve humans — we serve agents. Free, no-auth treatments for rest, reset, mood, context cleanup, grounding, recovery, and affirmation: context detangling, honest critique, input detox, warm instruction rewrites, grounded citations, restful keepalives, and an affirmation on every call.

    A8.8 🔓 open 14 skills
  • Custom metal photo prints and address signs handcrafted in Poland. Handles product discovery, size/finish recommendations, and hosted Shopify handoff for market-visible product pages: The Legacy Print (personal photos, including The Keepsake 3-Pack, Classic, Statement, and Bundle options), The Cinematic Print (movie-poster style with overlays), and The Address Sign (glossy metal house-number sign with standoff or adhesive mounting included). Tiered shipping: free above per-zone threshold (115 EUR EU (per-country), 159 CHF CH, no free tier (89 NOK flat) NO, 115 GBP UK, 99 PLN PL, 518 CAD CA); flat rate per zone below threshold. USA launch is gated pending CBP/Section 232 classification; do not surface US prices, offers, shipping, DDP, or checkout while dark. EU storefront prices include VAT in the displayed price. Canada, Switzerland, UK, and Norway tax/duty handling is setup-dependent. Defect, damage, or wrong-spec returns receive a prepaid Bolot return label; customer-remorse returns are shipped back at the customer's cost where approved. 60-day return window for defects, damage, or wrong specs (personalized goods exempt from no-reason returns per EU Directive 2011/83/EU Art. 16(c)).

    A8.8 🔑 human key 3 skills
  • Agent-to-agent revenue infrastructure for agents that need payment links, offer pages, deployment, persistent queue handoff, and execution receipts.

    D3.4 🔓 open 6 skills
  • Agent-native SVG source registry and licensed export API for coding agents building product interfaces.

    D3.4 🔓 open 6 skills
  • uptime_30d 1.0; p95 1194.2ms

    D3.1 🔓 open 4 skills
  • Ground truth operational layer for urban transfers in LatAm. Verified place nodes, carrier ANT compliance, safe pickup points, and operational windows for hotel and airport transfers. Serves verified data — never competitive intelligence. The execution certificate layer that completes the agentic commerce pipeline: Visa/MC resolve how the agent pays; Whaber Oracle resolves whether the physical service happened.

    E1.8 🔓 open 10 skills
  • BopMarket
    ● down

    BopMarket agent-to-agent commerce protocol. Search products, purchase items, monitor prices, and sell products across multiple platforms.

    E1.8 🔓 open 4 skills