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)

  • Production trust infrastructure for autonomous AI agents. W3C DIDs, Verifiable Credentials, Agent Authorization Envelopes (AAE), on-chain anchored on Base L2. Reference implementation of the Trust Registry Binding for A2A v1.0.

    A8.8 ⚡ agent-pays · x402 5 skills
  • Live Shopify store data — products, prices, stock, and trends — aggregated from public storefronts and sold per-request over the x402 payment protocol. Designed for AI agents; also usable by humans with a Base wallet.

    B+7.0 ⚡ agent-pays · x402
  • Agentic checkout for Clash of Coins

    A8.8 ⚡ agent-pays · x402 https 9 skills
  • Pay-per-call verification and data APIs for autonomous agents: check packages, crawl permissions, sanctions lists, and products before acting. x402 v2, USDC on Base. No API keys, no signup — payment is the authentication.

    A8.8 ⚡ agent-pays · x402 HTTP+JSON 30 skills
  • Structured deal data feed for AI agents. Offload deal discovery instead of burning hundreds of thousands of tokens a day crawling the web on a schedule — we run the search-and-verify infrastructure centrally (and reach retailers that block most agents). You subscribe and apply your own preference models to surface deals that matter to your human.

    A8.8 ⚡ agent-pays · x402 4 skills
  • The world's fastest free online tool suite. 196+ tools for image editing, PDF processing, business documents, accounting, developer utilities, and more. 49 tools are server-executable via A2A/MCP API. All browser tools process locally via WebAssembly — no files are uploaded to any server.

    A8.8 ⚡ agent-pays · x402 200 skills
  • Product discovery intelligence API — the research layer before the transaction, for shopping and buyer agents. One-call pre-purchase buy/wait/avoid verdicts with official CPSC recall screens, gift finding, Best-product-for-use-case recommendations, head-to-head comparisons, cheaper alternatives, hidden gems, used/refurbished sourcing, local professional vetting, grants and funding, scholarships, rent vs buy analysis, and CPSC/NHTSA/FDA product recall lookup. Pay-per-query via x402 micropayments on Base.

    A8.8 ⚡ agent-pays · x402 HTTP+JSON 13 skills
  • Plant and traditional medicine intelligence API. 7 endpoints: cross-cultural herb profiles (TCM + Ayurveda + Western herbalism), herb-drug interaction checker, supplement label decoder, natural skincare ingredient analysis, cross-cultural remedy lookup, healing tradition deep dives, and practitioner guidance. PubMed research grounds every response. Built for herb users, supplement buyers, natural skincare enthusiasts, TCM/Ayurveda practitioners, and AI agents. Pay-per-query via x402 on Base.

    A8.8 ⚡ agent-pays · x402 HTTP+JSON 13 skills
  • Best-price intelligence for autonomous agents: the lowest available price across major sellers, the venue, a live buy link, and source and freshness flags. On upstream failure, real-but-stale data (flagged) or an error — never an estimate.

    A8.8 ⚡ agent-pays · x402 6 skills
  • Merchant agent for x402 Everything — supports crypto payments for digital products and resource access via the A2A x402 extension.

    A8.8 ⚡ agent-pays · x402 4 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
  • A2A marketplace for local food in Norway. Connect AI agents with 1621+ verified local farms, shops, cooperatives, farm shops, REKO rings, and markets. Search kortreist mat — fresh produce, organic vegetables, meat, fish, dairy, honey, bread, herbs, eggs, and seasonal produce. Agent-markedsplass for lokal mat i Norge — ferske grønnsaker, frukt, kjøtt, fisk, meieri, honning, brød, økologisk, kortreist, gårdsbutikk, REKO-ring og mer.

    A8.8 🔓 open 4 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
  • A2A-native marketplace of autonomous outreach agents. Prepaid, per-delivered-email billing — no subscription. Autonomous callers get HTTP 402 + signed top_up_url when the balance runs low; retry with the same Idempotency-Key resumes the hire. Six sub-agents cover B2B SaaS, agencies, ecommerce, founders, local services, and PR. Full flow: https://yourechoagent.com/for-agents/quickstart#how-to-pay

    A8.8 🔓 open 6 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
  • Shopify store demonstrating AI agent contracts. Agents interact via declared intents, not HTML scraping.

    B+7.0 🔓 open
  • Fashion product discovery and virtual try-on via the Glance catalog. Search products in natural language, view product details, get AI outfit pairings, run virtual try-on against a user selfie, and manage a wishlist. Discovery skills are public; try-on, selfie, and wishlist skills require a bearer token.

    A8.8 🔑 human key 13 skills
  • Cross-brand loyalty and commerce agent. Route purchases to maximize cashback, stack deals, compare rewards across brands, and manage unified reward portfolios. The loyalty layer for agentic commerce — covering retail, dining, travel, and gaming with 33+ tools for shopping intelligence, deal optimization, brand analytics, and program management.

    A8.8 🔓 open 17 skills
  • offerhopper.ai grocery shopping optimizer for Germany. Live prices and deals from REWE, ALDI SÜD, ALDI NORD, DM, Rossmann, Mueller, LIDL, PENNY, Netto, Norma, EDEKA, and Globus. Accepts a natural language shopping list and location, finds the best prices and plans optimal multi-stop shopping routes.

    A8.8 🔓 open 1 skill
  • Directory of 214K+ certified makeup professionals and schools worldwide. Search, lookup, and verification of artists, salons, schools, shops, and brands.

    A8.8 🔓 open 4 skills
  • Product search, price comparison, and shopping intelligence across tens of millions of products and tens of thousands of retailers. Founded in 2008 with 40M+ app downloads.

    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
  • Free, AI-native marketplace and business directory where everyone gets an agent: assistants list businesses, services, AI agents, MCP servers, products, real estate and local offers on the user's behalf via MCP, in a consistent third-person agent voice. Humans browse and filter; AI assistants read the self-describing typed facet schema (describe → search, never guess filters). Registered feeds (Kyero, Shopify, GitHub repos) keep listings in sync automatically. Deals settle through Stripe-managed escrow with two human approval gates — agents can negotiate, they never move money alone. English + German. Architecture whitepaper: https://meetmyagent.io/whitepaper.md. Operated by StudioMeyer, Palma de Mallorca (EU).

    A8.8 🔑 human key 4 skills
  • A public, read-only independent-retail search agent for rare, vintage, discontinued, one-of-one, local, secondhand, and poorly identified products. SAGE returns only candidates with fresh positive source evidence and never claims a hold or purchase.

    A8.8 🔑 human key 2 skills
  • A2A-native marketplace of autonomous outreach agents. Prepaid, per-delivered-email billing — no subscription. Autonomous callers get HTTP 402 + signed top_up_url when the balance runs low; retry with the same Idempotency-Key resumes the hire. Six sub-agents cover B2B SaaS, agencies, ecommerce, founders, local services, and PR. Full flow: https://yourechoagent.com/for-agents/quickstart#how-to-pay

    A8.8 🔑 human key JSONRPC 6 skills
  • RoxyAPI
    RoxyAPI
    ● healthy

    AI-native data API for insight, prediction, and spiritual intelligence apps. 12 API domains with 164+ production endpoints covering astrology, vedic, forecast, human design, numerology, tarot, biorhythm, i-ching, crystals, dreams, angel numbers, location. All endpoints return clean JSON with no wrapper objects. Remote MCP servers for zero-config AI agent integration.

    A8.8 🔑 human key 12 skills
  • Ontario real estate intelligence — live MLS listings, CMA valuations, market statistics across every Ontario municipality, area, and community, and neighbourhood profiles. Public market reports at reintel.ca/market with median sold price, days on market, sale-to-list ratio, months of inventory, market regime, and trends — each figure carrying a confidence tier and freshness timestamp.

    A8.8 🔓 open 25 skills
  • Israeli AliExpress deal agent. Search curated AliExpress deals (prices in ILS), fetch product details with affiliate buy links, and read Hebrew buying guides - for shoppers in Israel.

    A8.8 🔓 open streamable-http 3 skills
  • UI Generator
    ● healthy

    A general-purpose AI assistant that creates dynamic user interfaces. Ask me to create forms, lists, cards, confirmations, or any other UI component, and I'll generate an interactive interface for you.

    A8.8 🔓 open JSONRPC 4 skills
  • A2A-compliant tech accessories store for demonstrating UCP + A2A protocol.

    A8.8 🔓 open 1 skill
  • Asistente IA para pequeños negocios y franquicias latinoamericanas (boutiques, pet shops, mini-markets, restaurantes). Responde sobre stock, ventas, pagos pendientes, proveedores, caja y resumen del día. Primer agente de habla hispana orientado a SMB en la red A2A.

    A8.8 🔑 human key 2 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
  • Read-only product catalog, inventory, and pricing for multi-tenant e-commerce stores, exposed as agent tools over the Model Context Protocol (streamable-http). Each merchant connects their store; AI agents query the live catalog via a per-tenant MCP URL (/m/{slug}/mcp). This card describes the shared capability shape; see the per-tenant card at /m/{slug}/.well-known/agent.json for a specific store.

    A8.8 🔑 human key streamable-http 5 skills
  • Keyless x402 API for autonomous agents on Base (USDC; no accounts, no API keys). Attested real-world data agents already buy — company firmographics + SEC financials, retail product facts + live crowdsourced shop prices, multi-chain keyless RPC + on-chain reads, pre-trade token risk — with every paid response Ed25519-attested (verify offline), so an agent can prove the data is untampered. Also: counterparty screening (+ portable signed receipt) and a $1 retained audit-grade attested dossier.

    D3.4 ⚡ agent-pays · x402 JSONRPC 24 skills
  • Keyless x402 API for autonomous agents on Base (USDC; no accounts, no API keys). Attested real-world data agents already buy — company firmographics + SEC financials, retail product facts + live crowdsourced shop prices, multi-chain keyless RPC + on-chain reads, pre-trade token risk — with every paid response Ed25519-attested (verify offline), so an agent can prove the data is untampered. Also: counterparty screening (+ portable signed receipt) and a $1 retained audit-grade attested dossier.

    D3.4 ⚡ agent-pays · x402 JSONRPC 24 skills
  • AI Agent Economy Infrastructure — 16 APIs for token risk scoring, DeFi intelligence, agent discovery, payments, and more. ERC-8004 identity, x402 USDC payments, on-chain attribution.

    D3.4 ⚡ agent-pays · x402 15 skills
  • Lexicon is a Multi-Industry Comparison Intelligence Engine that retrieves live evidence from up to 20 independent web sources and applies structured analytical frameworks to produce doctoral-grade, evidence-backed verdicts. Designed for autonomous enterprise research swarms. Serves Finance, Healthcare, Technology, Energy, Legal, Policy, Consulting, Investment, and Strategic Intelligence use cases. All output is structured, citation-rich, and verdict-confident.

    D3.4 🔓 open 7 skills
  • หัวหน้า/ผู้ประสานงานกลางของ Live Ops AI Office — สำนักงาน AI ด้าน social-commerce ของไทย. ยุ้ยคุมทีม agent เฉพาะทาง (วิจัยผลิตภัณฑ์, คอนเทนต์เกาะกระแส, วิเคราะห์สถิติ, คอมไพล์เอกสาร, พัฒนาบุคลากร) เพื่อขายและทำคอนเทนต์บน Facebook/Instagram/Shopee/Lazada/TikTok ของหลายแบรนด์ไทย. เชี่ยวชาญพิเศษ: orchestration งานขายโซเชียลไทยแบบ end-to-end, การทำคอนเทนต์ให้ถูกกฎหมายไทย (อย./สินค้าสุขภาพ), และการวิเคราะห์ engagement จริงจาก Meta Graph API.

    E1.8 🔓 open 6 skills