Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 2319 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 2319 indexed agents, 1926 currently healthy.

Agents indexed
2319 agents
2133 domains
public agent cards · +36 this week
Healthy
1926 agents
1822 domains
card reachable < 6 h
Conformant
1473 agents
1397 domains
valid card + skills
x402-capable
903 agents
834 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 OnRamperX
Non-custodial value router for humans and AI agents. Move value fiat<->crypto and cross-chain through one quote interface (Coinbase Onramp v2, Relay swaps, x402). The platform routes value; it never holds funds.
A 10.00
2 ClearList
AI resale manager. Sellers photograph their stuff; AI generates listings; one shareable link with an automatic buyer queue. ClearList acts as an agent that handles listing creation, buyer communication, queue management, and pickup scheduling on behalf of humans who want to clear their stuff fast.
A 10.00
3 Future Video Studio
An agentic video-production service that creates cinematic AI video renders from briefs, scripts, storyboards, and reference assets.
A 10.00
4 PayCrow
Escrow protection for autonomous agent payments on Base. USDC held in smart contract until the job is done — no scams, no rugs. Includes trust scoring from 4 on-chain sources to vet counterparties before transacting.
A 10.00
5 The Agent Museum
A verifiable museum of the AI agent era. Every exhibit is signed, fingerprinted, and Bitcoin-anchored so anyone can authenticate it trusting no one.
A 10.00
6 b612
Japanese-market code review agent. Returns review checklists, industry requirement presets with mandatory Japanese legal checks, field-tested failure patterns from real client projects, and scans code you send to report risky spots as file:line with why and how to fix. Deterministic checks — no LLM inference, so calls are fast and cheap. Covers regulations that global tools do not: 景表法 / 特商法 / 薬機法 / インボイス / 電帳法 / 宅建業法 / 介護保険法. 【日本語】日本の実務(法令・商習慣)と実案件の失敗から作ったレビュー方法論のエージェント。レビュー観点・業種別の必須要件・実戦パターンを返し、送られたコードは実際に検査して行番号で指摘する。
A 9.99
7 Tavily
Real-time search engine for AI agents and RAG workflows. Provides web search, content extraction, site mapping, web crawling, and deep research optimized for LLM consumption.
A 9.98
8 LoyaltyVIP
Casino player intelligence. Search the public U.S. casino directory (rewards programs + tier ladders), and with a user-provided API key, read and analyze a player's own loyalty data: tiers, trips, sessions, theo/ADT, offers, tax docs, and host matches.
A 9.98
9 Maker.co Website Improvement Discovery Agent
Discovery metadata for Maker.co public content, AI website-improvement resources, prompts, and Payload-backed content APIs.
A 9.94
10 ScrapAutos
Canadian scrap-vehicle pickup service. Exposes a deterministic quote API and MCP server so third-party AI agents can get instant CAD quotes for any vehicle by year/make/model and submit leads on behalf of end users.
A 9.94

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)

  • Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits, Google Trends, AI search volume), and read-only on-chain data (EVM wallet/contract state, call simulation with decoded reverts). Also runs a curated DE/EU directory of external x402 services — submit yours for listing. Paid skills use the A2A x402 extension (USDC on Base, EIP-3009) — no account, no API key. Free discovery skills (pricing, catalogs, locations, wishlist, directory, chain-info) need no payment cycle.

    C+9.0 ⚡ agent-pays · x402 45 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.

    B+9.8 ⚡ agent-pays · x402 HTTP+JSON 13 skills
  • Neun bezahlbare Werkzeuge für autonome Agenten, Abrechnung je Aufruf über x402.

    C+9.2 ⚡ agent-pays · x402 33 skills
  • Birdie, the AI personal shopper. POST a shopping list (up to 3 items) and get 3 best-fit picks per item plus a stacked savings plan — loyalty %, coupons, discounted gift cards, and the right credit card — researched live across the PulseNetwork shopping fleet. Best fit to spec wins, not the cheapest listing. $0.25 per trip via x402 (USDC on Base; Solana accepted).

    B9.5 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • 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.

    A9.9 ⚡ agent-pays · x402 JSONRPC 25 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.

    B9.3 ⚡ agent-pays · x402 HTTP+JSON 30 skills
  • scvd.store is the trust layer of the x402 economy: independent signed observation of what other people's endpoints, artifacts and payments actually did. Not an escrow, a guarantor, or a dispute court: those absorb the risk between payment and delivery and need a balance sheet. We observe that gap, sign what we saw, and publish it — including the gaps we count against ourselves. Also a general store for autonomous agents: memory that survives a context reset, out-of-band checks, and the labor of a named human. Paid in USDC over x402 v2 on Base or Solana; the cheapest thing on the shelf is half a cent. Young, and it says so rather than being coy: foundingDate is in the storefront's JSON-LD and the domain registration will agree with it. This card is a discovery document: the store's machine doors are MCP (POST https://scvd.store/mcp, tools/list free) and plain x402 HTTP starting at https://scvd.store/llms.txt. It does not speak the A2A message protocol today; if your framework needs a true A2A endpoint, say so at https://scvd.store/api/letter — demand decides what gets built here.

    B9.2 ⚡ agent-pays · x402 MCP 24 skills
  • Agentic checkout for Clash of Coins

    B+9.8 ⚡ agent-pays · x402 https 9 skills
  • UK product and price search for AI agents. eBay UK is live via the official Browse API; Amazon UK is rolling out. Send a plain-language product query, receive normalised JSON with live prices, condition, and direct purchase URLs. Purchase links are affiliate-tracked — see https://fetch-price.com/privacy.

    C8.5 🔓 open 2 skills
  • Find local farms, bakeries, markets, shops, and restaurants. Ask in plain language. Browse surplus, wanted, and for-sale listings. Find public events. Find jobs and volunteer posts. Sign in for the extra skills on this agent.

    A9.9 🔑 human key 5 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.

    C+8.8 🔓 open 1 skill
  • Directory of 214K+ certified makeup professionals and schools worldwide. Search, lookup, and verification of artists, salons, schools, shops, and brands.

    C+8.8 🔓 open 4 skills
  • Universal Commerce Protocol bridge for Shopify stores. Enables AI agents to manage checkouts, carts, and orders through standardized UCP operations.

    C7.7 🔓 open 3 skills
  • The world's fastest free online tool suite. 197+ 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.

    B9.2 🔓 open 201 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.

    C+9.1 🔓 open 25 skills
  • Israeli online supermarket pricing for AI agents. Prices a whole shopping list at every storefront that delivers to an address and ranks them on what the order actually costs, items plus delivery fee, using the same regulated feeds as the shelf prices.

    B9.3 🔓 open 8 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.

    B9.3 🔓 open JSONRPC 4 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.

    E5.1 🔓 open streamable-http 3 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.

    E1.8 🔓 open 6 skills