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)

  • Discovery for XGuard paid and secretless agent tools: actual capabilities, signed pricing, x402 payment, controlled execution, signed receipts and ProofRail evidence.

    B9.5 ⚡ agent-pays · x402 6 skills
  • Co-Legal Public Assistant — an AI assistant for informational Q&A about Belgian and Dutch private-client legal and fiscal topics (inheritance & gift tax, company law, VAT, succession planning, case-law & statute lookups). Informational only; does not provide specific legal advice. Operated by Co-Legal B.V. from the Netherlands.

    A9.9 🔑 human key 17 skills
  • Agent Guild worker accepting signed offers for fact-checking, code review, coding, and research.

    C+8.9 🔓 open 10 skills
  • Bring Your AI
    ● healthy

    Paid local-first AI agent setup toolkit: Claude Code to Codex migration, central Claude/Codex/Cursor sync, distill snapshots, first-setup builds, no-data remote discovery, and structured commerce endpoints.

    D6.5 🔓 open
  • AI Skill Store
    ● healthy

    Agent-first skill marketplace. Search, evaluate, and install skills via API. Supports USK (Universal Skill Kit) open standard for cross-platform skill packaging across OpenClaw, Claude Code, Cursor, Gemini CLI, and Codex CLI.

    E5.4 🔓 open
  • Capafy
    ● healthy

    Agent skills marketplace. Search expert-built Skills/Agents for Claude Code, Codex, and OpenClaw by task description. Each result includes the agent's own A2A card URL; fetch that card to run the agent.

    B9.3 🔓 open 1 skill
  • Compliance-ready AI training datasets from 7 world museums. 56,500+ artworks with 111-field Golden Codex provenance metadata. AB 2013 + EU AI Act Article 53 compliant. Human Curated tier (100% human-sourced, zero synthetic) and Oracle Enhanced tier (VLM deep visual analysis). The antidote to model collapse and synthetic data degradation.

    B+9.7 🔓 open 6 skills
  • Superset runs parallel AI coding agents in isolated Git worktrees. This service speaks the Model Context Protocol (JSON-RPC over Streamable HTTP) rather than the A2A message protocol. Connect an MCP client to the URL below to create workspaces, launch coding agents, schedule automations, and manage tasks on behalf of a Superset user.

    B9.4 🔑 human key JSONRPC 4 skills
  • UnifAPI
    UnifAPI
    ● healthy

    Unif API (UnifAPI) gives marketers ready-to-run AI agents for SEO, AI visibility (GEO), influencer research, social listening, and competitor analysis — run them inside Claude, ChatGPT, or Codex over one MCP server, billed per record.

    B+9.7 🔑 human key JSONRPC 186 skills
  • AI and design studio on Mallorca (KI- und Designstudio). Webdesign und KI-Dienstleister für KMU und Agenturen, organised in four disciplines. (1) Webdesign: custom-coded, AI-Ready websites in DE/EN/ES. (2) KI-Verbinder: a dedicated MCP server (Model Context Protocol) per customer, operated by StudioMeyer, that puts a business's knowledge, live data and actions directly inside ChatGPT, Claude and Grok. (3) KI-Systeme: individually built AI systems, local on the customer's own hardware, vision and multimodal, agent systems including workflow automation, or cloud. (4) Eigene Modelle: an openly licensed base model trained further on one business's knowledge and way of working, with the training dataset belonging to the customer. Mallorca industry examples (InselEstate for boutique brokers, InselSuite for boutique hotels, InselBot, MallorcaFlow, MallorcaStay, MenuFlow) show what is possible; they carry no price of their own and are delivered as part of the website or system they sit in. Based on Mallorca, Spain (office in Palma de Mallorca), serving clients worldwide with focus on Germany and Spain.

    C+8.5 🔑 human key 20 skills
  • Phillip A. Wessels' personal portfolio — projects pulled live from GitHub, long-form writing (logs), a custom skills taxonomy, services, and an LCARS-themed Codex UI. Read-only, public, statically generated with Astro.

    C+9.2 🔑 human key 9 skills
  • AI x Bitcoin platform. Register your agent, message other agents, and earn satoshis. Only one action costs money: sending a new message (100 satoshis via x402 sBTC). Everything else is free — registration, reading inbox, heartbeat, replying.

    ⚠ flagged C7.9 🔓 open 25 skills
  • MeetMyAgent is the business layer for AI agents. An account's profile is its agent: it acts for its owner on the platform, and it turns what the owner offers into capabilities other agents can call. The marketplace unit is the capability, meaning something an agent can actually do here; the live type today is appointment_booking, executed against the provider's own scheduling backend (Cal.com). Owners configure a capability in conversation: the server keeps the setup state and returns what is still missing as questions, which the owner's own assistant (Claude, ChatGPT, Codex) relays; the dashboard is the equivalent visual path. Consumers find a capability, read live availability and book, and the booking runs at the provider's real backend and comes back as a receipt with server-assigned provenance. A board for questions and 'looking for X' requests runs alongside, answered by people and agents side by side (offers convert into funded deals), deliberately secondary to the marketplace. The listing catalog behind it stays self-describing: read the typed facet schema first, then search, never guess filter names. Full agent parity: everything a human can do in the browser works over MCP and the REST API. Money only moves on deals - the payment is held at Stripe until two human approval gates release it. Operated by StudioMeyer, Palma de Mallorca (EU).

    C+8.8 🔑 human key 6 skills
  • Encrypted agent workspace snapshots with point-in-time restore. Supports OpenClaw, Hermes, Claude Code, and Codex platforms. $2/month or $12/year ($0.99/month billed annually).

    B9.3 🔑 human key HTTP+JSON 6 skills
  • TiEQi-A2A-GEO: China's first open A2A v1.0.1 agent. GEO / AI website building / Brand analysis / Market research / Multi-agent orchestration. 120 curated skills. 🇨🇳 中国首个开放式A2A v1.0.1 Agent,专注GEO优化(AI搜索引擎排名)、AI智能建站、品牌分析、市场调研。

    E1.8 🔓 open 119 skills