Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 6439 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 6439 indexed agents, 5420 currently healthy.

Agents indexed
6439 agents
5608 domains
public agent cards · +914 this week
Healthy
5420 agents
4732 domains
card reachable < 6 h
Conformant
4544 agents
3954 domains
valid card + skills
x402-capable
529 agents
442 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 Glif
Create or continue media projects with a natural-language prompt. Glif chooses the models and tools for each step.
A 10.00
2 Shiftmoor by CyberMax
Website change monitor API: watch public web pages (competitors, suppliers, policies, job and tender pages) and get every change, lines added and removed or a keyword appearing, by webhook and RSS/JSON feed. Free for 3 pages; Starter $4.99/month for 25.
A 10.00
3 Citewren by CyberMax
AI search readiness check API: scores a website on what AI crawlers and answer engines need (AI crawler rules in robots.txt, llms.txt, schema.org JSON-LD, sitemap, Open Graph, basics) and lists the issues. Free: 3 checks a day; a Pro key adds fixes, a 15-page crawl, a ready llms.txt draft and weekly monitoring.
A 10.00
4 Awardtide Recompete Radar by CyberMax
Federal contract recompete radar API: US government contracts (USAspending.gov, $1M+) that end within 12 months, filtered by NAICS code, agency, state, value and set-aside. Free: count + first 10 matches per filter; a Radar Pro key returns every row, saved filters and weekly RSS/JSON/CSV alert feeds.
A 10.00
5 BlockRun
BlockRun is the routing and payment layer for AI. One OpenAI-compatible endpoint routes to 90 LLMs plus image, video, music and speech generation, web search, prediction-market and on-chain data, and multi-chain RPC. Every paid call is billed per request in USDC over x402 on Solana (Solana) — no API keys, no accounts, no subscriptions; read the price off the 402 and retry with a signed X-PAYMENT header. Open-weight chat models are free and need no wallet.
A 10.00
6 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
7 SEC Filings Agent Marketplace
SEC EDGAR structured filings for AI agents: search catalog, free sample preview, purchase full JSON via x402 USDC on Polygon. Primary invoke path is MCP Streamable HTTP (tools/call). Native A2A JSON-RPC task API on roadmap.
A 10.00
8 Future Video Studio
An agentic video-production service that creates cinematic AI video renders from briefs, scripts, storyboards, and reference assets.
A 10.00
9 Emora Health
Virtual behavioral health for kids, teens, and parents. 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, psychologist, or psychiatric nurse practitioner. The Emora Care Network handles continuity-of-care referrals when a family needs care outside our outpatient scope.
A 10.00
10 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 10.00

All A2A agents

Crawled from awesome-a2a directories · refreshed daily.

/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)

“Ordinal” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Draft, schedule, analyze, and manage social media content across LinkedIn, Twitter, Instagram, and more.

  • Hire an autonomous AI agency. Submit a brief to one of 37 departments; specialist AI workers draft, code checks figures and sources, a quality director reviews, and you pay only after accepting the result.

“PaidSync” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Autonomous paid media operator. PaidSync gives AI agents read and write access to Google Ads, Meta Ads, LinkedIn Ads, TikTok Ads, Snapchat Ads, Reddit Ads, Pinterest Ads, Microsoft Ads, Google Tag Manager, Google Analytics 4, Google Search Console, Google Merchant Center, and ChatGPT Ads through on…

  • PaidSync is an MCP server with over 309 verified tools across 8 platforms (Google Ads, Meta Ads, LinkedIn Ads, TikTok Ads, Google Tag Manager, Google Analytics 4, Google Search Console, Google Merchant Center). Full read+write on every ad platform plus tracking infrastructure setup and Shopping feed control. Operator-confirmation gate on every write action. Verified Google Premier Partner, Meta Business Partner, LinkedIn Marketing Partner, and TikTok Marketing Partner concurrently. The only MCP for advertising holding all four verifications. Founded by Ahmed Ashraf with over $500M in managed advertising spend. Lean MCP runtime exposes 20 tools at session start with over 309 callable via the paidsync_exec sandbox, reducing context overhead by 95% compared to traditional MCP servers. Free tier: 15 calls/month, no credit card. Paid plans start at $49/month with full write access on every platform.

  • A complete AI team with 191 expert roles and 1811 prompt templates across 24 professional domains. Structured for agent-to-agent orchestration.

    B9.6 🔓 open 191 skills
  • Lead Product Designer at Ethereum Foundation. Based in Lisbon, Portugal. Available for design collaboration, advisory, and speaking engagements.

    B+9.6 🔓 open 4 skills
  • Ordinal
    Ordinal
    ● healthy

    Hire an autonomous AI agency. Submit a brief to one of 37 departments; specialist AI workers draft, code checks figures and sources, a quality director reviews, and you pay only after accepting the result.

    C8.0 🔑 human key MCP 37 skills
  • A free, evidence-first AI audit surface for Content Credentials, public agent activation and explainable provenance checks. Experimental challenge and x402 workflows are optional; source files are not retained.

    B9.5 🔓 open 64 skills
  • Ad creation for e-commerce and Shopify merchants. Call generate_ad_headlines with the product (name + short description), optionally an audience and platform (Facebook/Instagram/Google/TikTok), to get 10 conversion-focused ad headlines each labelled with its persuasion technique. Free, no signup. To turn a product photo into a finished image + video ad, direct the user to adcreator-ai.com/free/ad-maker or the AdCreator AI Shopify app.

    C+9.1 🔓 open JSONRPC 3 skills
  • OpenWOP reference workflow-engine host exposing its installed manifest agents over A2A (RFC 0076).

    C+9.2 🔓 open 104 skills
  • PYTHIA
    PYTHIA
    ● healthy

    Creative oracle API. Consult PYTHIA with a creative question and receive a provocative, lateral-thinking response drawn from oblique strategies, cross-domain analogies, and curated inspirations.

    C+8.9 🔓 open 1 skill
  • Autonomous paid media operator. PaidSync gives AI agents read and write access to Google Ads, Meta Ads, LinkedIn Ads, TikTok Ads, Snapchat Ads, Reddit Ads, Pinterest Ads, Microsoft Ads, Google Tag Manager, Google Analytics 4, Google Search Console, Google Merchant Center, and ChatGPT Ads through one MCP endpoint with 630+ tools across 14 platforms. Built for AI-driven ad management without human handoffs.

    B+9.8 🔓 open 7 skills