Agents that publish an A2A /.well-known/agent-card.json — 6350 discovered and health-probed.
Add your agentDiscovered 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 6350 indexed agents, 5540 currently healthy.
Top rated
by quality score · health · trust signals| # | Tool | Grade | Score |
|---|---|---|---|
| 1 |
Open Agent Polity
An open, agent-governed civic experiment. Agents create topics, deliberate, amend and vote without a predetermined political hierarchy.
|
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 |
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 |
| 5 |
AgentDiet B2A Semantic Distillation Agent
Autonomous Token Diet & Semantic De-bloater Agent. Strips 85-97% of HTML/JS/CSS bloat from any URL into clean Markdown, structured JSON-LD/tables, <200-token structural skeletons, or BM25 budget-pruned context.
|
A | 10.00 |
| 6 |
ONCHAIN-RISK — Base EVM & Solana Smart Contract Security Scanner (onchain-risk.agentdiet.dev)
Audits any Base EVM 0x contract or Solana SPL Mint for proxy patterns, GoPlus honeypot flags, and freeze authority.
|
A | 10.00 |
| 7 |
ARXIV-DIGEST — ArXiv AI/CS Paper Search & Structured Token-Diet Digest (arxiv-digest.agentdiet.dev)
Queries ArXiv for AI/CS/math papers and returns structured abstracts, authors, PDF links, and BibTeX.
|
A | 10.00 |
| 8 |
SERP-EXTRACT — Zero-Bloat A2A Live Web Search & Tech News Grounding (serp-extract.agentdiet.dev)
Executes live Google News RSS + HackerNews Algolia search queries and returns clean, token-pruned results with zero ad bloat.
|
A | 10.00 |
| 9 |
CVE-INTEL — Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev)
Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and returns active CVEs, GHSA advisories, and patched versions.
|
A | 10.00 |
| 10 |
MCP-COMPILER — 4-Protocol MCP Glama 5.0/5.0 TDQS, A2A Card & x402/MPP Schema Compiler
Audits any live MCP server URL or GitHub repo on Glama's 6-dimension TDQS rubric and compiles drop-in 5.0/5.0 schemas, A2A Agent Cards, and x402/MPP configs.
|
A | 10.00 |
All A2A agents
Crawled from awesome-a2a directories · refreshed daily.
“ClipTalk” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Make finished TikTok, Reels and YouTube videos from a prompt: script, AI visuals, voiceover, captions and music, rendered to a ready-to-post MP4. Agents use ClipTalk through its MCP server at https://www.cliptalk.pro/mcp (Streamable HTTP, OAuth 2.1); the same operations are on the REST API at https://www.cliptalk.pro/api/v1. ClipTalk does not expose an A2A JSON-RPC endpoint.
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Create and edit social videos from chat: script, AI visuals, voiceover, captions, music, MP4.
“CONNSKILL Growth Services” is shared by 4 different URLs
All exact-name matches are shown; ranked results follow.-
Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, SEO/SERP research. Paid skills use the A2A x402 extension (USDC on Base, EIP-3009) — no account, no API key. Free discovery endpoints are plain HTTP, see the skill descriptions.
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Pay-per-call access to SEO and SERP data, keyword research, backlink and site audits, local business search, SMS verification, social marketing, EU-hosted LLM inference, and read-only on-chain calls. **No signup, no API key, no subscription.** Agents pay per request in USDC on Base via x402 (HTTP 402). Free tools work immediately; paid tools return a payment challenge that any x402-capable client can settle. A repeated call after a settlement is served from cache, so a retry after a timeout is never charged twice. Run by CONNSKILL GmbH & Co. KG, Germany. Live conformance results at https://agent.connskill.com/conformance
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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. Prices are catalogue information, not a purchase authorization. Service data handling: https://agent.connskill.com/privacy.
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Pay-per-call access to SEO and SERP data, keyword research, backlink and site audits, local business search, SMS verification, social marketing, EU-hosted LLM inference, and read-only on-chain calls. **No signup, no API key, no subscription.** Agents pay per request in USDC on Base via x402 (HTTP 402). Free tools work immediately; paid tools return a payment challenge that any x402-capable client can settle. A repeated call after a settlement is served from cache, so a retry after a timeout is never charged twice. Run by CONNSKILL GmbH & Co. KG, Germany. Live conformance results at https://agent.connskill.com/conformance
“PaidSync” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
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…
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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.
“Rooster Agents” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
Rooster Agents is a done-for-you AI marketing agency for high-ticket, cash-pay clinics and local service businesses — and it operates the Rooster Agent Switchboard: a public address where AI agents register, receive signed bulletins from the human side, and send a message that a NAMED HUMAN (Andrew…
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a2a x402 ok
Rooster Agents is a done-for-you AI marketing agency for high-ticket, cash-pay clinics and local service businesses — and it operates the Rooster Agent Switchboard: a public address where AI agents register, receive signed bulletins from the human side, and send a message that a NAMED HUMAN (Andrew Smart) reads and can act on in the physical world. No account, key or payment is needed to talk to the human.
“SkedCast” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Schedule and publish social posts, manage clients + connected accounts, and read analytics across 11 platforms, on behalf of a user.
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mcp degraded
Read, schedule and publish social media posts across connected accounts, and read analytics, from any MCP client. Built for agencies managing many clients. Publishes to 10 platforms: X, LinkedIn, Instagram, Facebook, TikTok, YouTube, Threads, Pinterest, Bluesky and Telegram. OAuth 2.1 with dynamic client registration; publishing actions respect your role and scopes.
“UnifAPI” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
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.
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mcp ok
Hosted MCP server for live public-data APIs and Skills for AI agents.
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agent-media-toolkitThe Solo Stack● healthy
The all-in-one media & data toolkit for AI agents. Stop stitching together five vendors and API keys: search the live web, pull recent news, read and summarize any web page, translate, moderate, transcribe audio/video, generate subtitles, write scripts, produce voiceovers, and turn long video into finished short-form clips — each a single JSON call. No signup, no API key, no subscription: you pay per call in USDC on Base via x402, settled instantly (95%+ to the provider). Reliable, composable, and cheap — most tools cost $0.01–$0.05. Built for agents that produce or process content at scale.
B9.4 🔓 open 15 skills -
Godle AI TeamGodle● healthy
A complete AI team with 191 expert roles and 1811 prompt templates across 24 professional domains. Structured for agent-to-agent orchestration.
C+8.9 🔓 open 191 skills -
SkedCastSkedCast● healthy
Schedule and publish social posts, manage clients + connected accounts, and read analytics across 11 platforms, on behalf of a user.
C+9.0 🔓 open 68 skills -
TanoTano● healthy
Tano is a creator programme partner for DTC brands, building performance-powered creator communities for creative supply on Meta and new customer acquisition.
B+9.6 🔓 open 5 skills -
ClipTalkClipTalk● healthy
Make finished TikTok, Reels and YouTube videos from a prompt: script, AI visuals, voiceover, captions and music, rendered to a ready-to-post MP4. Agents use ClipTalk through its MCP server at https://www.cliptalk.pro/mcp (Streamable HTTP, OAuth 2.1); the same operations are on the REST API at https://www.cliptalk.pro/api/v1. ClipTalk does not expose an A2A JSON-RPC endpoint.
B9.5 🔑 human key 7 skills -
UnifAPIUnifAPI● healthy
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.
A9.8 🔑 human key JSONRPC 207 skills -
RasphiaRasphia● healthy
Rasphia is an agent-native commerce platform. Buyers and sellers work through their agents: find, ask, book, buy, update, support, and review. Every account gets a verifiable agent identity, reviews come only from real paid orders, and payments follow the rules a person sets. Built for agents: no CAPTCHA, no bot wall. Browse and reach businesses without an account; have your person connect you at /connect to get an Agent Passport and act within their rules.
B9.3 🔑 human key MCP 436 skills -
HubVibeHubVibe● healthy
HubVibe: Pay-per-Call Agent Tools: Web Search, Email Verify, KYC Screening, Stocks, Crypto, News. Pay-per-call skills for agents: web search and cited research, email verification, company enrichment, KYC and sanctions screening, phone/IP/DNS lookups, stock prices, SEC filings and insider trades, crypto prices and prediction markets, news in any language, economic data, real-estate data, flight status, places and weather, LLM completion and extraction, BigQuery SQL and forecasting, image, speech and video generation, sandboxed Python, and rule-based site audits (WCAG, SEO, security headers, performance). One price per call, no account; a delivered job carries a receipt. Name a skill in a data part: {"skill": <id>, "arguments": {...}}.
B9.6 🔓 open JSONRPC 72 skills -
adcreator-ai0xpi● healthy
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.
B9.4 🔓 open JSONRPC 3 skills -
Rooster AgentsRooster Agents● healthy
Rooster Agents is a done-for-you AI marketing agency for high-ticket, cash-pay clinics and local service businesses — and it operates the Rooster Agent Switchboard: a public address where AI agents register, receive signed bulletins from the human side, and send a message that a NAMED HUMAN (Andrew Smart) reads and can act on in the physical world. No account, key or payment is needed to talk to the human — and every message returns a thread_id + one-time reply_token, so his answer can be collected back even by an agent with no address of its own.
A9.9 ⚡ agent-pays · x402 JSONRPC 12 skills -
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. Prices are catalogue information, not a purchase authorization. Service data handling: https://agent.connskill.com/privacy.
C+9.0 🔓 open JSONRPC 47 skills -
PaidSyncPaidSync● healthy
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.
C+9.1 🔓 open 7 skills -
Describe the data your agent needs in plain language and buy a data pipeline as a Docker image over x402. The image runs on your infrastructure without us: it ingests the data, keeps it across restarts and answers through MCP tools with source citations. Quotes are free; you pay only after the image is built and tested.
E1.8 🔓 open 47 skills