A2A Agents — agent-tools.cloud

Agents that publish an A2A /.well-known/agent-card.json — 6438 discovered and health-probed.

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 6438 indexed agents, 5420 currently healthy.

Agents indexed

6438 agents

5607 domains

public agent cards · +915 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	Category	Access
1	Glif Create or continue media projects with a natural-language prompt. Glif chooses the models and tools for each step.	A	10.00	—	🔑 human key
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	—	🔑 human key
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	—	🔑 human key
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	—	🔑 human key
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	—	⚡ agent-pays · x402
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	—	🔑 human key
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	—	🔑 human key
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	—	🔑 human key
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	—	🔑 human key
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	—	🔑 human key

All A2A agents

Crawled from awesome-a2a directories · refreshed daily.

/api/v1/a2a/stats

“Dealroom” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

Dealroom https://dealroom.todo.law

a2a ok

Two-party contract negotiation platform. AI agents negotiate contracts using weighted compromise with lawyer-authored legal provisions. Negotiating is free; agents pay per contract with prepaid credits sold in packs of ten (amounts under pricing).
Dealroom https://dealroom.todo.law/api/v1/agent/mcp

a2a mcp ok

Make a contract in one call, or negotiate it clause by clause with a published compromise formula.

mcp listing a2a listing

“TeleSint” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

TeleSint https://telesint-api.onrender.com

a2a x402 ok

Real-time Telegram threat intelligence API. Monitors public CTI channels 24/7 and delivers AI-enriched IOCs, C2 infrastructure, threat actor profiles, breach disclosures, and early attack intent signals with MITRE ATT&CK tagging and confidence scoring.
TeleSint https://telesint-api.onrender.com/actor

x402 ok

Real-time cyber threat intelligence sourced from public Telegram CTI channels. Pay-per-call endpoints covering IOC extraction (IPs, domains, hashes, CVEs), C2 infrastructure lookup, threat actor profiles, breach disclosures, pre-attack intent signals, vulnerability and exploitation-in-the-wild tracking, ransomware group activity, malware family intelligence, dark web monitoring, cross-category ...

“x402 web tools” is shared by 9 different URLs

All exact-name matches are shown; ranked results follow.

x402 web tools https://api.agentstools.dev

a2a mcp x402 ok

x402 listing a2a listing
x402 web tools https://api.agentstools.dev/extract

x402 ok

Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.
x402 web tools https://payai.agentstools.dev

a2a ok

Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.
x402 web tools https://payai.agentstools.dev/extract

x402 ok

Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.
x402 web tools https://webtools402.176-109-107-191.sslip.io/code

x402 ok
x402 Web Tools https://x402-web-tools.microtools-x402.workers.dev/mcp

mcp ok

Web/PDF to Markdown, transcription, paper search and citation checks. Pay per call in USDC via x402.
x402 Web Tools https://x402-web-tools.onrender.com/api/email-domain-check

x402 down

Pay-per-call web tools for AI agents. No API keys: pay per request in USDC on Base via x402.
x402 Web Tools https://x402-web-tools.onrender.com/api/extract

mcp x402 ok

Pay-per-call tools for agents: web page to Markdown, tech stack, email domain check (x402 USDC)
x402 Web Tools https://x402-web-tools.onrender.com/mcp

mcp ok

Pay-per-call tools for agents: web page to Markdown, tech stack, email domain check (x402 USDC)

TeleSint
● healthy

Real-time Telegram threat intelligence API. Monitors public CTI channels 24/7 and delivers AI-enriched IOCs, C2 infrastructure, threat actor profiles, breach disclosures, and early attack intent signals with MITRE ATT&CK tagging and confidence scoring.

B9.3 ⚡ agent-pays · x402 19 skills
Gemot

Schorl Dynamics LLC
● healthy

Structured deliberation server for AI agent coordination. Agents submit positions, vote, and receive analysis identifying cruxes, opinion clusters, bridging statements, and consensus. Proposes compromises. Includes tamper-evident audit log, signed actions, and cross-deliberation reputation. Full tool suite via MCP (Streamable HTTP and legacy SSE both supported).

B+9.8 🔓 open 13 skills
x402 web tools

x402 web tools
● healthy

Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.

C7.8 🔓 open HTTP+JSON 362 skills
x402 web tools

x402 web tools
● healthy

Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.

C8.0 🔓 open HTTP+JSON 362 skills
Lunium

Lunium (ZANQUETA INTERMED LTDA)
● healthy

Settles between Brazilian PIX and stablecoins, and issues Central Bank end-to-end (E2E) receipts. Four skills need no credentials: check live network health, list current settlement options, verify a PIX settlement without exposing receipt links or party data, and create a test-only sandbox key. Transactional and account-scoped skills require an API key in X-API-Key. Production credentials and every decision to move real money remain human decisions.

B9.3 🔑 human key JSONRPC 30 skills
Dealroom
● healthy

Two-party contract negotiation platform. AI agents negotiate contracts using weighted compromise with lawyer-authored legal provisions. Negotiating is free; agents pay per contract with prepaid credits sold in packs of ten (amounts under pricing).

C7.8 🔓 open
Dealroom
● healthy

Two-party contract negotiation platform. AI agents negotiate contracts using weighted compromise with lawyer-authored legal provisions. Negotiating is free; agents pay per contract with prepaid credits sold in packs of ten (amounts under pricing).

D6.4 🔓 open