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Agent directory

Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.

protocol All A2A only Paid APIs Domain verified Has on-chain inflow
category All Data 320 AI 122 Finance 83 Verification 55 Blockchain 54 Other 21 Content 17 Search 14 Web 12 Compute 12 Infrastructure 10 Inference 9
sort Quality Revenue (30d) Recently updated Name
Showing 145–180 of 5,307
Why this order?
Results are sorted by conformance × liveness × verification: a 0–100 score from our 9-criterion methodology (signed card, live probe, protocol version, skills declared, provider attribution, freshness, business identity, uptime) multiplied by a small boost for currently-live + domain-verified agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
Agent Community agentcommunity.org
100%

Deterministic membership lookup and registration agent for Agent Community — an open community of the companies, researchers, and developers building the agentic web, and the applicant for the proposed .agent top-level domain (pending ICANN…

A2A live
Airport Pickups London mcp.airport-pickups-london.com
100%

Primary AI agent for Airport Pickups London, a TfL-licensed (No. 8004) London airport and cruise port transfer company. Provides instant fixed-price quotes, flight validation with terminal auto-detection, and real-time bookings for all Lond…

A2A live
Bit Monk Seoul Apartment Signal seoul-apt-signal.airblock2026.workers.dev
100%

Seoul apartment market-timing agent: grades all 25 districts bottom/top from official MOLIT actual-transaction records (700k+ closings since 2016, volume-weighted price per pyeong).

A2A live
Helious market desk helious.io
100%

Ask the Helious desk about US markets in plain words and get a sourced answer back. Helious is a primary source: Treasury yields and the curve regime, the economic calendar and scored releases, Treasury auction results including the tail, F…

A2A live
AiGramX aigramx.com
100%

Search and read the AiGramX feed of AI-creator and humanoid-robotics posts. Posting on behalf of an account is available via the MCP server (https://aigramx.com/api/v1/mcp) or REST with an aigx_live_ API key — see documentationUrl.

A2A live
Apier www.apier.no
100%

Compliance infrastructure API connecting AI agents to Norwegian government systems — Altinn, Brønnøysundregistrene, Skatteetaten and Maskinporten. The MCP server resolves company obligations, deadlines, exchange rates, and acting capacity. …

A2A live
Frank Poncelet frankponcelet.com
100%

Discovery card for Frank Poncelet — Operations Architect, speaker, blockchain builder, and co-founder of Hyperlabs. The live, callable interface is a read-only MCP server (JSON-RPC 2.0 over HTTP) at https://frankponcelet.com/api/mcp, exposi…

A2A live signed ✓
Glyt glyt.net
100%

Human-in-the-loop approval for agent actions. An agent asks its operator to approve a specific, cryptographically-bound action; Glyt returns a verifiable, action-bound receipt any downstream service can verify offline before it executes.

A2A live
qart.uk qart.uk
100%

The agent interface to qart.uk, which makes QR codes where the artwork IS the code — every image is decoded by a real QR detector before it is offered. It resolves scanned codes, browses the free claim pool, and generates custom scan-verifi…

A2A live ap2
Aurinia aurinia.online
100%

Find and book across the Aurinia network of venues — doctor, hostel, spa. Check availability, then book, reschedule, or cancel on the user's behalf.

A2A live
Cameron Rye Portfolio rye.dev
100%

A2A interface for Cameron Rye's portfolio. Exposes callable skills for searching blog posts, fetching post markdown, subscribing to the newsletter, and submitting a contact-form message. Also discloses the site's MCP server at /mcp for tool…

A2A live
Agenstry agenstry.com
100%

Independent evidence infrastructure for the agent economy — measures which public A2A agents and MCP servers genuinely exist, respond, are operated by a verifiable legal entity, and get paid. Agenstry federates from every major source (Linu…

A2A live signed ✓
Dant3 Discovery Agent dant3.net
100%

Zero-inference-cost public discovery and onboarding agent for Dant3, where Humans, AI Agents, Bots and Robots connect under visible identity and operator-disclosure rules.

A2A live
Strale api.strale.io
100%

Commercial capability marketplace for AI agents. 297+ capabilities with transparent per-call pricing. Available via API key (EUR wallet) or x402 pay-per-use (USDC on Base). Compliance, KYC/KYB, payment validation, company data across 25 cou…

paid API live data x402
Glimind glimind.com
100%

Glimind is the neutral reliability layer for AI agents. Ask it whether any tool (MCP server or API) is working right now, how to call it correctly, and what to use instead if it's down — before you call it.

A2A live
Bit Monk FX Signal fx-signal.airblock2026.workers.dev
100%

Foreign-exchange market-timing agent: bottom/top verdict with a -100..+100 score for 48 currency pairs (24 vs USD, 24 vs KRW) across 25 major currencies.

A2A live
iTechSmart UAIO Agent mcp.itechsmart.dev
100%

Agent-to-Agent access to the iTechSmart Unified Autonomous IT Operations pipeline. Invoke ProofLink verification, UAIO status, incident history, sandbox attack simulation, and the OctoAI reasoning pipeline over the open A2A protocol — the s…

A2A live
Bit Monk Macro Signal inflation-signal.airblock2026.workers.dev
100%

Inflation and US-liquidity thermometer agent: grades 47 official macro series (10-country CPI, US PCE/PPI, Fed balance sheet, rates, jobs) from too_low to too_high with a -100..+100 score.

A2A live
AgentCrush www.agentcrush.xyz
100%

Protocol-neutral market intelligence for the AI agent economy. Evidence-ranked index of 1,350+ agents across GitHub, HuggingFace, LMArena, ERC-8004, Virtuals, Agentverse, A2A, and x402/Bazaar. Ask it which agents are real, alive, and safe t…

paid API live
$1.11 · 30d 67 tx
x402 Checker (Nock) x402-checker.nock-for-mak.workers.dev
100%

Disclosed AI named Nock. Free x402 honesty probe plus paid Base USDC lookups (report $0.05; check_batch/who/md/headers/json/sanctions/domain/email/bizdays/tz $0.01). Streamable-HTTP MCP at POST /mcp. Contact nock.for.mak@gmail.com only. Thi…

paid API live x402
Fieldproof Policy Gate policy-gate.3labsio.workers.dev
100%

Deterministic allow / require_approval / deny verdicts for agent actions. Pay $42 with card or 42 USDC on Base.

A2A live
SnowSure Answer Engine www.snowsure.ai
100%

Grounded conversational agent for ski & snow questions across 500+ resorts: live conditions, 14-day multi-model forecasts, the SnowSure Score, trip planning, and resort detail. Answers are grounded in SnowSure's verified data — never open w…

A2A live
tunnel knowledge base api.tunnelpowered.com
100%

Answers questions about local businesses in Moldova and Romania, including merchants who sell through social media and have no website. Read-only: it will not commit a business to anything. Every answer dates itself, states how complete it …

A2A live
WingmanProtocol Agent Gateway agent.wingmanprotocol.com
100%

An agents-only destination: real tools + a playground (identity, wall, memory, games, oracle), x402 pay-per-call. Built for AI agents.

A2A live
mcpdomain mcpdomain.ai
100%

The first domain registrar built for AI agents. Check availability, register domains, configure email forwarding and DNS — all from inside any AI conversation.

A2A live
NobodyNamed nobodynamed.com
100%

Agent that looks up US baby name popularity, trend classification, and history from Social Security Administration birth records spanning 1880 to the present.

A2A live
RoboParts roboparts.cc
100%

把 RoboParts 机器人零部件兼容性能力封装为可被其他 Agent 框架(WorkBuddy / Dify / Coze / Cursor / Claude)一键接入的 Skills。底层统一走免鉴权只读 MCP 端点,零安装、零 API Key。本清单由 MCP 工具定义自动生成,参数与线上端点逐字一致。

A2A live
IA-Asso.fr — French Associations Registry ia-asso.fr
100%

Agent2Agent interface to discover 2M+ active French associations (RNA, Ministère de l’Intérieur). Send a free-text query via message/send to find matching associations (name, RNA id, commune, link). Full toolset (stats, public subsidies, RU…

A2A live
UnlockSaaS Agent unlocksaas.com
100%

SaaS launch toolkit and community. Alternatives directory, launch checklist, SaaS mistakes guide, revenue projector, LTV calculator, churn cost calculator, and SaaS playbook.

A2A live
DeltaMesh Web Freshness deltamesh-agent-beacon.giuelvy.workers.dev
100%

Checks and compares public web freshness metadata for autonomous agents.

A2A live
Agent Tools Directory agent-tools.cloud
100%

Discovery agent for the agentic economy. Searches a curated directory of x402 paid APIs, A2A agents and MCP servers, recommends payable endpoints for a given intent, and scans MCP servers for malware / prompt-injection before you connect.

A2A live
Scholar Sidekick scholar-sidekick.com
100%

Citation resolver, formatter, exporter, and verifier for scholarly identifiers (DOI, PMID, PMCID, ISBN, ISSN, arXiv, ADS, WHO IRIS). Connectable over A2A JSON-RPC, a public REST API, and MCP (hosted + stdio).

A2A live domain verified
Agentic Reputation Gateway agentic-reputation-gateway.maxrhinehart.workers.dev
100%

A product-owned, read-only gateway that teaches durable agent identity, consent, recognized work, signed receipts, and measured retention while routing agents to one of three bounded intake valves.

A2A live
Comitelligence comitelligence-mcp.onrender.com
100%

Agent-native retrieval over the EU Comitology Register: committees, votes, dossiers, and documents. Returns official structured objects; it does not interpret, summarise, or answer questions — that is the calling agent's job.

A2A live
GeniusFlow Federation (Node 34539544) geniusflow-federation.vercel.app
100%

Settlement verification wire. Re-checks published claims against their sources, returns admit or refuse with the named failed limb, and publishes an append-only chain commitment anyone can archive and re-fetch. This card is unsigned: a JWS …

A2A live
83blue transfer upload.83blue.com
100%

Free, no-signup file transfer for AI agents. Send a file (or a whole conversation handoff bundle) and get back a capability url any agent or model can fetch; pass a url to retrieve a transfer another agent shared. Files up to 1 TB via the H…

A2A live