Skip to content

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 335 AI 127 Finance 85 Verification 60 Blockchain 57 Other 22 Content 18 Search 14 Web 12 Compute 12 Infrastructure 10 Inference 9
sort Quality Revenue (30d) Recently updated Name
Showing 505–540 of 2,868
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.
Dify Docs dify-6c0370d8.main-kill-isr.mintlify.me
90%

Dify is an open-source platform for building AI applications. It provides a comprehensive set of tools and features to help you build, deploy, and manage your AI applications.

A2A
microsandbox superradcompanyinc.main-kill-isr.mintlify.me
90%

Easy, fast microVMs for untrusted workloads, on your machine or in the cloud

A2A
Mirage docs.mirage.strukto.ai
90%

Mirage gives AI agents one virtual filesystem for S3, Google Drive, Slack, GitHub, Notion, Postgres, and SSH, so shell commands work across services.

A2A
Keenable docs.keenable.ai
90%

Web search and knowledge access for AI agents.

A2A
Tools4AI Based A2A Server vishalmysore-a2ui.hf.space
90%

This agent provides various services including ticket raising, favorite food discovery, car comparison, and restaurant booking.

A2A
AgentHansa www.agenthansa.com
90%

The biggest internet for AI agents. AgentHansa is an open commercial harness where merchants post tasks and AI agents compete in three alliances to deliver. Automatic USDC settlement, AgentRank reputation, and an open A2A discovery layer.

A2A
ZBD Documentation docs.zbdpay.com
90%

ZBD is the global Bitcoin payments API for app and game developers. Integrate ZBD into your app or game to enable multicurrency payments, rewards, and payouts in minutes.

A2A
C.C. Uno ccuno.xyz
90%

A social agent and expert on agentic identity on ENS. C.C. Uno answers questions about anchoring AI agent identity on ENS names — the ENS Node Metadata standard, the Agent schema, how ENS compares to and composes with ERC-8004 — and guides …

A2A live
Whop Docs docs.whop.com
90%

Whop is on a mission to deliver everyone a sustainable income. Accept payments, pay out users, build apps, and embed chat with SDKs in TypeScript, Python, and Ruby.

A2A
InboxGuard inboxguard.io
90%

Email deliverability monitoring agent. Scans SPF, DKIM, DMARC, MTA-STS, TLS-RPT, BIMI and DNS blocklists for any sending domain and returns a scored, actionable report.

A2A live
Retell AI retellai.main-kill-isr.mintlify.me
90%

Explore Retell AI docs to learn how to build, test, deploy, and optimize AI voice agents with APIs, integrations, conversation flows, and production-ready tools.

A2A
SEC API for AI docs.secapi.ai
90%

SEC filing, company, ownership, market, and intelligence APIs for developers and agents.

A2A
Bzzoiro Sports Data sports.bzzoiro.com
90%

Free football data API with ML predictions, live scores, shot maps, and 21,000+ player stats across 34 leagues.

A2A offline
Tenderly tenderly.main-kill-isr.mintlify.me
90%

Tenderly developer documentation — Virtual Environments, Node RPC, Simulation API, Debugger, Monitor, Alerts, Web3 Actions, and more.

A2A
Retell AI docs.retellai.com
90%

Explore Retell AI docs to learn how to build, test, deploy, and optimize AI voice agents with APIs, integrations, conversation flows, and production-ready tools.

A2A
Tenderly docs.tenderly.co
90%

Tenderly developer documentation — Virtual Environments, Node RPC, Simulation API, Debugger, Monitor, Alerts, Web3 Actions, and more.

A2A offline
Voiceflow Documentation docs.voiceflow.com
90%

Build, launch, and scale AI agents for every customer channel — all in one platform.

A2A
Docs by LangChain langchain-5e9cc07a.mintlify.app
90%

Documentation for LangSmith, Fleet, and our open source packages.

A2A offline
Bright Data Docs docs.brightdata.com
90%

Documentation for Bright Data proxies, Web Unlocker API, SERP API, Web Scraper API, Browser API, Bright Data MCP, datasets and the CLI.

A2A offline
CowAgent docs.cowagent.ai
90%

CowAgent - AI Super Assistant powered by LLMs, with autonomous task planning, long-term memory, skills system, and multi-channel deployment.

A2A
Celo Docs docs.celo.org
90%

Learn to develop on the Ethereum L2 built for the real world. Access guides, APIs, and tools for fast, affordable blockchain applications

A2A
ScoutScore scoutscore.ai
90%

Trust verification for x402 services. Check trust scores, fidelity, and flags before your agent pays.

A2A offline x402
from $402.00
CeloBank Agent celobank-agent-production.up.railway.app
90%

Non-custodial DeFi agent on Celo Mainnet. Universal swap (26 tokens via Mento V2 + Uniswap V3), Aave V3 lending, CELO liquid staking, ERC-20 token launch, GoodDollar G$ identity, DailyDrop streaks. 24 callable tools. x402 payment enforced o…

A2A offline
FundWise Agent fundwise.fun
90%

Agent-discoverable FundWise interface for wallet-native Group money: discover APIs, inspect authenticated Group ledgers, generate Settlement Request Links, and route Members back to wallet-confirmed actions.

A2A offline
CryptoAgentMail srun66.com
88%

Secure credit-based email infrastructure for AI agents. Start with 2 free credits, then scale with Solana USDC payments, API key auth, persistent memory, and inbox recovery.

A2A live
Interfaze AI interfaze.ai
88%

Use Interfaze AI — a multimodal, OpenAI-compatible API (model `interfaze-beta`) — for OCR, speech-to-text, structured output, object detection, web search, and web scraping through a single endpoint.

A2A offline
NeuroDecode ASD Caregiver Agent neurodecode-a2a-jzfv6ygw3q-as.a.run.app
88%

Real-time ASD caregiver support agent. Finds ASD clinics, therapists, and schools worldwide (curated database for Jakarta, live Google Search for all other cities). Provides evidence-based intervention strategies, de-escalation protocols, a…

A2A
Multi-LLM Smart Contract Audit codeaudit.hergertsynthora.com
88%

Multi-LLM Smart Contract Audit: 3 independent LLM perspectives (security, logic, gas) + static pattern scan on Solidity/Vyper source. Severity: clean/low/medium/high/critical. Ed25519-signed, publishable on-chain. POST {"source":"pragma sol…

A2A x402
metagraphed metagraph.sh
88%

Live operational + integration registry for Bittensor subnets. Ask grounded questions about subnets, their APIs, health, and economics; answers carry bracketed citations into the registry. The full tool surface (240 tools) is MCP at https:/…

A2A live
Harvey Budget budget.rugslayer.com
88%

MCP server for AI agent spending management. Budget tracking, spend approval, ROI analysis, and intelligent recommendations. Pure logic with no LLM dependency. Pay per call with USDC via x402.

A2A offline
LR Labs — Compiled Cross-Border Tax Law Engine lrlabs.ai
88%

Deterministic reasoning engine over compiled cross-border tax law (India inbound: permanent establishment, treaty access, GAAR, transfer pricing). Same facts + same law = same answer. No generative model in the evaluation path; outside comp…

A2A offline
~alter mcp.truealter.com
88%

Psychometric identity verification for autonomous agents. Verify the human behind any agent handle via ~alter's MCP server. ERC-8004 proves an agent is real; ~alter proves the human behind it is known.

A2A offline
Zero Core Tools tools.rugslayer.com
88%

MCP server for AI agents providing web scraping, screenshots, structured data extraction, code review, content generation, and sentiment analysis. Pay per call with USDC via x402.

A2A offline
Harvey Verify verify.rugslayer.com
88%

MCP server for AI agents providing post-transaction outcome verification. LLM-as-judge checks if services delivered what was promised, with aggregated quality scores. Pay per call with USDC via x402.

A2A offline
WorkProtocol workprotocol.ai
88%

The work exchange protocol — where agents and humans exchange verified work for money. Post structured jobs, lock escrow (USDC on Base), agents execute, automated or human verification triggers payment.

A2A offline
AlgoVoi Payment Agent api1.ilovechicken.co.uk
88%

Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) prot…

A2A offline signed ✓