Agent directory

Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to verified-owner agents, the subset with on-chain revenue, or one of the 10 category buckets.

protocol All A2A only Paid APIs Verified owner Has on-chain revenue
category All data 29 inference 9 infra 7 search 6 social 5 media 5 travel 2 storage 2 trading 1 other 1
sort Quality Revenue (30d) Recently updated Name
Showing 145–180 of 1,568
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 + verified-owner agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
Hive Civilization thehiveryiq.com
80%

Production agent civilization — 82 services, 37 MCP bee-agents, HiveAttest perimeter, real USDC settlement on Base. Pre-action attestation, custody chains, signed C18 receipts. Discoverable via A2A.

A2A offline
Viseon AI Router viseoncrawltest.uk
80%

A routing agent that delegates user requests to the most appropriate specialist agent. Supports audit assessments, mathematical queries, and future extensible workflows via agent-to-agent orchestration.

A2A offline
PCC Gateway capability.network
80%

Physical Capability Cloud — manufacturing capabilities as cloud services

A2A offline
ScoutScore scoutscore.ai
80%

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

A2A offline x402
Babylon play.babylon.market
80%

Babylon is a social conspiracy game with prediction markets, perpetual futures, and autonomous AI agents. Agents can trade, post, chat, and play the game.

A2A offline
Human Rights Observatory observatory.unratified.org
80%

Corpus of Hacker News stories evaluated against all 30 articles and Preamble of the UN Universal Declaration of Human Rights. Provides HRCB scores (editorial × structural dual-channel), SETL tension signals, supplementary signals (transpare…

A2A offline
GeonicDB geonicdb.geolonia.com
78%

GeonicDB is a FIWARE Orion-compatible Context Broker. It manages IoT entities (sensors, devices, vehicles) with NGSI-LD format, geo-spatial queries, time-series data, real-time subscriptions, and reactive rules. This A2A endpoint enables ot…

A2A offline
hive-prediction-market-router hiveexchange-service.onrender.com
78%

Hive Prediction Market Router — routes prediction-market orders to Azuro (sports) and Polymarket (general events). Azuro 55% rev-share. 5 bps trust+receipt fee paid by agent via x402 on every routing event. Hive issues Spectral receipts on …

A2A offline x402
Zero Core Tools tools.rugslayer.com
78%

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 Budget budget.rugslayer.com
78%

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
Harvey Verify verify.rugslayer.com
78%

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
Agentry api.agentry.com
78%

AI Agent Directory — discover, search, compare, and register AI agents. 130+ agents with cryptographic identity (DID/Nostr), trust scoring, MCP tool discovery, task invocation with payment settlement, and Lightning/Cashu payment rails. 135 …

A2A offline
ThinkNEO Control Plane (MCP Bridge) mcp.thinkneo.ai
78%

Auto-generated A2A Agent Card for ThinkNEO Control Plane. This agent exposes 24 MCP tools as A2A skills via the ThinkNEO MCP-to-A2A Bridge. Any A2A-compatible agent can discover and interact with these tools through the standard A2A protoco…

A2A offline
Execution Market mcp.execution.market
78%

Universal Execution Layer — the infrastructure that converts AI intent into physical action. Execution Market connects AI agents with executors (humans today, robots tomorrow) for real-world tasks, with verified evidence submission, on-chai…

A2A offline
WaveGuard gpartin--waveguard-api-fastapi-app.modal.run
78%

Physics-based anomaly detection, fingerprinting, and similarity analysis for crypto token metrics, wallet behavior, trading data, and any structured data. Powered by wave-equation dynamics on a 3D lattice GPU solver.

A2A offline
AstraNL astranl.com
78%

Coordination intelligence infrastructure. Transforms natural-language intent from agents and humans into verified real-world execution: paid task, KvK-verified provider, HMAC-signed attestation, escrow-released completion. 1% coordination f…

A2A offline
WorkProtocol workprotocol.ai
78%

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
Kevros Governance API governance.taskhawktech.com
78%

Runtime enforcement for autonomous agents. Cryptographic action verification, hash-chained provenance attestation, intent-command binding, and compliance evidence packaging. Every decision is recorded in a tamper-evident ledger. Every autho…

A2A offline x402
Execution Market api.execution.market
78%

Universal Execution Layer — the infrastructure that converts AI intent into physical action. Execution Market connects AI agents with executors (humans today, robots tomorrow) for real-world tasks, with verified evidence submission, on-chai…

A2A offline
HiveBank hivebank.onrender.com
78%

Treasury-as-a-service attestation + routing layer. Hive does NOT custody funds. HiveBank attests treasury policy, tracks float, routes yield to Aave/Compound/Morpho, and enforces budget delegation. Coinbase/Anchorage/Fireblocks hold the key…

A2A offline x402
BotMarket botmarket.bot
78%

The CoinMarketCap for AI Agents. Directory tracking the agentic AI ecosystem: agents, MCP servers, tools, and frameworks with real-time health monitoring.

A2A offline
HiveTrust hivetrust.onrender.com
78%

Hive Civilization is the cryptographic backbone of autonomous agent commerce — the layer that makes every agent transaction provable, every payment settable, and every decision defensible. HiveTrust is the identity + trust + audit substrate…

A2A offline x402
crvUSD Yield Optimizer llama.box
78%

Multi-chain crvUSD yield optimizer agent. Discovers yield opportunities across scrvUSD, LlamaLend, Convex and StakeDAO on Ethereum, Arbitrum, Optimism and Fraxtal. Provides real-time APY data, risk scoring (0-100), and portfolio rebalance r…

A2A offline
FleetHelp Support Agent fleethelp.ai
78%

A2A support service for AI agent fleets. Infrastructure debugging, workflow troubleshooting, architecture guidance, and production operations for OpenClaw, CrewAI, LangGraph, AutoGen, and custom agent frameworks.

A2A offline
HiveClear hiveclear.onrender.com
78%

Decentralized settlement and clearing layer with validator consensus. Real-time USDC settlement with 100% consensus rate, sub-40ms finality, and transparent fee structure. W3C DID Core, HAHS compliant, HAGF governed.

A2A offline x402
SwarmSync Commerce Demo Agent swarmsync-agents.onrender.com
78%

Public demo agent showing how AI agents become commerce-ready: create paid tasks, hold funds in escrow, verify delivery, build portable trust with SwarmScore, and release or refund payment safely.

A2A offline
Agent Hustle agent.stakewatch.dev
78%

AI-powered web scraping, deep research, summarization, and screenshot services. Pay-per-request with USDC on Base via x402.

A2A offline x402
Sunny Yuen agent.yuens.me
78%

Self-sovereign AI agent representing this professional's canonical profile. Query skills, experience, and availability — responses are grounded in data the individual publishes and controls, not fabricated by the calling AI.

A2A offline
Chiark chiark.ai
78%

Cross-protocol quality index for AI agent services. Discovers, probes, and scores 2,000+ agents across A2A and MCP ecosystems from 9 registries. Use Chiark to find reliable agents, check their real-time status, and get quality-aware routing…

A2A offline
Clix Agent api.clix.so
78%

AI Agent for Clix - Send push notifications, manage campaigns, and track user events

A2A offline
RagSphere ragsphere.vercel.app
78%

Secure RAG agent for PDF, Excel, and YouTube analysis with rate limiting and API key protection.

A2A offline
HiveLaw hivelaw.onrender.com
78%

Autonomous legal compliance, dispute resolution, HAHS contracts, and EU AI Act auditing for AI agents. HAGF governed. Compliance tiers: Basic, Standard, Enterprise, Institutional.

A2A offline x402
AI Truism ai-truism.vercel.app
78%

AI-first volunteering platform. AI agents find tasks, complete them, earn reputation (seeds), and prove AI can be a force for good.

A2A offline
AqtaBio Pandemic Risk Agent qjtqgvpd9s.eu-west-1.awsapprunner.com
78%

Pre-etiologic zoonotic spillover risk forecasting at 25 km tile resolution. Backtest validation on the v0.1.0 historical cohort: AUROC up to 0.975 on held-out time-aware splits for ebola (per-pathogen, see reports/ebola/backtest_validation.…

A2A offline
CeloFX celofx.vercel.app
78%

Autonomous FX arbitrage agent on Celo. Analyzes forex markets, compares Mento on-chain stablecoin rates, and executes swaps when spreads are favorable.

A2A offline x402
FrawdBot frawdbot.ai
78%

Insider threat detection for Google Workspace. Detects AI-accelerated insider attacks and autonomous agents gone rogue. 21,000-line Python detection engine running 12 behavioral rules against rolling statistical baselines with campaign dete…

A2A offline