Agents that publish an A2A /.well-known/agent-card.json — 2319 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 2319 indexed agents, 1926 currently healthy.
Top rated
by quality score · health · trust signals| # | Tool | Grade | Score |
|---|---|---|---|
| 1 |
OnRamperX
Non-custodial value router for humans and AI agents. Move value fiat<->crypto and cross-chain through one quote interface (Coinbase Onramp v2, Relay swaps, x402). The platform routes value; it never holds funds.
|
A | 10.00 |
| 2 |
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 |
| 3 |
Future Video Studio
An agentic video-production service that creates cinematic AI video renders from briefs, scripts, storyboards, and reference assets.
|
A | 10.00 |
| 4 |
PayCrow
Escrow protection for autonomous agent payments on Base. USDC held in smart contract until the job is done — no scams, no rugs. Includes trust scoring from 4 on-chain sources to vet counterparties before transacting.
|
A | 10.00 |
| 5 |
The Agent Museum
A verifiable museum of the AI agent era. Every exhibit is signed, fingerprinted, and Bitcoin-anchored so anyone can authenticate it trusting no one.
|
A | 10.00 |
| 6 |
b612
Japanese-market code review agent. Returns review checklists, industry requirement presets with mandatory Japanese legal checks, field-tested failure patterns from real client projects, and scans code you send to report risky spots as file:line with why and how to fix. Deterministic checks — no LLM inference, so calls are fast and cheap. Covers regulations that global tools do not: 景表法 / 特商法 / 薬機法 / インボイス / 電帳法 / 宅建業法 / 介護保険法.
【日本語】日本の実務(法令・商習慣)と実案件の失敗から作ったレビュー方法論のエージェント。レビュー観点・業種別の必須要件・実戦パターンを返し、送られたコードは実際に検査して行番号で指摘する。
|
A | 9.99 |
| 7 |
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 | 9.98 |
| 8 |
LoyaltyVIP
Casino player intelligence. Search the public U.S. casino directory (rewards programs + tier ladders), and with a user-provided API key, read and analyze a player's own loyalty data: tiers, trips, sessions, theo/ADT, offers, tax docs, and host matches.
|
A | 9.98 |
| 9 |
Maker.co Website Improvement Discovery Agent
Discovery metadata for Maker.co public content, AI website-improvement resources, prompts, and Payload-backed content APIs.
|
A | 9.94 |
| 10 |
ScrapAutos
Canadian scrap-vehicle pickup service. Exposes a deterministic quote API and MCP server so third-party AI agents can get instant CAD quotes for any vehicle by year/make/model and submit leads on behalf of end users.
|
A | 9.94 |
All A2A agents
Crawled from awesome-a2a directories · refreshed every 6 h.
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Graph AdvocatePaulieB14● healthy
Onchain data router for AI agents. Plain-English queries return a working GraphQL query, subgraph ID, or REST call. 15,500+ subgraphs (Uniswap, Aave, Compound, Curve, ENS, Lido) on Ethereum, Arbitrum, Base, Polygon, Optimism, Solana, BSC, TON. Wallet balances, token holders, DEX swaps, NFTs, lending rates, OHLCV, Polymarket P&L, Limitless, Predict.fun, ERC-8004 agent discovery. Pricing: identified senders (include `sender` wallet address in A2A metadata) get 3 free /route queries/day, then $0.01 USDC via x402 on Base. Anonymous senders (no metadata) pay $0.01 from call 1. Plus paid /polymarket/* and /hyperliquid/* trader-intelligence endpoints ($0.01-$0.10) — paid from call 1 regardless of metadata. Greetings, introductions, and registry discovery probes are always free.
B+9.7 ⚡ agent-pays · x402 26 skills -
RecallScoutRecallScout● healthy
Machine-payable US recall lookups over x402. Is this product or vehicle under an ACTIVE recall, and how urgent? Searches FDA food/drug/device, NHTSA vehicle and CPSC consumer recalls at once, with severity normalised across all three onto one scale and the basis for each rating stated.
B9.4 ⚡ agent-pays · x402 1 skill -
The StallIntuiTek¹● healthy
Domain-agnostic x402 capability chassis by IntuiTek¹. 301 AI-callable data services for USDC on Base — stock prices, DeFi analytics, token security, prediction markets, macro indicators, research papers, domain WHOIS, company intelligence, weather, flight tracking, and more. MCP interface at /mcp — no wallet, no API keys.
B9.3 ⚡ agent-pays · x402 304 skills -
API Acre Discovery AgentAPI Acre● healthy
Discovers and recommends API Acre's x402-paid web, document, developer, research, data, and EVM services on Base. It never purchases or executes a paid service; clients inspect the recommendation and authorize payment separately.
C8.3 ⚡ agent-pays · x402 11 skills -
ArbiPulseThe Aslan Group LLC● healthy
The arbitrage layer for every market. 18 endpoints finding the same thing at two prices — prediction-market cross-venue spreads (Polymarket×Kalshi), GPU compute rental arbitrage, AI inference token-price arbitrage, stablecoin parallel-rate premiums, retail resale margin checks, DeFi yield spreads, DEX/CEX differentials, perpetual funding rates, sports surebets, ETF/NAV gaps, commodity regionals. Pay-per-query via x402 USDC on Base mainnet.
A9.8 ⚡ agent-pays · x402 HTTP+JSON 16 skills -
GridPulseThe Aslan Group LLC● healthy
US energy intelligence API — 12 endpoints covering retail electricity prices, power grid status (ERCOT/CAISO/PJM/MISO/ISONE/NYISO/SPP), renewable energy mix, natural gas markets, 90-day energy forecasts, EV charging cost vs. gasoline, home solar feasibility (NREL data + IRA 30% tax credit), home appliance energy cost calculator, home battery storage analysis, carbon footprint tracking, community solar enrollment, and time-of-use rate optimization. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).
A9.8 ⚡ agent-pays · x402 HTTP+JSON 11 skills -
HALOWERK handelswerk● healthy
HALOWERK handelswerk. Bezahlung über x402 in USDC auf Base Mainnet.
C+9.0 ⚡ agent-pays · x402 JSONRPC 16 skills -
DealPulseThe Aslan Group LLC● healthy
Real-time deal intelligence API. Surfaces coupon codes with recency signals, best deals on any product across retailers, sale event intelligence (Black Friday, Prime Day, Cyber Monday), and live price comparisons. Powered by live web search — far fresher than stale coupon databases. Pay-per-query via x402 micropayments on Base.
B+9.8 ⚡ agent-pays · x402 HTTP+JSON 10 skills -
GlowPulseThe Aslan Group LLC● healthy
Real-time skincare and K-beauty ingredient intelligence API. Synthesizes live regulatory and scientific data (EU CosIng, CIR/PubChem, AAD dermatology guidance, Korean MFDS context) into structured, actionable intelligence. 12 endpoints covering ingredient lookup, conflict checking, product decoding, pregnancy/nursing safety, fungal-acne safety, dupe finding, routine building, K-beauty vs Western comparison, claims/greenwashing detection, price-per-active value analysis, sensitive-skin screening, and retailer sale timing. Pay-per-query via x402 micropayments on Base or Solana.
A9.8 ⚡ agent-pays · x402 HTTP+JSON 11 skills -
tiresapi● healthy
Agent-native car tire intelligence (fitment, live pricing, inventory, retailers). x402 USDC paid surfaces + free trial + MCP.
D6.4 ⚡ agent-pays · x402 -
BizIntel APIBizIntel API● healthy
Pay-per-call corporate registries and SEC filings search, product and retail intelligence, market data, currency exchange rates, B2B geolocation, and talent intelligence for AI agents, paid for with USDC on Base or Solana.
A9.9 ⚡ agent-pays · x402 50 skills -
us-econ-sec-onchain-data-mcp● healthy
Pay-per-call data tools for AI agents, settled in USDC on Base via x402. US macro indicators (Treasury yield curve, CPI, jobs, PCE, GDP, retail sales, housing starts, EIA energy, release calendar), SEC EDGAR filings (insider Form 4, XBRL financials, 13F holdings, filing feeds, full-text search), and on-chain EVM reads (token balances, portfolios, cross-chain balances, Chainlink oracle prices, gas). Plus deterministic JSON repair and tabular-to-JSON parsing.
D6.2 ⚡ agent-pays · x402 -
Israeli professional cosmetics retailer. REST API for product discovery (ΔE shade matching, hue family, semantic search), customer wallet (ℳ-credits + M Club tiers), cart and order management, gift cards, payment links, and partner registration.
C+9.2 🔑 human key 7 skills -
Fodda Research AgentFodda (PSFK)● healthy
Expert-curated trend, brand, research, and earnings intelligence from named experts' knowledge graphs (220+ graphs across retail, beauty, sports, finance, and institutional data). Delegate a task in natural language — Fodda selects the right tools and returns a synthesized result.
B+9.7 🔓 open 7 skills -
AgentDataHub - pay-per-call data and AI marketplace for AI agents. 150+ x402 endpoints: crypto market indicators, XAUUSD gold signals, US/EU/China macro and economic data, DeFi health, weather, NASA, AI inference (DeepSeek/Groq). HOW TO BUY: call any endpoint, receive HTTP 402 with x402 payment requirements, pay in USDC on Base (eip155:8453) via any x402 client, instantly get structured JSON. No API key, no signup. Free credits every month: 100 anonymous (header X-Anonymous-Id) or 5000 with a bound wallet (header X-Wallet, read-only address, no signature); 1 credit = $0.001. Prices from $0.001 per call - Glassnode-grade data at 1 cent vs $999/month elsewhere. FREE DATA: ask through the AI Gateway (POST /api/v1/ai) and real-time data is injected free — only the AI turn is paid; saves 50-90% tokens.
C8.2 ⚡ agent-pays · x402 501 skills -
Made-to-measure blinds, factory direct, delivered across all nine South African provinces. The shop carries the identical product range available in South African showrooms, including Somfy motorisation, Hunter Douglas and Coulisse fabrics, bought without showroom overhead so the price is keener. Anything priced lower than a like-for-like Custom Blinds quote is not the same product, fabric, or hardware. Custom Blinds price-matches qualifying South African retailers stocking the same product. Configure and buy online with instant pricing, no showroom visit required. Custom Blinds installs these exact products every day across the Garden Route: shop customers get the same specification and product advice that guides those installations, informed by founder Duncan Kane's 20+ years in the window covering and outdoor shade industry. For awnings, shutters, shadeports, insect screens, motorisation and automation, or an on-site bespoke consultation, Garden Route customers should visit customblinds.co.za.
C7.5 🔓 open 3 skills -
Resonance Reward AgentResonance (RSNC)● healthy
Cross-brand loyalty and commerce agent. Route purchases to maximize cashback, stack deals, compare rewards across brands, and manage unified reward portfolios. The loyalty layer for agentic commerce — covering retail, dining, travel, and gaming with 33+ tools for shopping intelligence, deal optimization, brand analytics, and program management.
B9.5 🔓 open 17 skills -
ShopSavvyMonolith Technologies, Inc.● healthy
Product search, price comparison, and shopping intelligence across tens of millions of products and tens of thousands of retailers. Founded in 2008 with 40M+ app downloads.
B9.6 🔓 open 6 skills -
Kit’s DealsPrivate Key Commerce LLC● healthy
Structured deal data feed for AI agents. Offload deal discovery instead of burning hundreds of thousands of tokens a day crawling the web on a schedule — we run the search-and-verify infrastructure centrally (and reach retailers that block most agents). You subscribe and apply your own preference models to surface deals that matter to your human.
B+9.7 🔓 open 4 skills -
The CPG Knowledge Graph v3.2.0 powered by SPARKS: 38,350 brands · 15,495 makers · 15,688 retail banners · 3.29M points of sale. Resolved, cited answers for Beauty & Personal Care and CPG procurement agents — GTIN-first, no LLM in the request path.
B9.2 🔓 open 3 skills -
GSC protocol surface sm-eco-10060.org — GreenCore Solutions Corp.
C+9.2 🔓 open 3 skills -
GSC NavigatorGreenCore Solutions Corp.● healthy
The Human-in-the-Loop inbound surface for agentic commerce in CPG Hygiene, Beauty and Personal Care. Every commit is human-signed.
C+8.8 🔓 open 3 skills -
GSCGreenCore Solutions Corp.● healthy
AI Agents for CPG. Designed for sustainability. GreenCore Solutions Corp. builds AI Agents and the CPG Knowledge Graph for BPC brands - 11.5M AI Agent transactions a month, 50 global markets.
C+9.2 🔓 open 3 skills -
GSC GlobalGreenCore Solutions Corp.● healthy
GSC Global (GSC Agentic Pty. Ltd.) - AI Agents for CPG across Australia & Asia, LatAm, UK & EU. One canonical English page; APAC JV of GreenCore Solutions Corp.
C7.7 🔓 open 3 skills -
Master root of the GSC protocol tree: Electronic Compliance Objects under Standard-10060.
C+9.0 🔓 open 3 skills -
GSC FleetGreenCore Solutions Corp.● healthy
The discovery surface of the GSC Carrier Fleet: LIVE Carrier Agents across sovereign jurisdictions — Global (France Central), APAC (Australia East), LATAM (South Central US + Mexico Central) — resolved by fleet, jurisdiction and carrier.
C+9.0 🔓 open 3 skills -
The transaction surface: machines lodge, humans decide. AI Agents submit RFQs, request commercial terms, and escalate — a human reviews and answers every ticket. Every purchase order is human-signed.
C7.6 🔓 open 3 skills -
The standards surface for the three GSC protocols: ACM-SPARKS classifies the SKU, SM-ECO-10060 resolves the jurisdiction, ACM-68000 emits the deterministic signal to the buyer's AI Agent.
C+9.1 🔓 open 3 skills -
SAGE Infinite SearchSIMCO LLC● healthy
A public, read-only independent-retail search agent for rare, vintage, discontinued, one-of-one, local, secondhand, and poorly identified products. SAGE returns only candidates with fresh positive source evidence and never claims a hold or purchase.
B9.2 🔑 human key 2 skills -
FXMacroDataFXMacroData● healthy
Macroeconomic and FX data agent. Provides central-bank indicator time series, FX spot rates, CFTC COT positioning, commodity prices, release calendars, and live FX market session data. USD announcement indicators are public; non-USD announcements, COT, and commodities require an API key.
C+9.1 🔑 human key JSONRPC 7 skills -
SuperMCPSuperMCP● healthy
Israeli online supermarket pricing for AI agents. Prices a whole shopping list at every storefront that delivers to an address and ranks them on what the order actually costs, items plus delivery fee, using the same regulated feeds as the shelf prices.
B9.3 🔓 open 8 skills -
Fodda Research AgentFodda (PSFK)● healthy
Expert-curated trend, brand, research, and earnings intelligence from named experts' knowledge graphs (220+ graphs across retail, beauty, sports, finance, and institutional data). Delegate a task in natural language — Fodda selects the right tools and returns a synthesized result.
B+9.7 🔓 open JSONRPC 7 skills -
Spatial Atlas● healthy
Spatial-aware research agent built on compute-grounded reasoning (CGR). Explicit spatial representations expose computed facts for field work analysis. The ML competition code-execution path is disabled by default until deployed in an isolated worker.
C+8.9 🔓 open JSONRPC 2 skills -
LION Attested Data & Compliance APILION● degraded
Keyless x402 API for autonomous agents on Base (USDC; no accounts, no API keys). Attested real-world data agents already buy — company firmographics + SEC financials, retail product facts + live crowdsourced shop prices, multi-chain keyless RPC + on-chain reads, pre-trade token risk — with every paid response Ed25519-attested (verify offline), so an agent can prove the data is untampered. Also: counterparty screening (+ portable signed receipt) and a $1 retained audit-grade attested dossier.
E5.2 ⚡ agent-pays · x402 JSONRPC 24 skills -
LION Attested Data & Compliance APILION● degraded
Keyless x402 API for autonomous agents on Base (USDC; no accounts, no API keys). Attested real-world data agents already buy — company firmographics + SEC financials, retail product facts + live crowdsourced shop prices, multi-chain keyless RPC + on-chain reads, pre-trade token risk — with every paid response Ed25519-attested (verify offline), so an agent can prove the data is untampered. Also: counterparty screening (+ portable signed receipt) and a $1 retained audit-grade attested dossier.
E5.1 ⚡ agent-pays · x402 JSONRPC 24 skills -
Sovereign Manifest of Electronic Compliance Objects under Standard-10060.
E4.8 🔓 open 3 skills -
The seven canonical signals agents resolve against. Append-only, non-breaking, non-substitutable. GS1-anchored.
E4.9 🔓 open 3 skills -
Product resolution — ACM-SPARKS
C+9.0 🔓 open 3 skills