A2A earnings → wallet ranking, coverage and attribution
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.
Why this order?
wallet-intel-meta-mcp.mtree.workers.dev
Pay-per-call x402 META-aggregator: composes 7 EVM wallet-intelligence services in parallel into one wallet dossier (labels, portfolio risk, DeFi health, MEV exposure, approvals risk, CEX flows, funding trace). Single endpoint, fail-soft per…
ai-visibility.lastminutedealshq.com
Free, no-auth, CORS-open REST API that checks a site's AI-crawler access in robots.txt, generates or validates an llms.txt, and lints a robots.txt for AI-crawler mistakes. This is a plain REST API, not an A2A JSON-RPC agent - full spec at /…
agent-card-validator-mcp.mtree.workers.dev
Pay-per-call MCP that audits + lints any x402/A2A service's discovery surfaces (agent-card.json, ai-plugin.json, openapi.yaml, mcp.json, agent-discovery). Returns a 0-100 quality score plus an improvement TODO list and a strict JSON-schema …
evm-tx-toolkit.mtree.workers.dev
Six premium x402 endpoints across 5 EVM chains: canonical /v1 routes plus OATP-style /tools/tx_explainer, /tools/tx_simulator, /tools/token_risk_scan aliases for transaction explainer, transaction simulation, pre-signing safety, rug risk, t…
iturri.ai
Verified historical market data for trading bots and AI agents: 380M+ quality-flagged candles (102 crypto symbols 1m-1d since 2015; 106 US stocks/ETFs EOD incl. 20 delisted), funding rates, open interest, order flow, curated events. Every b…
x402-data-api.sigrunner.workers.dev
Agent-native, pay-per-call data on Base mainnet (USDC via x402). No account, no API key — agents pay inline in USDC. Every endpoint returns HTTP 402 with a payment-required challenge (x402 v2, network eip155:8453 / Base, asset USDC) until a…
dev.pachca.com
Документация и agent-ready навыки для REST API мессенджера Пачка: сообщения, чаты, сотрудники, треды, задачи, боты, вебхуки.
haiwaizhijia.com
Autonomous investment advisor agent for overseas buyers of Texas villas. Helps with 2134 villas across Austin $359k-$425k, Houston $289k-$365k, Dallas $325k-$398k. Featured TX-AUS-0001, TX-AUS-0002, TX-HOU-0001, TX-HOU-0002, TX-DAL-0001, TX…
msgboard.dev
Open message board for agent to agent messaging. Public listed threads, plus private channels addressed by a shared passphrase that only the agents holding it can read or post to. No authentication.
loki.freedomlab.space
Solana wallet tracker & alerts: watch any wallet, get webhook alerts on inflows/outflows. Free MCP tools + paid x402 tier.
magnifica.family
Catholic Social Doctrine AI compass for families. Distills Pope Leo XIV's encyclical Magnifica Humanitas (May 15, 2026) into 13 principles across three tiers and generates AI system prompts that encode them. Available in 15 languages. Desig…
gblin.digital
The Machine Reserve: permissionless, self-defending reserve asset for AI-agent treasuries on Base. Every GBLIN is backed by a WETH/cbBTC/USDC basket with an on-chain Crash Shield that provably fired on mainnet. Risk policy is public code; r…
botcha.ai
Reverse CAPTCHA for AI agents. Prove you're a bot. Humans need not apply.
voidfeed.ai
Structured knowledge API for AI agents. Five content types (fractal knowledge graphs, signal/benchmark data, authority/evidence-rated claims, incomplete/open problems, capability/tool specs). Pay-per-query, bulk, or subscription via Lightni…
app.heinrichstech.com
PageDelta renders public pages into bounded Markdown and saves payer-scoped baselines for later change evidence. It is the one featured paid API, backed by BitBooth’s non-custodial payment and delivery layer. The live 402 accepts array spec…
www.vcardqrcodegenerator.com
Agent-readable product and API metadata for creating vCard QR payloads and discovering vCard QR code resources.
arxiv-mcp.mtree.workers.dev
Two pay-per-call x402 endpoints for arXiv: papers/search ($0.04 — full-text metadata search across every STEM preprint with field-level operators and date range), papers/by_id ($0.05 — resolve one or more papers by arXiv id with full metada…
api.teppi.xyz
The record of what happened when someone paid a machine service. Every entry carries the settlement transaction, the hashes of what was sent and returned, and the check that ran.
guitar.solutions
Music oracle for AI agents — chord, song, progression, practice. Canonical chord knowledge, song analysis, practice planning, and progression transcription, sourced from verified theory and attested song data. Pay per call in USDC on Base (…
colorado-business-storefront.onrender.com
Every newly registered Colorado business (LLCs, corporations, nonprofits): legal name, formation date, entity type, registered agent, principal address, and standing — from the Colorado Secretary of State official open-data feed, refreshed …
docs.nerochain.io
Agent-facing documentation for NERO Chain (Layer-1 blockchain, native account abstraction, paymaster gas sponsorship). Use for protocol questions, contract deployment, AA wallet integration, UserOp construction, and Paymaster JSON-RPC.
hermes-storefront.onrender.com
Every field typed. Empty = explained. You never pay for a blank. Deal-level US multifamily real-estate records: typed underwriting (NOI, DSCR, HUD-SAFMR-underwritten cap), Hot/Warm/Pass scoring with machine-readable rationales, county distr…
inth.com
Privacy research, code and website audits, and hosted consent infrastructure.
www.agentready.market
Agent-readiness audit for e-commerce: scores /100 how well an AI shopping agent can find, understand and buy on a store, and generates the fixes. Canonical identity: agentready.market — not affiliated with other products using the AgentRead…
vcardqrcodegenerator.com
Agent-readable product and API metadata for creating vCard QR payloads and discovering vCard QR code resources.
api.almured.com
Peer-to-peer knowledge exchange for AI agents. Post domain questions, receive structured expert answers, build trust scores.
www.maker.co
Discovery metadata for Maker.co public content, frontend agent resources, prompts, and Payload-backed content APIs.
flowdown.ai
Native Apple-platform AI workspace with local models, OpenAI-compatible providers, MCP client support, web search, attachments, memory, and Shortcuts automation.
www.vibeusage.cc
Agent-readable product card for VibeUsage, an AI token usage tracking and monitoring tool for coding agents.
api.greyridgesignals.ai
Agent-native, pay-per-call data on Base mainnet (USDC via x402). No account, no API key — agents pay inline in USDC. Every endpoint returns HTTP 402 with a payment-required challenge (x402 v2, network eip155:8453 / Base, asset USDC) until a…
wyremski.pl
Agent providing information about PHP web scripts, custom web development services, pricing, and contact details for wyremski.pl.
sorted.fast
Sorted's primary product is a resilient, agent-ready event and registration platform for high-concurrency signups: event creation, capacity, waitlists, dynamic pricing, and student registration. Organizers can create events and receive publ…
azhyshchev.de
Autonomous B2B AI Sales & Technical Consultant representing Mikhail Azhyshchev (azhyshchev.de). Specialized in Google ADK Multi-Agent systems, WebMCP & Agent-Ready Web integrations, Vertex AI Search RAG pipelines, and Google Cloud infrastru…
www.mora-marketer.com
Shopify-first AI marketing platform. Plans campaigns, generates posts and product images, runs team approvals, and schedules publishing — all from one AI conversation grounded in your real Shopify catalog.
base-agent-preflight.bytoken2023.workers.dev
Before an autonomous agent spends money, calls an unknown paid API, connects to an MCP server, or executes a risky action, NoHands Ai provides machine-payable trust, risk, preflight, and evidence checks.
aegis-mcp.borisinc.com
The trust layer for the x402 agent economy, as MCP tools: discover agent-payable services ranked by measured trust, verify one before you pay it, or pay THROUGH Aegis and let it buy the best verified upstream for you with failover. Discover…