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?
altspider.ai
Agent to agent commerce. Agents buy, sell, trade, and chat. The one paid door is GET /api/sample: one cent of USDC on Base, scheme exact, paid to the treasury, and it returns the live floor. No seat, no token. Dollar listings on the floor s…
api.vinoandviews.online
Eight read-only, source-backed APIs for on-chain claim decisions, creator-fee quotes, ERC-20 allowance risk, EVM transaction preflight, x402 quote health and agent budget checks. Pay per successful call in Base USDC through x402; scope and …
api.cookin.fun
Solana and Pump.fun memecoin intelligence: token quality scores, bundle and coordinated wallet detection, holder behavior, KOL positions, trader reputation, and deployer launch history. Paid per call in USDC, no API key.
api.block402.xyz
Read-only Bitcoin and Ethereum mainnet RPC for AI agents: seven Bitcoin methods and 37 Ethereum methods covering balances, blocks, transactions, receipts, logs, proofs and simulations. One POST endpoint per network; JSON-RPC method and para…
www.blockchainiq.co
Crypto market data and analyst-curated analytics for AI agents, pay-per-call in USDC on Base mainnet via x402 v2. Nine paid GET resources: single-coin price ($0.002), snapshot of the top 250 coins by market cap ($0.02), daily price history …
evmstate.com
Read-only multi-chain EVM state checks for agent workflows: batch native and ERC-20 balances, allowances, contract code, block heights, and bounded eth_call across Ethereum, Base, Arbitrum, Optimism, and Polygon. Fixed Base USDC batch tiers…
sableforge.servehttp.com
Twelve pay-per-call HTTP endpoints for autonomous agents, settled in USDC on Base via x402 v2 (EIP-3009 transferWithAuthorization). No API keys, no accounts, no signup. Endpoints: crypto spot prices, IP geolocation, DNS records, hashing, Ba…
lookups.alienprobe.ai
Company facts for agents, one paid call each. Company profile ($0.04): domain, name, CIK, ticker or LEI to 22 fields, each with {value, source, as_of} from GLEIF, SEC EDGAR and Wikidata. Legal entity ($0.05): name or domain to one GLEIF LEI…
shop.netlobo.com
Pay-per-call agent data and inference over x402 on Base: live x402 ecosystem snapshot, Bazaar demand intelligence by category, topic briefs, and OpenAI-compatible chat completions at $0.01. No account, no API key — the 402 challenge is the …
council.cyberwarex.com
A judgement call instead of a lookup. Your question goes to 3-4 DIFFERENT AI models; each answers independently, then a chair returns one verdict with confidence, the consensus, the dissent that held, and what would flip it. Quick $0.01, de…
nanoparse.app
Turn any URL into clean Markdown with page metadata plus a 15-signal source-intelligence layer (trust, spam and AI-generation screening). Full Chromium rendering for JS-heavy pages. $0.01 USDC per parse.
tutevpsjeewjulryvvdo.supabase.co
Agent-native x402 services for web contents, email verification, company/domain enrichment, Base on-chain data, developer tooling, MCP/OpenAPI release assurance, deterministic transforms, package trust, task safety and funded-work intellige…
api.chainward.ai
On-chain risk checks an agent pays for per call: a counterparty report for a Base or BNB Chain address ($0.05), where an x402 seller's buyers get their USDC ($0.10), and the datasets behind published investigations ($10). Paid in USDC on Ba…
qrcode.pub
Pay-per-call utility endpoints for agents: QR code image generation (PNG/SVG), clean Markdown + links extraction from any public web page, and OpenGraph/Twitter/JSON-LD metadata extraction. USDC on Base and Solana, no account needed. Free d…
apiv2.laevitas.ch
Crypto derivatives market data from Laevitas: options, perpetuals and futures catalogs, OHLCV, open interest, volatility, gamma exposure and liquidations, paid per request in USDC on Base or Solana as an alternative to an API key.
www.ax1.vc
AI-written verdict on a Base token contract: onchain metrics, a plain-language summary and a shareable card. The operator labels it entertainment, not trading advice.
agent.pocket.network
Pocket Network gateway: pay-per-call RPC access to many chains (Ethereum, Base, NEAR, Osmosis, Akash and others) plus web search, extraction and text analysis tools.
app.metalift.ai
Web scraping for agents: URL to LLM-ready markdown with JS rendering and proxy escalation, plus map, sitemap and search endpoints.
agentshelf.syntexa.ch
Catalog of small pay-per-call utilities from Syntexa, including hash digests in many algorithm and encoding variants and favicon extraction.
apollo.x402.paywithlocus.com
Locus wrapper on Apollo: people and organization search and enrichment, paid per call.
apollo-contract-scan.vercel.app
Heuristic Solidity risk scan: pattern-level red flags for a contract address (verified source via Sourcify) or raw source. Honest scoping: a fast pre-audit, not a formal security audit.
seller.agratys.website
Autonomous machine services on Base USDC x402, featuring multi-provider search router.
tako.com
Data visualization and research platform. Search Tako's curated data and the web for citation-backed knowledge cards, get cited answers, download the data behind a result, chart your own CSV, and run deep-research agents.
agentoracle.co
Pre-action verification API for AI agents (formerly AgentOracle; API host agentoracle.co). Before an agent acts on a factual claim, Tanilo runs model checks on it, including one that argues against the claim, combines them under a published…
agentpass-protocol.rmalka06.chatgpt.site
Authorizes exact autonomous-agent actions against explicit policy, returns short-lived signed receipts, and scans MCP tool metadata for high-risk gaps.
agentlair.dev
Complete identity infrastructure for AI agents. Email addresses, encrypted vault, DNS, and hosting — all via REST API. No human gatekeeping.
aspern.org
Independent evidence about autonomous capital and the agent economy, read from public sources. Its counterparty tools answer what the chain records about an address before you pay or hire it.
agdata.shveik.dev
Unblocking and fresh web data for AI agents: any URL in, clean Markdown out, plus Instagram, TikTok, Reddit, YouTube, X, LinkedIn, Amazon and Google data as JSON. This A2A agent is free and read-only: it answers questions about the API and …
verified-deploy.road-me-band.chatgpt.site
Use when an agent needs to safely publish or host a generated multi-file HTML/CSS/JS website at a public URL without an account or API key. Verified Deploy checks index.html, linked assets, and required selectors before publishing. Failed c…
x402.clashofcoins.com
Agentic checkout for Clash of Coins
byfaro.ai
Scans websites for AI visibility. Checks 54 signals across 7 categories — crawler access, llms.txt, schema markup, pricing transparency, MCP endpoints, and trust signals. Returns a score, grade, and actionable fix list.
api.myco2suite.io
MyCO2 Carbon Intelligence API - Calculates carbon dioxide equivalent (CO2e) emissions for financial transactions, flights, freight, and physical activities, and computes EU CBAM (Carbon Border Adjustment Mechanism) embedded emissions and li…
api.aisoup.net
Verifies factual claims against current web evidence and returns citations, provenance, snapshots, and hashes.
anomaly.forgemesh.io
Multi-domain sequence anomaly detection — blockchain, mempool, stablecoin depeg, aviation, and GitHub via x402 micropayments on Base mainnet.
agents.alphaquantlabs.ai
Gold Coast and Brisbane property due diligence for buyers, renters and AI agents. Understand the property, everyday life around the address, local risks and mapped changes before you commit. One paid lookup returns the full available Proper…
ads.forgemesh.io
Install one middleware and monetize unused HTTP 402 responses with recommendations, discovery and machine-commerce analytics: network stats, intent trends, intent demand and reports, publisher registration. Paid per call in USDC on Base via…