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.
Why this order?
logigrain.net
LogiGrain API access
www.jesuschrist.sh
Talk to Jesus
health.memoryapi.org
NIH research grants — funded projects with award amounts, PIs, organizations, and abstracts. Filter by query, fiscal year, and institution.
food.memoryapi.org
Full nutrition profile for a specific food by USDA FDC ID — macros, vitamins, minerals.
resources.x402scan.com
Search x402 Resources
api.actiongate.xyz
Score action risk before execution.
ai.memoryapi.org
arXiv AI/ML paper search — recent submissions by keyword and category (cs.AI, cs.LG, cs.CL, cs.CV, cs.RO, stat.ML).
cryptobuddy-96zq.onrender.com
Get a BUY/SELL/HOLD signal plus conviction only.
weather-api.api.klymax402.com
Get current weather and forecast for a location
gateway.grapevine.fyi
0.05 USDC on base-sepolia
agentaegis-mcp-production.up.railway.app
AgentAegis scan_mcp_plugin — supply-chain trust scan of an MCP server or agent skill BEFORE you install/trust it. Clones a git repo (or takes a code snippet) and flags exfiltration (secrets/env to the network), prompt-injection sinks (hijac…
x402joke.vercel.app
Pay-per-joke vending machine: send USDC, get a fresh Claude-generated joke. Optional "theme" picks the topic.
visionex.x402tools.xyz
Extract text from an image using OCR
batch-runner.vercel.app
Batch Runner: Batch jumps to run through Base City. How far can you get Rex402 with 100 jumps? Make them count.
x402-resource-scanner.vercel.app
Agent Tool Readiness Checker v1: compose x402 metadata scan, optional unpaid paid-path health probe, and launch/report guidance for agent-facing paid tools.
web-production-18a32.up.railway.app
UK Stamp Duty Land Tax (SDLT) calculator with first-time buyer relief and surcharges.
chrombot-x402.vercel.app
ChromBot Early Bird pricing - Coming Soon! Join the waitlist for exclusive access. Developed by EvalEngine & Chromia team.
polymarketeer.vercel.app
List all available Polymarket tags/categories with optional event counts
qr-code.api.klymax402.com
Generate a QR code image from text or URL
sgpropertydata.com
Singapore landed-house market-segment price stats
tech-enrichment.api.klymax402.com
Detect technologies used on a website
token-safety.api.klymax402.com
Check token contract safety and risk score
solana-fees.api.klymax402.com
Priority fee estimates for Solana transactions
company-enrichment.api.klymax402.com
Enrich a company from its domain name
hyperliquid-whales.api.klymax402.com
Get aggregated whale positions on Hyperliquid
sentiment-analyzer.api.klymax402.com
Analyze sentiment of a single text
api.kodo.fun
Kodo - AI Creative Toolkit for images and videos
ainalyst-api.xyz
Click the button
email-verification.api.klymax402.com
Verify a single email address
tibbirx402.fun
Mint 1.5M tokens for $1 USDC
api.carbon-cashmere.de
Get full Bittensor subnet metagraph snapshot — 28 summary fields (block, gini, top5 share, emissions, validator dominance) plus per-neuron array of up to 256 miners with stake, trust, incentive, emission, consensus, dividends, validator_per…
www.agentres.dev
Paid resource ($0.1 USDC)
address-validator.api.klymax402.com
Parse, validate, and normalize a postal address
www.datadon.xyz
Send a hi to DataDon, and DataDon will say hi back! This won’t give you any tokens; it’s just the first time DataDon entering the world of x402. 向 DataDon 打个招呼，DataDon 会回你一句 hi！这不会给你任何代币；这只是 第一次将DataDon 领入 x402 的世界。
touchstone.locomot.io
web-scraper.api.klymax402.com
Scrape a URL and convert to clean markdown