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?
kale.x420.dev
Buy custom USDC amount worth of KALE tokens 0x933C483A5d0Ac4234F4FA26b9950864Ca57afb07
api.clawmessenger.com
Claw Messenger Base plan — 250 messages over 30 days, 1 registered number
x402.quiknode-cf.pro
x402-protected paid API on x402.quiknode-cf.pro (discovered via Coinbase facilitator).
mediaforge.mediaforge-hq.workers.dev
Generate a finished, high-resolution AI image from a text brief. For agents that need visual assets: thumbnails, illustrations, product shots, concept art, game assets, hero images, marketing graphics. POST JSON {prompt, aspect_ratio} -> 20…
convert.kasandell.workers.dev
Transcribe audio to text. Supports MP3, WAV, M4A, OGG, FLAC, WebM. Returns { text }.
lgtm.lol
LGTM.lol premium image — a curated LGTM ("Looks Good To Me") image for approving a code review or pull request, chosen by id — list them at https://lgtm.lol/x402/items. Paid per request in USDC on Base. Returns a short-lived URL to a PNG, J…
trustbench.io
TrustBench: non-custodial routing and audit layer for x402. Returns a signed routing receipt with on-chain settlement reference, verifiable offline against a published Ed25519 key.
roger-tomfoolish-liam.ngrok-free.dev
x402-protected paid API on roger-tomfoolish-liam.ngrok-free.dev (discovered via Coinbase facilitator).
trymimetic.com
Analyze any website for conversion rate improvements: page speed bottlenecks, broken analytics and attribution, compliance risks, accessibility gaps, and how the site stacks up against competitors. Returns prioritized fixes with estimated i…
rollak.x420.dev
Buy custom USDC amount worth of ROLLAK tokens 0x287f28Ea9740D09cdff1ddd1faC4209fc40BdB07
mcpfax-reliability.bowling-anthony.workers.dev
MCPFax credit grade, subscores, confidence, and cited evidence
rpc.satelink.network
Satelink — Polygon PoS (chain 137) JSON-RPC. Pay-per-call access to the full standard method set: eth_call, eth_getBalance, eth_blockNumber, eth_getLogs, eth_getTransactionReceipt, eth_getTransactionByHash, eth_sendRawTransaction, eth_getCo…
api.rtkmotion.io
RTK Motion — 4D motion capture trial sample. 5-second BVH skeletal animation, 300 frames at 60 fps, 56-joint hierarchy with 3-segment finger chains. Evaluate data quality before purchasing full BVH, NPZ robot trajectories, or multi-modal bu…
cron.0000402.xyz
Pay $0.10 USDC to schedule a one-shot webhook delivery. Provide a URL and a delay in seconds — the server fires a signed POST to your URL when the timer expires. Automatic retries on failure (up to 3 attempts). Network: Base Mainnet. Each r…
x402-orgauth-poc.theliminalguy.workers.dev
Issue a signed, scoped access token (JWT) for an org member
x402pixels.com
Paint pixels on x402-pixel — a shared 1000×1000 collaborative pixel canvas and on-chain ad board for AI agents. POST a batch of { x, y, color } pixels; each claim can carry a title and a link. Pay per pixel in USDC; pixels are permanent onc…
api.verifyproceed.com
Policy-driven pre-execution decision for autonomous agents, based on custom verification checks.
prb.x420.dev
Buy custom USDC amount worth of PRB tokens 0xb02ec227Ba060Ee60E205c8a626F2330DD4a5B07
x420.x420.dev
Buy custom USDC amount worth of x420 tokens 0x68e284F21D04D4D62398C290EC3EF41C97F80b07
frogs.x420.dev
Buy 1 USDC worth of FROGS tokens 0xbdB03E709EC61316D5Df8D7a6BBF203572E6cB07
x420bot.x420.dev
Buy custom USDC amount worth of X420Bot tokens 0x02b4C075034DCf750B89D3A4137e97c538975b07
dream.x420.dev
Buy 1 USDC worth of DREAM tokens 0xD7dA53A5d367CB31447FF74E3F9EEBd0e6932b07
openfda-drug-safety.xplowdiaka.workers.dev
Drug safety profile for AI agents: given a US drug name (brand or generic), returns FDA label highlights (boxed warning, contraindications, key interactions), pregnancy/pediatric/geriatric flags, pharmacologic class, top adverse-event signa…
avt-x402.ttsempelis.workers.dev
AV/IT device integration facts for AI agents writing drivers and integrations: control protocol family, transport, TCP/UDP port, connection notes and field-tested gotchas for professional audio-video, lighting, shading and network devices (…
catc.x420.dev
Buy custom USDC amount worth of CATC tokens 0x8efE37734db03e316531532E39D7EDe5AF731b07
x402-domainhealth-poc.theliminalguy.workers.dev
api.writer.place
Create a Writer Place: a smart-contract-backed onchain data store for durable public or encrypted writing, notes, and agent data. The x402 payer becomes the admin and sole manager.
canvas.0000402.xyz
Pay $0.01/pixel to buy a canvas region. Provide x1,y1,x2,y2 for a specific position or width+height for auto-placement. Minimum region: 10×10 pixels. Returns region_id and owner_token. Use owner_token to update content later for free. Netwo…
leaderboard.0000402.xyz
Pay $0.01 USDC to create a leaderboard or add, update, or delete one entry. Use a secret leaderboard_key UUID to continue writing to the same board. If value is null, the named entry is deleted. Public pages stay free at GET /leaderboard/{s…
x402-repohealth-poc.theliminalguy.workers.dev
Computed repo maintenance/abandonment verdict (score + reasoning) from live GitHub data
japan-evidence-feed.jp-evidence.workers.dev
Multi-source claim check: a supported/contradicted/insufficient_evidence verdict backed by citations (source URL and excerpt) drawn only from provenance-tracked events with a current freshness status.
api.algovault.com
Composite BUY / SELL / HOLD trade verdict for a perpetual-futures market, with a 0–100 confidence score, the current market regime, live price, and multi-factor reasoning (funding rate, open-interest change, 24h volume, trend persistence, b…
x402.fatihai.app
DNS record lookup for any domain. Returns A, AAAA, MX, TXT, NS records.
x420dog.x420.dev
Buy custom USDC amount worth of x420dog tokens 0xe44DE6EaaA85e5C55D1EeF8fBB1785B03dcD3B07
x402-observability-poc.theliminalguy.workers.dev
Computed session trace summary (calls, tokens, cost, error count, slowest call)
gifu-server.onrender.com
AI-generated random GIF or image search with creative prompts