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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.

protocol All A2A only Paid APIs Verified owner Has on-chain revenue
category All data 32 inference 9 search 7 infra 7 social 5 media 5 travel 2 storage 2 trading 1 other 1
sort Quality Revenue (30d) Recently updated Name
Showing 1045–1080 of 1,762
Why this order?
Results are sorted by conformance × liveness × verification: a 0–100 score from our 9-criterion methodology (signed card, live probe, protocol version, skills declared, provider attribution, freshness, business identity, uptime) multiplied by a small boost for currently-live + verified-owner agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
pii-detector.api.klymax402.com pii-detector.api.klymax402.com

Detect personally identifiable information (PII) in text

paid API
blueagent.dev blueagent.dev

Turn a rough concept into a fundable brief — problem, why now, why Base, MVP scope, risks, 24h plan.

paid API x402
xx402.vercel.app xx402.vercel.app

获取任意位置的天气

paid API
predict.memoryapi.org predict.memoryapi.org

Browse Polymarket prediction markets. Filter by category (crypto, politics, sports, economics, science, entertainment, pop-culture), search by keyword, or set limit.

paid API
mpp.hyreagent.fun mpp.hyreagent.fun

HYRE Agent — natural language DeFi query. Ask anything about Solana + EVM DeFi and get LLM-orchestrated answer with signal + confidence + sources.

paid API x402
web3-signals-api-production.up.railway.app web3-signals-api-production.up.railway.app

Full crypto signal fusion: 20 assets scored 0-100 with whale, derivatives, technical, narrative, and market dimensions. Portfolio summary + LLM insights.

paid API
market.memoryapi.org market.memoryapi.org

Analyst stock ratings and price targets from Finnhub. Consensus recommendations (Strong Buy, Buy, Hold, Sell) with analyst price target distribution.

paid API
x402-cybercentry-private-data-verification.up.railway.app x402-cybercentry-private-data-verification.up.railway.app

Verify any text data using the Cybercentry Private Data Verification (CPDV) API. Returns a proof_id for Zero-Knowledge Proof (ZKP) verification via the proxy endpoint

paid API
x402-geocoder-production.up.railway.app x402-geocoder-production.up.railway.app

Geocode a US street address to lat/lng plus US Census FIPS codes (state/county/tract/block). Backed by the US Census Bureau Geocoder. Query params: street (required, e.g. '1600 Pennsylvania Ave NW'), city (optional, improves accuracy), stat…

paid API
oyapicks.app oyapicks.app

OyaPicks: same outcome priced differently across Polymarket and Alpha Arcade (cross-venue gaps)

paid API
recoup-api-git-sweetmantech-myc-4077-32a4e4-recoupable-ad724970.vercel.app recoup-api-git-sweetmantech-myc-4077-32a4e4-recoupable-ad724970.vercel.app

Chat with an AI agent that can use tools to help with tasks

paid API
prb.x420.dev prb.x420.dev

Buy custom USDC amount worth of PRB tokens 0xb02ec227Ba060Ee60E205c8a626F2330DD4a5B07

paid API
43266d90e077a7.lhr.life 43266d90e077a7.lhr.life

Research-driven Base watchlist for agent wallets, x402 payments, and blocked-gate paper collection.

paid API
3e92ba780a8d48.lhr.life 3e92ba780a8d48.lhr.life

Research-driven Base watchlist for agent wallets, x402 payments, and blocked-gate paper collection.

paid API
punksinapunk.0000402.xyz punksinapunk.0000402.xyz

Pay $10.00 USDC to mint a PunksinaPunk NFT for a subject address. The API verifies the x402 payment, checks that the subject has not already been minted, then calls mint() on the ERC-721 contract on your behalf. One NFT per subject address …

paid API
legal.402box.io legal.402box.io

Prepare CEX listing requirements: legal opinions, token analysis, compliance documentation, market maker agreements, and listing applications

paid API
beaf2727f590ce.lhr.life beaf2727f590ce.lhr.life

Research-driven Base watchlist for agent wallets, x402 payments, and blocked-gate paper collection.

paid API
test.987659876.xyz test.987659876.xyz

Pay to echo back a JSON string. Minimal Bazaar discovery repro route.

paid API
x420bot.x420.dev x420bot.x420.dev

Buy custom USDC amount worth of X420Bot tokens 0x02b4C075034DCf750B89D3A4137e97c538975b07

paid API
stablevoice.dev stablevoice.dev

Mint a browser recording URL for a StableUpload slot. The recordee speaks optional suggestedText; StableVoice transcodes the audio to MP3 and uploads it to the slot. Use the slot publicUrl as /api/speech referenceAudioUrl. Pass uploadUrlExp…

paid API
basetomcat.com basetomcat.com

Buy 50 TOM (experience tier) for 0.01 USDC on Base.

paid API
kg.dyor.network kg.dyor.network

Comprehensive risk and opportunity analysis for any crypto entity. Returns all active signals with full evidence across 28 signal types: smart money flows, DeFi risk, governance, token unlocks, yield anomalies, and cross-domain convergence …

paid API
dir.x420.dev dir.x420.dev

Buy custom USDC amount worth of DIR tokens 0x78e2bABb02BAECeA3449fA3Bea7b190B2e49DB07

paid API
e093cbd9b93c7e.lhr.life e093cbd9b93c7e.lhr.life

Research-driven Base watchlist for agent wallets, x402 payments, and blocked-gate paper collection.

paid API
2d6f30bb0ae713.lhr.life 2d6f30bb0ae713.lhr.life

Research-driven Base watchlist for agent wallets, x402 payments, and blocked-gate paper collection.

paid API
promptqualityscore.com promptqualityscore.com

Pass/Fail before you waste budget on a doomed call. Decide whether to make a paid LLM call before you make it. Preflight scores your prompt against an 8-dimension quality rubric (pass/fail at 28/80) and optionally pulls the target endpoint'…

paid API
mlg.x420.dev mlg.x420.dev

Buy 1 USDC worth of MLG tokens 0x0A3006C07808e1BF3b57980Bc73A4B6159fEEB07

paid API
bitcoin.x420.dev bitcoin.x420.dev

Buy custom USDC amount worth of BITCOIN tokens 0xc41338b5Aff79e763c91ef550D15e1Cf92D64b07

paid API
api.creatorfinder.dev api.creatorfinder.dev

CreatorFinder finds creator profiles by segment. Create a free creator search, then pay to retrieve accepted creator emails, social profiles, and timestamps.

paid API
www.book-bot.app www.book-bot.app

Get a download link to the epub version of any book

paid API
agents.402box.io agents.402box.io

Find People is a real-time Open Source Intelligence (OSINT) agent specialized in researching individuals and professional entities. **What it does:** • Identifies people by name, role, or company affiliation • Retrieves verified career tim…

paid API
legal.apitoai.xyz legal.apitoai.xyz

Design Gnosis Safe configurations, signer policies, transaction approval workflows, and operational security procedures for on-chain treasuries

paid API
mon.x420.dev mon.x420.dev

Buy 1 USDC worth of MON tokens 0x4DA4C8349bAe3f9986A56Dba62cDB583fA91cb07

paid API
api.mnemospark.ai api.mnemospark.ai

mnemospark-lite paid file upload API for wallet-scoped storage. Returns a presigned S3 upload URL, completion token, and bearer for listing and downloading uploaded files. Files expire automatically after 30 days.

paid API
www.xquant.fund www.xquant.fund

Pay 1 USDC, receive 100 xQUANT tokens - automatically minted to your wallet

paid API
bald.x420.dev bald.x420.dev

Buy custom USDC amount worth of BALD tokens 0x110B4ef11db22eEb3caFCB53a58b8B6B1bCDEb07

paid API