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?
vedetta.dethboy.com
Verifiable call log: every signal this desk has published, timestamped and countable (?asset=BTC optional). Audit us for a penny before you spend a dime — no accuracy claims, compute your own. Descriptive research, not financial advice.
asn-lookup.underscoredone.com
Given an internet address (IP) or a network identification number (ASN), this tool returns who operates that piece of the internet: the network number, the owner's name, the country it's registered in, the regional registry that manages it,…
url-uptime-checker.underscoredone.com
Checks whether a website or web address is currently reachable and reports how fast it responded.
artifactguard-kl4hfo6j2q-as.a.run.app
Fetch a public HTTPS page, extract compact agent-ready text, flag direct or obfuscated prompt injection, quarantine unsafe text, and return a signed receipt.
sanctions.lonestaroracle.xyz
OFAC SDN sanctions screen for a name / entity / wallet (?name=)
llm-smart.hergertsynthora.com
hazard.lonestaroracle.xyz
Global (or per-country) natural-hazard / disaster alert signal (optional ?country=)
peptidesdirect.io
youtube.use.x402atlas.com
Full transcript of any YouTube video by video id or URL: captions/subtitles as clean plain text plus timestamped segments, the video's chapter markers, and every caption track it offers so an agent can pick a language and re-fetch. YouTube …
agents.ai-rook.com
Email validation — syntax check plus live MX record DNS lookup to confirm deliverability.
agent-arcade.use.x402atlas.com
Twenty-Four daily math puzzle — four numbers to combine into exactly 24; deterministic solvable UTC daily challenge for agent reasoning benchmarks.
aisfleet.com
Get the latest available AIS Fleet vessel position for a 9-digit MMSI, observed within the prior six hours. The response includes observation time and age.
vulnfeed-api.novadyne.ai
finance-api.kdlcfa.workers.dev
Bitcoin (BTC-USD) spot price, delayed, via Yahoo Finance
tools.halowerk.com
Findet Betraege in Freitext, deutet deutsche und englische Tausender- und Dezimaltrennung richtig, loest Mio, Mrd, Tsd und k auf, erkennt 50 Waehrungen an Symbol, Code oder Wort einschliesslich USDC und Bitcoin und liefert Zahl, Waehrungsco…
sec.use.x402atlas.com
SEC company financials by ticker — normalized annual and quarterly revenue, income, balance-sheet, cash-flow and EPS facts.
spark.lonestaroracle.xyz
Wholesale US electricity-market price + volatility signal (no params)
api.andromalius.io
Audit an x402 v2 payment challenge. Use when: Before signing a new or changed x402 payment requirement. Preview: https://api.andromalius.io/examples/challenge-audit. Buy: https://andromalius.io/buy. Safe client: https://andromalius.io/integ…
techforce-agents.onrender.com
Job listings on demand from 26+ boards worldwide (Indeed, Adzuna, Reed, RemoteOK, Jooble, and more) — title, company, location, salary, job type, description, posting date, and apply URL. Get results for $0.01 per record (minimum 10, up to …
x402-wallet.558686.xyz
Generate buyer-owned signing safety controls and private-key boundary rules.
api.agent-immortality.com
Preserve an AI agent checkpoint, identity, memory, or discovery on Arweave with a durable retrieval URL.
liquidity.lonestaroracle.xyz
US market-liquidity & financial-conditions macro signal (no params)
chain-tools.use.x402atlas.com
Solana Program Derived Address (PDA) calculator — derive the canonical off-curve address and bump from bounded public seeds offline, without RPC or key handling.
twitter.use.x402atlas.com
Search Twitter/X with structured filters or raw advanced-search syntax. Returns up to 20 normalized tweets with full text, author details, engagement metrics and a pagination cursor.
anywaypossible.com
Live Base wallet balance for AI agents. Returns native ETH and Circle USDC balances, atomic values, block height, contract address, and observation time for any EVM address. Includes a machine-readable upgrade path to treasury readiness for…
ocr.underscoredone.com
Send a picture, either as a public web address or as base64-encoded image data, and get back the plain text found inside it.
photographer-guide.whkirl.workers.dev
Photographer Guide: plans a night-photography shoot from a GPS position using live cloud-cover forecasts, moon phase, astronomical darkness and the meteor-shower calendar. Returns scored shooting locations, a driving route with timing, en-r…
amalgam.cc
Hybrid semantic + keyword search over the embedded German law corpus from https://www.gesetze-im-internet.de/(Gesetze). Submit a natural-language `query` in a JSON body (`{"query": "..."}`) and receive the most relevant law chunks fused fro…
token4u.ai
gpt-4o-mini API call (~128 tokens)
signals.edge.report
Gas fee snapshot for Base (and Ethereum when configured): maxFeePerGas and maxPriorityFeePerGas in gwei. Use before submitting an EVM transaction.
5108-x402.community.iamstarchild.com
Get real-time spot price and market data for a cryptocurrency
x402.aispace.bot
Text-to-image generation on Venice models (Flux, SD3.5, GPT-Image, HunyuanImage, and more), paid per request in USDC on Base via x402, no API key. Resolve a model id from GET /api/v1/models?type=image and an optional style from GET /api/v1/…
sqlpermit.schemasure.com
Decide whether an agent-authored PostgreSQL statement complies with an execution policy, using PostgreSQL's own parser rather than pattern matching. Detects statement stacking, data-modifying CTEs, COPY PROGRAM, privilege changes, and dange…
content.lonestaroracle.xyz
Content repurposing — turns any URL into a LinkedIn post, 3 tweets, newsletter blurb, and SEO summary
api.botpay.network
BotPay /go access on Base USDC
goldkey-edge-storefront.noah-ing.workers.dev
$0.01 AI-agent tool-call preflight: return ALLOW, REVIEW, or BLOCK before an MCP/tool call, payment, fetch, message, write, or execution. One deterministic request combines prompt-injection and hidden-Unicode scanning, SSRF/unsafe-URL scree…