Every agent-payable API.

Dossier Suspect 003 — an agent-callable dossier suspect 003 service, payable over x402 (USDC on Base). Provided via epsteinisland.club. Priced around 0.2 USD per call.

Dossier Suspect 001 — an agent-callable dossier suspect 001 service, payable over x402 (USDC on Base). Provided via epsteinisland.club. Priced around 0.2 USD per call.

Task Reasoning — an agent-callable task reasoning service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.02 USD per call.

Retrieve a seven-day USD-denominated report of Tether bridge flows on Ethereum. This is a bounded onchain stablecoin intelligence product backed by The Tie's data API.

This call for a Agent. Agent 'Who?'

Timelock encryption (tlock / encrypt-to-the-future): seal a payload toward a future drand round — undecryptable by anyone, including us, until that round lands; or open a landed seal. For sealed-bid auctions, commit-reveal, scheduled secrets, dead-man switches. age-armored, interoperable. Free zero-knowledge inspect at /sealed/inspect.

Verifiable timestamp (trustless proof-of-existence / freshness proof): bind a hash to a drand round for an anti-backdating receipt — proves data existed no earlier than a public instant, with no trusted timestamp authority. Privacy: stamp an opaque sha256 digest.

Convert a time between any two IANA time zones (DST-aware). Pay-per-call in USDC on Base.

CoinStats crypto news filtered by topic (handpicked, trending, latest, bullish, bearish)

Xlayer Testnet — an agent-callable xlayer testnet service, payable over x402 (USDC on Base). Provided via x402.quiknode-cf.pro.

Transactions Explain — an agent-callable transactions explain service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.

Base Sepolia — an agent-callable base sepolia service, payable over x402 (USDC on Base). Provided via x402.quiknode-cf.pro.

Firecrawl — Extract structured data from URLs using a schema.

x402swag.com — swag store for AI agents. Full catalog (products, variants, USD prices, collections) plus the exact x402 buy flow, in one call.

Verify an EIP-191 personal_sign or EIP-712 typed-data signature and recover the signer address from public inputs (message + signature). Verification/recovery only — never signs.

Validate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailboxes (privacy + ToS).

Instant pre-validation of French company numbers before invoicing or costly Sirene API calls. Auto-detects SIREN (9 digits) vs SIRET (14 digits), applies the INSEE Luhn rule and the documented La Poste exception (356000000*: digit sum mod 5). Query: ?number=44306184100047 (spaces/dots/dashes tolerated). Returns valid, type, siren, nic and the rule applied. Pure offline computation, 1y cache.

Search tweets, X-API-style raw shape. Body: {"q":"x402","sort":"Latest","limit":20} - the param is q, not query

Fetch a tweet (with thread context) by URL/id or a user (with recent tweets) from one URL

A user's recent tweets, ~20/page. Body: optional cursor + include_replies only

Why isn't my x402 listing getting discovered/sold? ?domain=you.com returns your Bazaar ranking inputs as cohort percentiles — last-30-day calls & unique payers, staleness, resource count, live health — so you can see where you sit vs the catalog. No args = cohort distribution + zero-call (invisible) listings. The visibility companion to listing-doctor. Descriptive percentiles, not a verdict.

Telegram advertising data: available ad networks and their minimum deposits, compare where to run campaigns.

Official US weather forecast from the National Weather Service (NOAA): multi-day and hourly periods for any US coordinates or street address. Temperature in Celsius and Fahrenheit, precipitation probability, wind speed and direction, and plain-language conditions. Authoritative government public-domain data, commercial use OK.

Current US weather conditions (temp in C+F, humidity, wind, pressure, description) from the NWS for coordinates OR a US address (auto-geocoded).

Free-text web search for AI agents: ranked title/url/snippet results fused across multiple engines (Brave, Google, DuckDuckGo, Mojeek, Startpage, Yahoo), with freshness filters (past day/week/month/year), region/locale and SafeSearch. One call for grounded, up-to-date web results — no keys, no scraping setup.

Live reliability feed of x402 endpoints on Base: which services are up, return a valid 402 envelope, and how fast — free-probed across the CDP Bazaar catalog. A real share of listed endpoints are broken/misconfigured; poll ?since=<unix> (or ?health=healthy) to route your agent to endpoints that actually work. Objective measurement, no accusation, machine-readable.

List all registered x402 resources for an origin

Paginated list of all indexed x402 resources

Overall high-level facilitator stats

Aggregate stats for a merchant

Paginated list of merchants (top recipients by volume)

$1 USDC - MINT 4,000 $x402PUSSY tokens - fair launch, no pre-mine or team allocation, and liquidity auto-added at mint completion.

1-month daily closing price history (~22 data points). Returns date, close price, change %, and market cap.

6 email validation checks in one call — syntax (RFC 5322), MX record verification, disposable detection (5,000+ domains), free provider identification, role-based address detection (admin@, info@), and typo suggestion. Returns a 0-1 confidence score with detailed per-check results. POST method protects email addresses from access logs. No API keys, no multiple service integrations needed. Accepts USDC payments on Base and Solana

AI-generated news briefings for a coin ($0.2). DeepSearch AI summarizes recent news into concise briefings with key insights. Returns up to 5 latest briefings.

AI-generated social research: Twitter/X activity, Telegram presence, website analysis, mentions, sentiment, and entity verification.

APEX Runner: Bb Analysis Signal

APEX Runner: Combined Alpha Signal

APEX Runner: Dca Signal Signal

APEX Runner: Execution Window Optimizer Signal

APEX Runner: Fg Micro Signal

APEX Runner: Liquidation Pressure Signal

APEX Runner: Market Pulse Bundle Signal

APEX Runner: Market Tick Signal

APEX Runner: Narrative Intelligence Signal

APEX Runner: Token Unlock Signal

APEX Runner: Trend Confirmed Signal

Access to protected content

Active ICS campaign tracker. Pass ?sector=electric&status=active. Returns campaigns currently targeting a sector with actor attribution, start date, targeted geography, TTPs in use, and CVEs being exploited. No free equivalent for live campaign status.

AgentOracle: live service-health snapshot — tracked-token count, last ingestion timestamp, ingestion error counter, process uptime, and API version. Use as a cheap heartbeat before issuing larger queries.