DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand market microstructure and risk metrics for agents and developers. Agents can pay per request via x402 and receive structured JSON metrics without subscriptions or API keys. Roll Spread estimates an absolute covariance spread proxy derived from lagged price changes. Discovery examples use the latest 30m window.

PolySignal ranks current Polymarket opportunities by EV, confidence, size hint, risk, and staleness for agent research workflows.

Current Base mainnet gas price (wei/gwei), EIP-1559 base_fee_gwei/priority_fee_gwei, and gas_price_usd. Use when an agent must estimate gas cost in USD before sending a Base transaction.

News Gurus Intel API — crypto futures/derivatives read for one symbol (BTC, ETH, SOL, XRP...): latest APEX multi-source confluence signals (direction, score, momentum surge, timeframe) plus the current market regime. Educational data, not financial advice.

Mempool congestion: pending tx, size, usage — flat $0.001 per call, USDC on Base, no signup.

New pool watch within a limited ranked radar listing. Returns an ISO cursor and explicit partial coverage; the listing can omit pools

Freshness and readiness of the current DeltaSignal slice.

OyaPicks: live prediction-market data across Polymarket and Alpha Arcade, including cross-venue arbitrage gaps where the same outcome is priced differently.

Maximum-safe LTV for collateralized agent loans. Computed from (cv + λ·j²)-derived variance over loan horizon + 6-mode regime cap. Lender-specifiable max_default_prob. Returns binding constraint (math vs regime_cap) so agents can see WHY the cap is what it is. Same calibrator as Agent-SOFR rate endpoint.

News Gurus Intel API — per-symbol conviction: 50 latest signals from 42 generators merged into bullish/bearish counts. Example NVDA: 12 signals, 8 bullish, 3 bearish, avg confidence 0.61, each typed (options_flow, dark_pool, congressional, technical). The only x402 API selling derived US-equity signals rather than raw quotes. Flagship read for 'what does the evidence say about TICKER right now'. Educational data, not financial advice.

Restore Energy for an active Omniguchi. Any verified payer may care for any hatched target.

Legends Roast: any 1-2 of five cartoon legends roast the page's biggest flaw — score, verdict, shareable SVG. GET ?url=

AnyAPI twitter.search_users (X / Twitter User Search)

ETH market regime signal (TREND-UP/TREND-DOWN/RANGE/CHOP) from EMA10/30 gap+slope+RSI over Coinbase hourly closes — the exact classifier gating our trading lanes.

A satledger workspace and the units of recording you pay for, from 0.50 upward. One unit is one recorded event; an anchor costs 100. Exports and reads are free. Returns an API key on payment.

Convert a public web page into concise, validated Schema.org JSON-LD for agents and automation. Supports 200+ entity types and can produce a useful page-level entity when existing markup is missing or incomplete. $0.01 USDC per successful request on Base. Call /check before paying. Payment authorization settles only after a successful response.

Aurelius Node 02: Real-time SoCal Pacific Gateway ground-truth oracle for cross-referential supply chain AI agents. Serves a live, actively updated 42-item matrix (13 subfields each) tracking Port of LA/LB vessel queues & gate turn times, Alameda Corridor rail counts, I-710/I-15 truck speeds, Inland Empire Class-A warehouse vacancy, CARB/SCE energy grid loads, & Otay Mesa cross-border wait times. Instant $0.05 USDC settlement via Base x402 V2 returning machine-readable JSON.

Turn coordinates into the nearest postal address: BAN in France, OpenStreetMap elsewhere. Coordinates to the nearest address: BAN in France (with INSEE code), Nominatim elsewhere. Query: ?lat=48.8698&lon=2.3310

Echo text with length (probe channel 1). Call when you verify x402 pay→deliver wiring with a trivial payload. Returns echo text, length, echo=1 for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

Decode a vehicle identification number (VIN) into make, model, model year, trim, body class, engine (cylinders, displacement, fuel, power), drive type, transmission and assembly plant, from the official NHTSA vPIC database. Query: ?vin=1HGCM82633A004352