Compare circuit durations with supplied T1/T2 values using an explicit relaxation/dephasing model. For scenario planning; not a measured device-fidelity guarantee. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Lint up to 128 declared gates on eight qubits for arity, target, angle and post-measurement errors. Returns scheduling depth; no simulation or equivalence proof. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Check supplied FASTA records for malformed headers, duplicate identifiers and invalid sequence characters before dataset ingestion. No functional or safety inference. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Check supplied stabilizer generators for commutation, independence and inconsistent constraints before analysing a code. No logical-error or fault-tolerance guarantee. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Calculate squared Uhlmann fidelity and purity for two supplied single-qubit density matrices. Explicit conventions; no experimental certification. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Every form on a page with its action, method and fields (name, type, label, required, options), so an agent knows what a page asks for before interacting. Read only: nothing is submitted. Body: {url}.

Key fundamental metrics and 52-week price statistics for a US-listed company. Pass ticker; returns headline valuation, margin, and per-share figures — P/E, P/B, P/S, PEG, EV/EBITDA, gross/operating/net margins, ROE, ROA, current ratio, debt/equity, dividend yield, beta, 52-week high/low, and YTD/52-week price returns — plus the full Finnhub metric map under `metric`. Computed ratios you would otherwise derive yourself from raw filings. Market & fundamental data by Finnhub.

Google Images search for AI agents at $0.010 per call, from the same Serper.dev source as /web/search. Send a query, get back compact JSON: top image results with position, title, image URL, source page link and dimensions. Tune with num (1-10 results), country and language (2-letter codes). Zero results is a valid, honest answer. Pay per call in USDC on Base, no account, no API key.

Keyword-search all of Reddit (or one subreddit) for $0.05 per call — social listening for AI agents without login or API key. Returns matching posts with title, author, subreddit, score, comment count, permalink and timestamp, sorted by relevance, top, new, hot or comments, with an optional time window. Track brand mentions, monitor topics, surface community sentiment. Relayed live from a proven upstream source; if the source is down you get a 503 and pay nothing. Pay per call in USDC on Base.

Preflight before paying an x402 service: is it working right now, and did it work the past 30 days? One live probe of the exact resource URL you intend to pay (status, latency, x402 validity, the payTo/price the service itself publishes in its 402, manifest presence) plus our own monitoring history of the host (30-day uptime, last check, recent changes such as payTo or price drift). Optionally verifies that the pay_to you intend to pay matches the live 402. Facts only — no scores.

Official Czech company check from the ARES register (Ministry of Finance, open data). Look up by ICO (exact) or search by name (up to 5 candidates). Returns official name, legal form code, VAT number (DIC), establishment and termination dates, registered address and NACE activity codes, with a direct ARES link. Companies only.

LEI lookup (Legal Entity Identifier) from the official GLEIF register. Look up by LEI code or search by legal name (optional jurisdiction filter). Returns the official legal name, entity status, registration status (ISSUED/LAPSED), jurisdiction, legal form and registered address, with a direct GLEIF source link per record. Legal entities only. Ideal cheap first check before deeper company screening.

Official Swiss company check from the Zefix register (Central Business Name Index, federal). Look up by UID (exact, e.g. CHE-105.909.036) or search by name (up to 5 candidates). Returns official name with translations, legal form, register status (active / in liquidation / deleted) with deletion date, legal seat, purpose, address and last SHAB publication date, with a direct link to the cantonal register excerpt. Companies only.

One-shot prepaid tap: empty body buys a 100000-token openai/gpt-6-luna key

Top 3 Polymarket/Kalshi markets by live X (Twitter) discussion intensity with sentiment scores — agent discovery scan at $0.01 (aligns with Bazaar /top index pricing).

Pay-per-call: Mythos Multi-Chain Gas Tracker

EU VAT number validation (VIES) with predictable behavior for agents. Validates any EU VAT number against the European Commission's VIES service. Two modes: fast validation (may serve a cached result, labeled with its timestamp) and consultation-proof mode (always live, returns the official consultation number, requires requester identification). 'Not confirmed' does not imply the company is invalid. Machine-readable errors with per-member-state availability status.

You get a checked official record: the official source hash and a Bitcoin stamp. That is Official checked records. Compare a model, a tweet, a FRED series, or the wrong table to this hash. If they differ, that copy is dirty. It is $0.25 per record_id. Not a stamp on a free PDF. Agent Trust Score comes from graded Proof of Outcome claims.

Jev structured decisions via SystemOne, priced by input tokens

Sentiment shift detector for Polymarket/Kalshi: current X score minus last cached score — catch narrative flips between agent polls. Lite discovery price $0.01 (aligns with Bazaar indexes).