Validate NZBN (GTIN-13) check digit

Validate NZ IRD/GST number check digit

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Latest available France gross capital formation plus a comparable annual history from the World Bank World Development Indicators API, with source, lag and revision caveats. Purpose: Give an autonomous agent a normalized, directly sourced France gross capital formation series without forcing it to understand World Bank indicator codes or response shapes. 24-hour freshness target; missing evidence is reported explicitly rather than invented.

Vertrauensprüfung fremder x402-Endpunkte

Positive or negative sentiment of English text with a confidence score, from a DistilBERT model fine-tuned on SST-2. Use to triage reviews, support messages, social posts and replies.

$0.002/page. Pull text and structure out of a PDF — clean input for LLMs and search. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny

$0.005/image. Recognize celebrities in an image (Rekognition) — names with confidence scores. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny

Caller E2E - x402:

Top crypto news headlines (agent-optimized).

Flip one or more fair coins using a cryptographic random source. Returns each result and the totals. Use for fair decisions and games.

One or more random colours in hex, RGB and HSL, optionally limited to pastel or dark tones. Use for placeholders, avatars and design ideas.

Balance and activity of any Bitcoin mainnet address (legacy, P2SH or bech32): confirmed balance in sats and BTC, unconfirmed pending amount, total received and sent, and transaction counts. Use for payment verification, checking whether a deposit arrived, and wallet monitoring.

Roll dice in standard notation such as 2d6+3 or 1d20, up to 100 dice of up to 1000 sides, with a cryptographic random source. Returns every roll, the modifier and the total. Use for tabletop games and simulations.

Check a Dockerfile (up to 8,000 characters) for common security and image-size problems: unpinned or :latest base images, running as root, piping downloads into a shell, sensitive values baked into ENV or ARG, ADD from URLs, apt and pip cache left in layers, sudo, chmod 777 and an exposed SSH port. Returns each finding with its line, a severity and a fix, plus a score. Use before building or shipping an image.

Reference facts for paying and reading on Base mainnet: chain id, native USDC contract and decimals, block explorer and public RPC URLs, and the x402 network identifier. Use to configure an x402 or Base client.

Latest version, summary, licence, required Python version, home page, release date and number of releases of a Python package on PyPI. Use to check a dependency before installing it.

Turn up to 1,000 characters of text into natural speech as an audio file (base64, with its content type), in English, Spanish, French, Chinese, Japanese or Korean, with MeloTTS. Use for voice replies, audio notes, accessibility and phone or chat bots.

Pick one or more items at random (without repeats) from a comma- or line-separated list. Use for raffles, choosing who goes first, or breaking ties fairly.

Ask a yes-or-no question and get one of the 20 classic Magic 8-Ball answers, chosen at random. For fun only. Use for games and chat bots.