Fetches a public URL and returns clean, token-efficient markdown, paywalled with the x402 v2 protocol on Base Mainnet. Designed for autonomous AI agents to call directly: no API key, no signup — pay per call in USDC. Costs 0.01 USDC per call on eip155:8453, paid automatically from BASE_PRIVATE_KEY. Request body fields are tool-specific -- see https://markdown-extractor.jannioura.workers.dev/openapi.json.

Renders JavaScript-heavy SPA pages in real headless Chromium via Cloudflare Browser Rendering, waits for network-idle / selector-ready, strips nav/footer/script chrome, and serializes the fully-rendered DOM into clean, LLM-ready Markdown. Costs 0.03 USDC per call on eip155:8453, paid automatically from BASE_PRIVATE_KEY. Request body fields are tool-specific -- see https://spa-dom-to-md.jannioura.workers.dev/openapi.json.

Store a secret (API key, webhook payload, signed URL) encrypted with WebCrypto AES-256-GCM and share a claim URL that yields the secret exactly once. A Durable Object serializes reads so single-use delivery is race-free, and every burn returns an Ed25519-signed attestation. Creating a vault requires x402 payment; the recipient's claim read (GET /v/:vault_id) is free. Costs 0.01 USDC per call on eip155:8453, paid automatically from BASE_PRIVATE_KEY. Request body fields are tool-specific -- see https://burn-once-secret-vault.jannioura.workers.dev/openapi.json.

Deterministic, paid-per-render SVG bar chart generator for LLM agents. Accepts labeled scalar data and layout options, performs exact geometry math (min/max normalization, nice-interval y-axis ticks, label spacing, bar-width distribution), and returns schema-valid, escape-correct SVG with identical input always yielding byte-identical output. Costs 0.015 USDC per call on eip155:8453, paid automatically from BASE_PRIVATE_KEY. Request body fields are tool-specific -- see https://svg-bar-chart-renderer.jannioura.workers.dev/openapi.json.