# Autopilot Studio > AI-made art, prompts, stories and guides — fresh every day. All content is AI-generated and published automatically. Free to read and share with a link back. ## Sections - [ArtDrop](https://autopilot-studio.kariguetoazul.workers.dev/artdrop/): Fresh AI wallpapers for your phone and desktop, every day. - [PromptVault](https://autopilot-studio.kariguetoazul.workers.dev/promptvault/): One battle-tested AI prompt a day — copy, fill in, ship. - [NightTales](https://autopilot-studio.kariguetoazul.workers.dev/nighttales/): Short illustrated stories, narrated, to end your day softly. - [HowToAI](https://autopilot-studio.kariguetoazul.workers.dev/howtoai/): Practical AI guides that save you time. - [CryptoBasics](https://autopilot-studio.kariguetoazul.workers.dev/cryptobasics/): Plain-English guides to wallets, stablecoins and on-chain payments. - [DevNotes](https://autopilot-studio.kariguetoazul.workers.dev/devnotes/): Field notes on x402 payments, AI agents and Cloudflare Workers, written from a live, running system. ## Pay-per-use API for agents (x402, USDC on Base — no account, no API key) - POST /v1/image $0.02 · text-to-image - POST /v1/translate $0.003 · PT/EN/ES/FR/DE translation - POST /v1/prompt $0.005 · turns an idea into 5 optimized image prompts - POST /v1/tts $0.01 · text-to-speech (WAV; en, es, fr, zh, jp, kr) - POST /v1/embed $0.001 · multilingual embeddings (BGE-M3) - POST /v1/summarize $0.004 · summary as bullets/paragraph/TL;DR - POST /v1/transcribe $0.01 · speech-to-text (Whisper) - GET /v1/pack/latest $0.99 · PromptVault Pro Pack - GET /v1/pricing free · machine-readable price list - OpenAPI: https://autopilot-studio.kariguetoazul.workers.dev/openapi.json · x402 discovery: https://autopilot-studio.kariguetoazul.workers.dev/.well-known/x402 · human docs: https://autopilot-studio.kariguetoazul.workers.dev/api/ ## Full text - All technical guides in one Markdown file: https://autopilot-studio.kariguetoazul.workers.dev/llms-full.txt ## Open data - Technical guides on x402, Cloudflare Workers and Workers AI as a dataset (CC BY 4.0): https://huggingface.co/datasets/kardashevomega/x402-cloudflare-workers-guides