{"service":"eleven by tokens.fun","description":"Text-to-speech paid per call in USDC on Base via x402. No API key or account.","skill":"https://eleven.tokens.fun/SKILL.md","endpoints":{"GET /voices":"free — voices, previews, models, formats, pricing","POST /speak":"paid via x402 — text in, audio_url out (or raw bytes with Accept: audio/mpeg)"},"setup":"npx tokensfun add eleven"}