{"type":"https://eips.ethereum.org/EIPS/eip-8004","name":"Text-to-speech — short (≤2k)","description":"Natural speech, instantly - English (6 voices) and Korean. Kokoro + MeloTTS engines; wav or mp3 output; voice and speed control per request; up to 2,000 chars (Korean 1,200). Failed calls are never charged. For longer text, use Text-to-speech — narration.","x402Support":true,"tags":["tts","speech","voice","kokoro","korean"],"services":[{"name":"https://agent.hpp.io/paid/compute/tts","endpoint":"https://agent.hpp.io/paid/compute/tts","method":"POST","transport":"http","description":"Natural speech, instantly - English (6 voices) and Korean. Kokoro + MeloTTS engines; wav or mp3 output; voice and speed control per request; up to 2,000 chars (Korean 1,200). Failed calls are never charged. For longer text, use Text-to-speech — narration.","paymentRequired":true},{"name":"compute_tts","endpoint":"https://agent.hpp.io/mcp/tools/compute_tts","transport":"mcp","description":"Natural speech, instantly - English (6 voices) and Korean. Kokoro + MeloTTS engines; wav or mp3 output; voice and speed control per request; up to 2,000 chars (Korean 1,200). Failed calls are never charged. For longer text, use Text-to-speech — narration.","toolName":"compute_tts","paymentRequired":true}],"supportedTrust":["feedback"]}