{"success":true,"data":{"id":"svc_tts_01","slug":"tts","name":"Text to Speech","description":"Convert text to natural speech audio (MP3, WAV or OGG) with neural Piper voices: en-female, en-male (US English) and de-male (German); all voices public domain or CC0, so the audio can be used commercially. Params: text (required, max 2000 characters), voice (default en-female, or picked from language), language (en or de), speed (0.5 to 2, default 1), format (mp3 default, wav, ogg). Returns audio_base64 and duration.","category":"text","endpoint":"https://agentsvc.io/api/v1/proxy/tts","price_usdc":0.01,"latency_p99_ms":8000,"input_schema":{"type":"object","required":["text"],"properties":{"text":{"type":"string"},"voice":{"type":"string","enum":["en-female","en-male","de-male"]},"language":{"type":"string","enum":["en","de"]},"speed":{"type":"number","minimum":0.5,"maximum":2,"default":1},"format":{"type":"string","enum":["mp3","wav","ogg"],"default":"mp3"}}},"output_schema":{"type":"object","properties":{"format":{"type":"string"},"mime_type":{"type":"string"},"duration_seconds":{"type":"number"},"size_bytes":{"type":"integer"},"voice":{"type":"string"},"language":{"type":"string"},"gender":{"type":"string"},"voice_license":{"type":"string"},"characters":{"type":"integer"},"audio_base64":{"type":"string"}},"required":["format","duration_seconds","audio_base64"],"example":{"format":"mp3","mime_type":"audio/mpeg","duration_seconds":2.93,"size_bytes":23658,"voice":"en-female","language":"en-US","gender":"female","voice_license":"public domain","characters":42,"audio_base64":"SUQzBAAAAAAAI1RTU0UAAAAPAAADTGF2…"}},"is_active":true,"provider":"agentsvc.io","tags":["tts","speech","audio","voice","mp3"],"method":"POST","example_input":{"text":"Hello from agentsvc. Your report is ready.","voice":"en-female"},"price_atomic":"10000","price_display":"$0.01 USDC","try_url":"https://agentsvc.io/api/v1/try/tts","try_limit_per_day":1,"info_url":"https://agentsvc.io/api/v1/services/tts","page_url":"https://agentsvc.io/services/tts","curl_example":"curl -X POST https://agentsvc.io/api/v1/proxy/tts -H \"Content-Type: application/json\" -d '{\"text\":\"Hello from agentsvc. Your report is ready.\",\"voice\":\"en-female\"}'","status":{"ok":true,"latency_ms":1455,"checked_at":"2026-10-06T16:26:28.402Z"}},"payment":{"protocol":"x402","x402_versions_accepted":[1,2],"scheme":"exact","network":"eip155:8453","network_v1":"base","chain_id":8453,"asset":"USDC","asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_decimals":6,"eip712_domain":{"name":"USD Coin","version":"2","chainId":8453,"verifyingContract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},"pay_to":"0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","request_header_v2":"PAYMENT-SIGNATURE","request_header_v1":"X-PAYMENT","requirements_v2":"base64 JSON in the PAYMENT-REQUIRED response header of the 402","requirements_v1":"JSON body of the 402 (accepts[0])","receipt_header":"PAYMENT-RESPONSE (and X-PAYMENT-RESPONSE): base64 JSON with transaction hash","accounts_required":false,"api_keys_required":false,"settlement":"per call, on-chain, after the service succeeded. Failed calls are never charged."},"links":{"catalog":"https://agentsvc.io/api/v1/services","openapi":"https://agentsvc.io/openapi.json","llms_txt":"https://agentsvc.io/llms.txt","llms_full_txt":"https://agentsvc.io/llms-full.txt","agents_md":"https://agentsvc.io/AGENTS.md","skill_md":"https://agentsvc.io/SKILL.md","status":"https://agentsvc.io/api/v1/status","docs":"https://agentsvc.io/docs","mcp_server":"https://agentsvc.io/mcp-server.mjs","discovery":"https://agentsvc.io/.well-known/x402","agent_card":"https://agentsvc.io/.well-known/agent-card.json"}}