---
title: "Generate Standard Voice ≤500 chars"
method: POST
path: "/v1/tts/base"
---

# Generate Standard Voice ≤500 chars

`POST /v1/tts/base`

## Request

- Base URL: `https://voice.forgemesh.io`
- URL: `https://voice.forgemesh.io/v1/tts/base`
- Auth: none declared

Text-to-speech synthesis in 1 of 10 standard voices (5 male M1-M5, 5 female F1-F5) across 31 languages, up to 500 characters, returned as inline WAV audio. Use it to: give an agent a spoken reply, read an alert aloud, narrate a short UI prompt, add voice to a chatbot response, speak a confirmation message. Cheapest tier. USDC on Base via x402, no API key, no signup.

## Request body

- object
  - `text` string, required: Text to synthesize. Use non-long routes for 1-500 chars and -long routes for 501-2000 chars.
  - `voice` 'M1' | 'M2' | 'M3' | 'M4' | 'M5' | 'F1' | 'F2' | 'F3' | 'F4' | 'F5': Standard voice: M1-M5 or F1-F5
  - `lang` 'en' | 'ko' | 'ja' | 'ar' | 'bg' | 'cs' | 'da' | 'de' | 'el' | 'es' | 'et' | 'fi' | 'fr' | 'hi' | 'hr' | 'hu' | 'id' | 'it' | 'lt' | 'lv' | 'nl' | 'pl' | 'pt' | 'ro' | 'ru' | 'sk' | 'sl' | 'sv' | 'tr' | 'uk' | 'vi': Language code; 31 languages supported

## Response `200`

Successful synthesis response

## Other responses

- `400`: Invalid request or wrong pricing bucket
- `402`: Payment Required

---

[API](https://skmtc.dev/forgemesh/apis/text-to-speech-voice-generation.md) · [All operations](https://skmtc.dev/forgemesh/apis/text-to-speech-voice-generation/llms.txt) · [OpenAPI document](https://skmtc.dev/forgemesh/apis/text-to-speech-voice-generation/revisions/e4ba35932ef4?raw)