Ltx 2.3 Quality

Text to audio

Liveby LTX

Text to Audio high-quality using LTX-2.3

Ask your agent

Say it in your own words. Your agent picks this tool, fills in the details and brings back the answer.

Read this paragraph aloud in a warm voice and send me the audio.

Turn my blog post into an audio file I can share.

Reviews

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How it works

Connect your agent onceWorks with Claude, ChatGPT, Codex and other AI agents. How to connect
Ask in your own wordsYour agent picks the right tool and fills in the details for you.
Pay only when it worksEach use comes out of your balance. If it fails, you aren't charged.

For developersSummary, tool id, API call and input schema

Voice & audio API by LTX, callable through Superpowers. It costs $0.0026 per megapixel, charged only when the call succeeds. Call it with one API key: POST /v1/run with "tool": "fal.ltx-2.3-quality-text-to-audio", or over MCP with run_tool.

Tool id
Price per call: $0.0026 / megapixel

Call it

Also over MCP as run_tool

curl -X POST https://superpowers.tools/v1/run \
  -H 'Authorization: Bearer $SP_KEY' \
  -d '{"tool":"fal.ltx-2.3-quality-text-to-audio","input":{"prompt":""},"idempotency_key":"example-request-1"}'

Input

10 fields · 1 required

{
  "type": "object",
  "required": [
    "prompt"
  ],
  "properties": {
    "frames_per_second": {
      "type": "number",
      "description": "Frame rate used to derive the generated audio duration.",
      "default": 24
    },
    "num_inference_steps": {
      "type": "integer",
      "description": "Number of inference steps.",
      "default": 15
    },
    "enable_safety_checker": {
      "type": "boolean",
      "description": "Whether to enable the safety checker.",
      "default": true
    },
    "guidance_scale": {
      "type": "number",
      "description": "Classifier-free guidance scale.",
      "default": 1
    },
    "enable_prompt_expansion": {
      "type": "boolean",
      "description": "Whether to enable prompt expansion.",
      "default": false
    },
    "prompt": {
      "type": "string",
      "description": "The prompt to generate the audio from."
    },
    "sync_mode": {
      "type": "boolean",
      "description": "If True, the audio is returned as a data URI inline in the response. Useful for short-lived requests and tests.",
      "default": false
    },
    "seed": {
      "type": "integer",
      "description": "Random seed for reproducibility. If None, a random seed is chosen."
    },
    "num_frames": {
      "type": "integer",
      "description": "The audio duration expressed in LTX video-frame units. Duration is approximately num_frames / frames_per_second seconds.",
      "default": 121
    },
    "negative_prompt": {
      "type": "string",
      "description": "The negative prompt to steer generation away from.",
      "default": "pc game, console game, video game, cartoon, childish, ugly"
    }
  }
}