GET
/v1/schemas/fal/audio/fal-ai%2Fltx-2.3-quality%2Ftext-to-audio
Accept:
Request body
10 properties · 1 required · 0 $defs| property | type | description | constraints |
|---|---|---|---|
| prompt* | string | The prompt to generate the audio from. | |
| num_frames | integer | The audio duration expressed in LTX video-frame units. Duration is approximately num_frames / frames_per_second seconds. | 9 ≤ n ≤ 481 · default: 121 |
| enable_prompt_expansion | boolean | Whether to enable prompt expansion. | default: false |
| frames_per_second | number | Frame rate used to derive the generated audio duration. | 1 ≤ n ≤ 60 · default: 24 |
| enable_safety_checker | boolean | Whether to enable the safety checker. | default: true |
| negative_prompt | string | The negative prompt to steer generation away from. | default: "pc game, console game, video ga… |
| seed | integer | Random seed for reproducibility. If None, a random seed is chosen. | nullable |
| sync_mode | boolean | If True, the audio is returned as a data URI inline in the response. Useful for short-lived requests and tests. | default: false |
| guidance_scale | number | Classifier-free guidance scale. | 1 ≤ n ≤ 20 · default: 1 |
| num_inference_steps | integer | Number of inference steps. | 8 ≤ n ≤ 30 · default: 15 |
Validate a payload
before you spend tokensshell
$ curl -X POST https://modelschemas.com/v1/validate \
-d '{"provider":"fal","endpointId":"fal-ai/ltx-2.3-quality/text-to-audio","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}