LTX-2-19B T2V Serverless API

LTX-2 generates synchronized video and audio from multiple input types, revolutionizing multimedia content creation.

~102.69s
~$0.416
 1import requests
 2import json
 3
 4url = "https://api.segmind.com/v1/ltx-2-19b-t2v"
 5headers = {
 6    "x-api-key": "YOUR_API_KEY",
 7    "Content-Type": "application/json"
 8}
 9
10data = {
11    "prompt": "A dynamic medium shot of a young Indian woman in casual streetwear walking quickly toward the camera through a modern tech office corridor, eyes wide with excitement, gesturing with her hands as she talks, bright daytime fluorescent lighting, smooth handheld tracking shot that keeps her centered in frame, colleagues and Segmind branding softly blurred in the background, natural office ambience as she walks and excitedly shouts in clear Indian English: 'L T X 2 video model is superfast, check it out its live on segmind'",
12    "negative_prompt": "blurry, low quality, still frame, frames, watermark, overlay, titles, has blurbox, has subtitles",
13    "width": 720,
14    "height": 1280,
15    "num_frames": 121,
16    "fps": 24,
17    "seed": 1234567890,
18    "guidance_scale": 4
19}
20
21response = requests.post(url, headers=headers, json=data)
22
23if response.status_code == 200:
24    result = response.json()
25    print(json.dumps(result, indent=2))
26else:
27    print(f"Error: {response.status_code}")
28    print(response.text)

API Endpoint

POSThttps://api.segmind.com/v1/ltx-2-19b-t2v

Parameters

promptrequired
string

Prompt describing the video scene

fpsoptional
integer

Frames per second

Default: 24Range: 1 - 30
guidance_scaleoptional
number

Guidance scale for prompt adherence

Default: 4Range: 1 - 20
heightoptional
integer

Height of the output video

Default: 768Range: 256 - 1280
negative_promptoptional
string

Negative prompt to avoid certain elements

num_framesoptional
integer

Number of frames to generate

Default: 161Range: 1 - 400
seedoptional
integer

Random seed for reproducibility

Default: 1234567890
widthoptional
integer

Width of the output video

Default: 1024Range: 256 - 1280

Response Type

Returns: Video

Common Error Codes

The API returns standard HTTP status codes. Detailed error messages are provided in the response body.

400

Bad Request

Invalid parameters or request format

401

Unauthorized

Missing or invalid API key

403

Forbidden

Insufficient permissions

404

Not Found

Model or endpoint not found

406

Insufficient Credits

Not enough credits to process request

429

Rate Limited

Too many requests

500

Server Error

Internal server error

502

Bad Gateway

Service temporarily unavailable

504

Timeout

Request timed out