models/ByteDance/Bytedance OmniHuman v1.5

Bytedance OmniHuman v1.5

video

Omnihuman v1.5 is a new and improved version of Omnihuman. It generates video using an image of a human figure paired with an audio file. It produces vivid, high-quality videos where the character’s emotions and movements maintain a strong correlation with the audio.

Bytedance OmniHuman v1.5 (bytedance/bytedance-omnihuman-v1.5) is a video model from ByteDance. Pricing via AIgateway: $0.160 per second. Call it via https://api.aigateway.sh/v1/videos/generations — set model="bytedance/bytedance-omnihuman-v1.5". Best for: Ads, Storyboards, Demos.

slug · bytedance/bytedance-omnihuman-v1.5provider · ByteDance

Use this model

model: bytedance/bytedance-omnihuman-v1.5
curl https://api.aigateway.sh/v1/videos/generations \
  -H "Authorization: Bearer $AIGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"bytedance/bytedance-omnihuman-v1.5","prompt":"a slow drone shot over a mountain lake"}'

Capabilities

Strengths

  • Text-to-video generation
  • Cinematic motion

Use cases

AdsStoryboardsDemos

Pricing

Per video second$0.160
You pay pass-through · 5% applied at credit top-up, not per-call.
Try in playground →CompareAPI referenceSee usage ranking →

Collections

More video models →More from ByteDanceFrontier models →Free-tier models →
API schema

Call Bytedance OmniHuman v1.5 from any OpenAI SDK

POST https://api.aigateway.sh/v1/videos/generations·Content-Type: application/json·Auth: Bearer sk-aig-...

Request body

json
{
  "model": "bytedance/bytedance-omnihuman-v1.5",
  "prompt": "A drone shot of a mountain lake at golden hour",
  "duration": 5,          // seconds
  "aspect_ratio": "16:9"
}

// Response is an async job — poll /v1/jobs/<id> until status === "completed".

Response

json
{
  "id": "job_abc123",
  "status": "queued",        // queued | processing | completed | failed
  "model": "bytedance/bytedance-omnihuman-v1.5",
  "created": 1776947082
}

// After completion:
{
  "id": "job_abc123",
  "status": "completed",
  "result": {
    "url": "https://media.aigateway.sh/video/abc123.mp4",
    "duration": 5,
    "resolution": "1920x1080"
  }
}

Quickstart

# See docs at https://aigateway.sh/docs

Errors

401authentication_errorInvalid or missing API key
402insufficient_creditsWallet empty (PAYG only)
404not_foundUnknown model or endpoint
429rate_limit_errorOver per-minute limit — see Retry-After header
500server_errorUpstream provider failed (retryable)
503service_unavailableUpstream saturated (retryable)
Full docs →API reference →OpenAPI spec →llms.txt →

Frequently asked questions

What is Bytedance OmniHuman v1.5?
Omnihuman v1.5 is a new and improved version of Omnihuman. It generates video using an image of a human figure paired with an audio file. It produces vivid, high-quality videos where the character’s emotions and movements maintain a strong correlation with the audio. It is a video model from ByteDance, accessible via AIgateway's OpenAI-compatible API at slug bytedance/bytedance-omnihuman-v1.5.
How much does Bytedance OmniHuman v1.5 cost via AIgateway?
Pass-through pricing plus a 5% platform fee applied at top-up. See the pricing panel on this page for exact rates.
How do I call Bytedance OmniHuman v1.5 from my code?
Point the OpenAI SDK at https://api.aigateway.sh/v1 with your AIgateway key and set model to "bytedance/bytedance-omnihuman-v1.5". The request and response shapes match OpenAI exactly.
Does Bytedance OmniHuman v1.5 support streaming, tool calling, vision, and JSON mode?
Streaming — no. Tool calling — no. Vision — no. JSON mode — no. Prompt caching — no.
What are the best use cases for Bytedance OmniHuman v1.5?
Ads, Storyboards, Demos. Key strengths: Text-to-video generation; Cinematic motion.
Can I bring my own ByteDance API key (BYOK)?
Yes. Attach a ByteDance key in your AIgateway dashboard and this model flips to pass-through — you pay ByteDance directly and AIgateway waives the 5% platform fee on those calls.