Seedance 2.5

by ByteDanceewest/seedance-2.5

High-quality video with joint audio; slower.

VideoText to videoImage to videoFirst + last frame

A silver sports car drifting out of a dust cloud in a desert canyon at sunset, made with Seedance 2.5

Try Seedance 2.5 in your browser

API

Video runs as a job: create it, then follow progress over Server-Sent Events, poll, or receive a webhook. Every response carries an x-request-id trace ID.

# 1. Create the job
curl https://api.ewest.ai/v1/videos/generations \
  -H "Authorization: Bearer $EWEST_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "ewest/seedance-2.5", "prompt": "A red fox walks through fresh snow"}'
# → 202 {"id": "job_…", "status": "queued", "progress": 0, "eta_seconds": …}

# 2. Follow live progress (Server-Sent Events), or poll GET /v1/jobs/job_…
curl -N https://api.ewest.ai/v1/jobs/job_…/events -H "Authorization: Bearer $EWEST_KEY"

Pricing

480p: $0.2056 per second
720p: $0.4622 per second
1080p: $1.04 per second

A 5 s 480p clip costs $1.03. Billed per generated second; failed generations are not charged.

Details

Durations: 4, 5, 6, 7, 8, 9, 10 seconds
Resolutions: 480p, 720p, 1080p
Aspect ratios: 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
Inputs: Prompt, optional start and end image
Audio: Generated (can be turned off)
Typical time: a few minutes; slower than the others