How long can a Seedance 2.0 Mini video be?

4 to 15 seconds per request, in 1-second steps.

Does Seedance 2.0 Mini support 4K?

No. Seedance 2.0 Mini tops out at 720p. For 4K, use Seedance 2.0 4K or Seedance 2.5 on the Pro plan.

How much does a 15-second Seedance 2.0 Mini video cost?

670 credits at 720p, standard tier — about $6.70. The studio shows the exact figure before you generate and asks you to confirm anything over 800 credits.

Which plan includes Seedance 2.0 Mini?

The Starter plan and above. There is no free tier — every generation costs real GPU time, so access starts with a paid plan or a credit pack.

How many reference inputs does Seedance 2.0 Mini accept?

Up to 9 in total: 9 images, 0 videos of at most 0s each, and 0 audio clips.

Seedance 2.0 Mini

The cheapest 2.x route. Free-tier and drafting.

What is Seedance 2.0 Mini?

Seedance 2.0 Mini generates 4–15 second video at up to 720p, with 9 image and 0 video references per request. It is available on the Starter plan and above, and through the API at /api/v1/generations. Typical wall-clock is 40s (p50) and 95s (p95).

Capabilities

CapabilityByteDance’s claimOur measurement

Duration4–15s in 1s stepsconfirmed

Resolutions480p, 720pconfirmed

Aspect ratios16:9, 9:16, 4:3, 3:4, 21:9, 1:1confirmed

Native audioNoconfirmed

Total references9confirmed

Image references9confirmed

Video references0 (≤0s each)confirmed

Audio references0confirmed

End frameYesconfirmed

Return last frameNoconfirmed

Video extensionNoconfirmed

Region-level editingNoconfirmed

R2V controlNoconfirmed

3D camera blockoutNoconfirmed

Multilingual dialogueNoconfirmed

A row reads “not verified yet” when the figure comes from ByteDance’s announcement and we have not confirmed it against the provider API ourselves. We would rather show the gap than restate a keynote.

What it costs

Credit cost at 720p, standard tier. Derived from published vendor rates pending our own benchmark run.

00:00:04:00720p16:9standard183cr≈ $1.83

00:00:10:00720p16:9standard449cr≈ $4.49

00:00:15:00720p16:9standard670cr≈ $6.70

Call it from the API

curl https://sedance.app/api/v1/generations \
  -H "Authorization: Bearer $SEDANCE_API_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "seedance-2.0-mini",
    "prompt": "A slow dolly-in across a rain-soaked rooftop at dusk",
    "resolution": "720p",
    "duration_sec": 15,
    "aspect_ratio": "16:9",
    "confirm_cost": true
  }'

Returns 202 with the job id and the credits held. Poll /api/v1/generations/:id — the poll cadence for a 15s job should start at 3s.

Questions

How long can a Seedance 2.0 Mini video be?: 4 to 15 seconds per request, in 1-second steps.
Does Seedance 2.0 Mini support 4K?: No. Seedance 2.0 Mini tops out at 720p. For 4K, use Seedance 2.0 4K or Seedance 2.5 on the Pro plan.
How much does a 15-second Seedance 2.0 Mini video cost?: 670 credits at 720p, standard tier — about $6.70. The studio shows the exact figure before you generate and asks you to confirm anything over 800 credits.
Which plan includes Seedance 2.0 Mini?: The Starter plan and above. There is no free tier — every generation costs real GPU time, so access starts with a paid plan or a credit pack.
How many reference inputs does Seedance 2.0 Mini accept?: Up to 9 in total: 9 images, 0 videos of at most 0s each, and 0 audio clips.

Seedance 2.5 — 30 seconds in a single pass — no stitching, no seam to hide.
Seedance 2.0 4K — High-resolution finals at up to 15 seconds.
Seedance 2.0 — The workhorse: native audio, 9 image / 3 video / 3 audio references.
Seedance 2.0 Fast — Draft here first. Iterate cheap, then commit to length.
Seedance 1.5 Pro — Budget tier and free trials.