Skip to content
All media models/OpenRouter/ByteDance Seed: Seedream 4.5
openrouter / image

ByteDance Seed: Seedream 4.5

Seedream 4.5 is the latest in-house image generation model developed by ByteDance. Compared with Seedream 4.0, it delivers comprehensive improvements, especially in editing consistency, including better preservation of subject details,...

bytedance-seed/seedream-4.5

Source checked: 2026-09-13 · Provider endpoint, not an independently benchmarked model.

Pricing, with its conditions.

These are source observations, not interchangeable quotes. Token, compute-time, output-duration and per-request prices cannot be compared by the number alone. Input charges and optional features may add to the total.

Source rateBilling unitConditionsEvidence
0.04 USDoutput_image / imageSeed; input and output charges can add together.Public structured source
0 USDinput_image / imageSeed; input and output charges can add together.Public structured source

Supported settings from the source

resolutionOptions: 1K, 2K, 4K
aspect_ratioOptions: 1:1, 1:2, 2:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 9:19.5, 19.5:9, 9:20, 20:9, 9:21, 21:9, auto
nMin: 1 · Max: 10
input_referencesMin: 0 · Max: 14
seed{"type":"boolean"}

Unlisted settings, region availability, deposits, taxes and commercial terms remain unverified. Confirm the exact endpoint before purchase.

ByteDance Seed: Seedream 4.5 · openrouter API pricing · Vidily