ByteDance model product
Seedream 4.5
5 is a ByteDance image model supporting 4K resolution, image-to-image editing, and various aspect ratios.
Updated Sep 8, 2026. Default version: Seedream 4.5
LLMBoard Image Generation Score61.1Seedream 4.5
Coverage100%9 benchmark families
Context windowN/ATokens
Native catalog priceN/APrice unavailable
Seedream 4.5 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Seedream 4.5 Benchmark Results
Benchmark scores for Seedream 4.5.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkLM Arena Image Edit | Score1,301.36 rating | Rank17 | Participants41 | Percentile60.00% | EvidenceA | Evaluated |
| BenchmarkArtificial Analysis Image Editing | Score1,032.00 elo | Rank20 | Participants73 | Percentile73.61% | EvidenceB | EvaluatedN/A |
| BenchmarkLM Arena Text To Image | Score1,146.91 rating | Rank27 | Participants62 | Percentile57.38% | EvidenceA | Evaluated |
| BenchmarkArtificial Analysis Text To Image | Score1,006.00 elo | Rank35 | Participants156 | Percentile78.06% | EvidenceB | EvaluatedN/A |
Seedream 4.5 Arena Results
Preference and agent-evaluation results for the default version.
Sort by
Arena | Category | Rank | Rating / score | Votes | Observations | Result date |
|---|
| Arenaimage edit | Categorymulti image edit | Rank08 | Rating / score1,291.27 | Votes422,826 | ObservationsN/A | Result date |
| Arenaimage edit | Categoryoverall | Rank17 | Rating / score1,301.36 | Votes1,084,303 | ObservationsN/A | Result date |
| Arenatext to image | Categoryphotorealistic | Rank20 | Rating / score1,165.73 | Votes106,437 | ObservationsN/A | Result date |
| Arenatext to image | Categoryportraits | Rank21 | Rating / score1,167.12 | Votes56,982 | ObservationsN/A | Result date |
| Arenatext to image | Categorycartoon | Rank25 | Rating / score1,149.39 | Votes103,927 | ObservationsN/A | Result date |
| Arenatext to image | Categoryart | Rank26 | Rating / score1,154.85 | Votes34,865 | ObservationsN/A | Result date |
| Arenatext to image | Category3d modeling | Rank27 | Rating / score1,147.44 | Votes25,353 | ObservationsN/A | Result date |
| Arenatext to image | Categoryoverall | Rank27 | Rating / score1,146.91 | Votes257,160 | ObservationsN/A | Result date |
| Arenatext to image | Categorycommercial design | Rank28 | Rating / score1,141.38 | Votes92,906 | ObservationsN/A | Result date |
| Arenatext to image | Categorytext rendering | Rank31 | Rating / score1,142.35 | Votes87,719 | ObservationsN/A | Result date |
Seedream 4.5 Pricing
Prices are shown in the model's native media unit and resolution tier.
- Native price
- N/A
- Price unit
- N/A
- Tier
- Standard
- Tracked offerings
- 0
No price available
This model does not have a current media price.
Media catalog prices are not converted into token input or output prices.
Seedream 4.5 Runtime Performance
Provider-specific output speed and catalog latency for Seedream 4.5. Runtime does not affect the capability score.
No runtime data
No provider-specific speed or latency record is linked to the default version yet.
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Seedream 4.5 Specifications
Technical details for the model's default version.
- Version
- Seedream 4.5
- Released
- Unknown
- Knowledge cutoff
- Unknown
- Parameters
- N/A
- Context window
- N/A
- Max output
- N/A
- Inputs
- image, text
- Outputs
- image
- Open weights
- No
- License
- Unspecified
Seedream 4.5 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| VersionSeedream 4.5 | ReleasedN/A | LLMBoard61.13 | ParametersN/A | ContextN/A | Max outputN/A | Open weightsNo | LicenseUnspecified |
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What is Seedream 4.5?
Key information about Seedream 4.5 and its available data.
5 is an upgraded image model from ByteDance with stronger spatial understanding and world knowledge. It supports 4K resolution, image-to-image editing, and various aspect ratios.
Data as of 2026-09-08.
FAQ
Common questions about Seedream 4.5.
When was Seedream 4.5 released?
A release date is not available for the default version.
How much does Seedream 4.5 cost?
No native catalog price is currently available for Seedream 4.5.
Who created Seedream 4.5?
Seedream 4.5 was created by ByteDance.
What is the context window for Seedream 4.5?
A context window is not available for the default version.
Is Seedream 4.5 open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Seedream 4.5?
No provider offering is currently linked to the default version.