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| 3 models | bytedance-seedByteDance Seed: Seedream 4.5Remove × | bytedance-seedByteDance Seed: Seedream 5.0 ProRemove × | googleGoogle: Nano Banana 2.1Remove × |
|---|---|---|---|
| What’s different | 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… | Choose standard or fast prompt enhancement; accepts extreme aspect ratios up to 16:1 within a 2K-square pixel budget. | Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization,... |
| Date | Dec 5, 2025Released | Jul 8, 2026Released | Oct 6, 2026Released |
API prices USD · provider configuration shown below | |||
| Listed rate | $0.04/ imagefal · all routes ↗ | $0.0675/ imagefal · all routes ↗Area ≤ 1536x1536 pixels | $30.00/ 1M output tokens Google AI Studio · via OpenRouter · Conditional · Output only |
| Provider endpoints | 2 endpoints → | 2 endpoints → | 2 endpoints → |
Benchmarks Each result retains its evaluation configuration | |||
| AA Image ↗2.1 | 1,026.34 ↗Text-to-image · all categoriesIndependent result95% CI 1,014.34–1,038.34 · n=6,392 | 1,100.17 ↗Text-to-image · all categoriesIndependent result95% CI 1,089.17–1,111.17 · n=11,633 | 1,175.56 ↗Text-to-image · all categoriesIndependent result95% CI 1,163.56–1,187.56 · n=6,210 |
Specifications | |||
| Context window | 4.1K | — | 65.5K |
| Max output | 3.7K | — | 59K |
| Parameters | — | — | — |
| Tool calling | Not reported | Not reported | Supported |
| Structured output | Not reported | Not reported | Supported |
| Image input | Supported | Supported | Supported |
| Reasoning | Not reported | Not reported | Supported |