ByteDance Seed: Seed 1.6 Flash vs Google: Gemini 3 Flash Preview
Compare these two models side-by-side to help you make the best choice for your needs
ByteDance Seed: Seed 1.6 Flash
Description
Seed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding. It features a 256k context window and can generate outputs of up to 16k tokens.
Strengths
- •Multimodal understanding with text and image support
- •Large context window (262k tokens)
Best For
Image and document understanding
Google: Gemini 3 Flash Preview
Description
Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool use performance with substantially lower latency than larger Gemini variants, making it well suited for interactive development, long running agent loops, and collaborative coding tasks. Compared to Gemini 2.5 Flash, it provides broad quality improvements across reasoning, multimodal understanding, and reliability. The model supports a 1M token context window and multimodal inputs including text, images, audio, video, and PDFs, with text output. It includes configurable reasoning via thinking levels (minimal, low, medium, high), structured output, tool use, and automatic context caching. Gemini 3 Flash Preview is optimized for users who want strong reasoning and agentic behavior without the cost or latency of full scale frontier models.
Strengths
- •Multimodal understanding with text and image support
- •Large context window (1049k tokens)
Best For
Image and document understanding
| Feature | ByteDance Seed: Seed 1.6 Flash | Google: Gemini 3 Flash Preview |
|---|---|---|
| Provider | OpenRouter | OpenRouter |
| Context Length | 262,144 tokens | 1,048,576 tokens |
| Input Price | $0.075/M | $0.500/M |
| Output Price | $0.300/M | $3.00/M |
| Vision Support | Yes | Yes |
| Premium | No | No |
| Capabilities | TextVisionFast | TextVisionFast |