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.
Model details →ByteDance Seed: Seed 1.6 Flash vs OpenAI: o1-pro
ByteDance Seed: Seed 1.6 Flash wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
The o1 series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o1-pro model uses more compute to think harder and provide consistently better answers.
Model details →Side-by-side comparison
| Capability | ByteDance Seed: Seed 1.6 Flash | OpenAI: o1-pro | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 200K | 🏆 ByteDance Seed: Seed 1.6 Flash |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.07 | $150.00 | 🏆 ByteDance Seed: Seed 1.6 Flash |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.30 | $600.00 | 🏆 ByteDance Seed: Seed 1.6 Flash |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 ByteDance Seed: Seed 1.6 Flash |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is ByteDance Seed: Seed 1.6 Flash better than OpenAI: o1-pro?
ByteDance Seed: Seed 1.6 Flash wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between ByteDance Seed: Seed 1.6 Flash and OpenAI: o1-pro?
Input: $0.07 vs $150.00 per 1M tokens. Output: $0.30 vs $600.00 per 1M tokens.
What context windows do ByteDance Seed: Seed 1.6 Flash and OpenAI: o1-pro support?
ByteDance Seed: Seed 1.6 Flash supports up to 262K tokens. OpenAI: o1-pro supports up to 200K tokens.
Do both ByteDance Seed: Seed 1.6 Flash and OpenAI: o1-pro support tool calling?
ByteDance Seed: Seed 1.6 Flash: yes. OpenAI: o1-pro: not advertised.