Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude...
Model details →ByteDance Seed: Seed-2.0-Code vs OpenAI: GPT-5.1 (batch)
ByteDance Seed: Seed-2.0-Code wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Model details →Side-by-side comparison
| Capability | ByteDance Seed: Seed-2.0-Code | OpenAI: GPT-5.1 (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 400K | 🏆 OpenAI: GPT-5.1 (batch) |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.50 | $0.63 | 🏆 ByteDance Seed: Seed-2.0-Code |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $3.00 | $5.00 | 🏆 ByteDance Seed: Seed-2.0-Code |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| 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-2.0-Code better than OpenAI: GPT-5.1 (batch)?
ByteDance Seed: Seed-2.0-Code wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between ByteDance Seed: Seed-2.0-Code and OpenAI: GPT-5.1 (batch)?
Input: $0.50 vs $0.63 per 1M tokens. Output: $3.00 vs $5.00 per 1M tokens.
What context windows do ByteDance Seed: Seed-2.0-Code and OpenAI: GPT-5.1 (batch) support?
ByteDance Seed: Seed-2.0-Code supports up to 262K tokens. OpenAI: GPT-5.1 (batch) supports up to 400K tokens.
Do both ByteDance Seed: Seed-2.0-Code and OpenAI: GPT-5.1 (batch) support tool calling?
ByteDance Seed: Seed-2.0-Code: yes. OpenAI: GPT-5.1 (batch): yes.