ByteDance Doubao Seed 2.0 Lite
ByteDance Doubao Seed 2.0 Lite is a released coding, agents, and long context model with 128k context; evaluate it while provider pricing coverage matures.
Use it for
- Teams evaluating coding, agents, and long context
- Workloads that can use a 128k context window
Do not use it for
- Cost-sensitive launches that need sourced token pricing
- Vision or document-understanding workloads
- Strict JSON or tool-calling flows
- Family
- Doubao Seed 2.0
- Released
- 2026-02-14
- Context
- 128k
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
No tracked provider token pricing is available yet.
About
Doubao Seed 2.0 Lite is ByteDance's general-purpose frontier model released February 14, 2026. Achieves 85.1 on GPQA Diamond and 87.7 on MMLU-Pro, matching or exceeding many larger models. Optimized for production workloads requiring strong general reasoning at moderate cost.
ByteDance Doubao Seed 2.0 Lite is a proprietary model in the Doubao Seed 2.0 family. The structured metadata tracks a 128k-token context window. Headline tracked benchmarks include MMLU PRO 87.7, Google-Proof Q&A 85.1, and LiveCodeBench 81.7.
Top use-case fit: coding, agents, and build tasks
Coding
2 relevant benchmarks in the decision map.
Agents
1 relevant benchmark in the decision map.
Long context
Included by capability and metadata signals in the decision map.
Provider price ladder
No tracked provider token pricing is available for this model yet.
Capabilities
No model capability flags are currently sourced.
Benchmark peer barsfor Coding
Benchmark scores(5)
| Benchmark | Score | Version | Source |
|---|---|---|---|
| MMLU PRO | 87.7 | MMLU-Pro (accuracy) | https://www.digitalapplied.com/blog/bytedance-seed-2-doubao-ai-model-benchmarks-guide |
| Google-Proof Q&A | 85.1 | diamond | https://seed.bytedance.com/seed2 |
| LiveCodeBench | 81.7 | v6 | https://seed.bytedance.com/seed2 |
| SWE-bench Verified | 73.5 | SWE-bench Verified (resolved) | https://www.digitalapplied.com/blog/bytedance-seed-2-doubao-ai-model-benchmarks-guide |
| AIME 2025 | 93.0 | AIME 2025 (accuracy) | https://www.digitalapplied.com/blog/bytedance-seed-2-doubao-ai-model-benchmarks-guide |
Migration checks
No linked migration route is available for this model yet.
Rankings & picks(1)
Frequently asked questions
What is the context window of ByteDance Doubao Seed 2.0 Lite?
ByteDance Doubao Seed 2.0 Lite has a context window of 128k tokens.
When was ByteDance Doubao Seed 2.0 Lite released?
ByteDance Doubao Seed 2.0 Lite was released on 2026-02-14.
What benchmarks has ByteDance Doubao Seed 2.0 Lite been tested on?
ByteDance Doubao Seed 2.0 Lite has been evaluated on 5 benchmarks, including MMLU PRO, Google-Proof Q&A, LiveCodeBench, SWE-bench Verified, AIME 2025.