Seed-OSS Chat on LiveCodeBench: score, rank and what it means
Seed-OSS Chat scores 63.8 on LiveCodeBench, placing it #325 of 600 models in the index. The benchmark average is 61.0 and the leader is Claude Sonnet 4.5 Reasoning at 85.1.
Score distribution
The chart shows the top 10 models on LiveCodeBench, with Seed-OSS Chat highlighted. Longer bars mean higher scores.
Top 10 leaderboard
| # | Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|---|
| 1 | Claude Sonnet 4.5 Reasoning | Anthropic | 400000 | $19.48 | 87.7 |
| 2 | Grok 4 Reasoning | xAI | 2000000 | $19.67 | 87.8 |
| 3 | Claude Opus 4.5 | Anthropic | 400000 | $19.42 | 87.7 |
| 4 | GPT-5.2 Max | OpenAI | 1000000 | $21.39 | 89.2 |
| 5 | Grok 4 Turbo | xAI | 1000000 | $19.21 | 86.7 |
| 6 | GPT-5.1 Turbo | OpenAI | 2000000 | $19.19 | 86.1 |
| 7 | GPT-5.2 Pro | OpenAI | 2000000 | $21.32 | 89.6 |
| 8 | GPT-5.2 Reasoning | OpenAI | 1000000 | $20.98 | 87.5 |
| 9 | Claude Opus 4.5 Pro | Anthropic | 200000 | $20.98 | 89.1 |
| 10 | Gemini 3 Pro Max | Google DeepMind | 2000000 | $20.57 | 87.9 |
What this score means
On LiveCodeBench, Seed-OSS Chat sits at #325 of 600. The leader, Claude Sonnet 4.5 Reasoning, scores 85.1, so the gap to the top is 21.3 points. The median model in this index scores 64.7, which puts Seed-OSS Chat below the midpoint.
ByteDance models average 62.5 on this benchmark. Seed-OSS Chat is 1.3 points above that provider line, so it is a stronger result than the average ByteDance model.
Among multimodal models, the average is 70.3. Seed-OSS Chat is 6.5 points below that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.
Read a 63.8 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.
Price context
At $3.49 per million input tokens, Seed-OSS Chat is below the median input price of $4.00 across the 600 models scored on LiveCodeBench. The models immediately around it in the ranking are shown below so you can compare score and price together.
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Firesearch Reasoning | Fireworks AI | 32768 | $7.74 | 69.0 |
| Fusion Pro | OpenRouter | 65536 | $8.69 | 72.2 |
| GPT-5.1 Nano | OpenAI | 32768 | $9.56 | 74.1 |
| OLMo 2 Instruct | Allen Institute for AI | 32768 | $3.03 | 71.7 |
| Seed-OSS Chat | ByteDance | 65536 | $3.49 | 74.4 |
| Firefunction Reasoning | Fireworks AI | 8192 | $9.08 | 72.5 |
| Firesearch Max | Fireworks AI | 8192 | $7.80 | 69.9 |
Other benchmarks for Seed-OSS Chat
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 76.2 | 299 | 50th | |
| GPQA Diamond | 69.7 | 277 | 54th | |
| SWE-bench Verified | 63.9 | 236 | 61th | |
| HumanEval | 79.9 | 237 | 61th | |
| MATH-500 | 75.5 | 314 | 48th | |
| AIME 2025 | 71.0 | 236 | 61th | |
| IFEval | 83.6 | 227 | 62th | |
| TruthfulQA | 76.5 | 296 | 51th | |
| HellaSwag | 85.7 | 226 | 62th | |
| MMMU | 72.9 | 225 | 63th | |
| Arena Elo | 1382.4 | 269 | 55th |
FAQ
What score does Seed-OSS Chat get on LiveCodeBench?
Seed-OSS Chat scores 63.8 on LiveCodeBench in this index. The benchmark average is 61.0 and the top score is 85.1.
How does Seed-OSS Chat rank on LiveCodeBench?
It ranks #325 of 600 models, in the 46th percentile. The leader is Claude Sonnet 4.5 Reasoning at 85.1.
Is Seed-OSS Chat good at LiveCodeBench?
It is below the median for this benchmark, so test it carefully before relying on it for this capability. The result should be read alongside its price and context window.
How is the LiveCodeBench score calculated?
LiveCodeBench is a coding benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.
What does Seed-OSS Chat cost?
Seed-OSS Chat costs $3.49 per million input tokens and $14.42 per million output tokens.