Author's Description
Seed-OSS-36B-Instruct is a 36B-parameter instruction-tuned reasoning language model from ByteDance’s Seed team, released under Apache-2.0. The model is optimized for general instruction following with strong performance in reasoning, mathematics, coding, tool use/agentic workflows, and multilingual tasks, and is intended for international (i18n) use cases. It is not currently possible to control the reasoning effort.
Key Specifications
Supported Parameters
This model supports the following parameters:
Features
This model supports the following features:
Performance Summary
ByteDance's Seed OSS 36B Instruct model demonstrates moderate speed performance, ranking in the 21st percentile, and offers moderate pricing, placing it in the 37th percentile. The model exhibits strong reliability with an 85% success rate, indicating few technical issues. In terms of performance across benchmarks, Seed OSS 36B Instruct shows particular strength in General Knowledge (98.5% accuracy, 62nd percentile), Coding (91.8% accuracy, 77th percentile), and Instruction Following (67.0% accuracy, 76th percentile). It also performs well in Email Classification (98.0% accuracy, 63rd percentile) and Reasoning (68.0% accuracy, 54th percentile). However, the model struggles significantly with Mathematics, achieving only 27.5% accuracy (17th percentile), and shows a notable weakness in Hallucinations, with 76.0% accuracy (19th percentile), suggesting it frequently fails to acknowledge uncertainty. Its Ethics performance is also relatively low at 92.0% accuracy (25th percentile). Overall, its strengths lie in practical application areas like coding and instruction following, while complex mathematical reasoning and appropriately handling unknown information present challenges.
Model Pricing
Current Pricing
| Feature | Price (per 1M tokens) |
|---|---|
| Prompt | $0.16 |
| Completion | $0.65 |
Price History
Available Endpoints
| Provider | Endpoint Name | Context Length | Pricing (Input) | Pricing (Output) |
|---|---|---|---|---|
|
Chutes
|
Chutes | bytedance/seed-oss-36b-instruct | 131K | $0.16 / 1M tokens | $0.65 / 1M tokens |
|
Chutes
|
Chutes | bytedance/seed-oss-36b-instruct | 131K | $0.16 / 1M tokens | $0.65 / 1M tokens |
Benchmark Results
| Benchmark | Category | Reasoning | Strategy | Free | Executions | Accuracy | Cost | Duration |
|---|
Other Models by bytedance
|
|
Released | Params | Context |
|
Speed | Ability | Cost |
|---|---|---|---|---|---|---|---|
| ByteDance: UI-TARS 7B | Jul 22, 2025 | 7B | 128K |
Text input
Image input
Text output
|
★★★★ | ★★ | $$ |