Key Takeaways
GPT-OSS-20b wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Qwen3 Coder 480B A35B (exacto) wins:
- Larger context window
- Supports tool calls
Price Advantage
GPT-OSS-20b
Benchmark Advantage
GPT-OSS-20b
Context Window
Qwen3 Coder 480B A35B (exacto)
Speed
GPT-OSS-20b
Pricing Comparison
Price Comparison
| Metric | GPT-OSS-20b | Qwen3 Coder 480B A35B (exacto) | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.02 | $0.22 | GPT-OSS-20b |
| Output (per 1M tokens) | $0.10 | $0.95 | GPT-OSS-20b |
Using a 3:1 input/output ratio, GPT-OSS-20b is 90% cheaper overall.
GPT-OSS-20b Providers
GMICloud $0.02 (Cheapest)
DeepInfra $0.03
Parasail $0.04
Phala $0.04
SiliconFlow $0.04
Qwen3 Coder 480B A35B (exacto) Providers
Chutes $0.22 (Cheapest)
OpenRouter $0.22 (Cheapest)
Google $0.22 (Cheapest)
SiliconFlow $0.25
DeepInfra $0.28
Benchmark Comparison
6
Benchmarks Compared
0
GPT-OSS-20b Wins
0
Qwen3 Coder 480B A35B (exacto) Wins
Benchmark Scores
| Benchmark | GPT-OSS-20b | Qwen3 Coder 480B A35B (exacto) | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 24.7 | - | - |
Coding Index Code generation & understanding | 18.1 | - | - |
Math Index Mathematical reasoning | 89.3 | - | - |
MMLU Pro Academic knowledge | 74.8 | - | - |
GPQA Graduate-level science | 68.8 | - | - |
LiveCodeBench Competitive programming | 77.7 | - | - |
GPT-OSS-20b significantly outperforms in coding benchmarks.
Cost vs Quality
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GPT-OSS-20b
Other models
Context & Performance
Context Window
GPT-OSS-20b
131,072
tokens
Max output: 131,072 tokens
Qwen3 Coder 480B A35B (exacto)
262,144
tokens
Max output: 262,144 tokens
Qwen3 Coder 480B A35B (exacto) has a 50% larger context window.
Speed Performance
| Metric | GPT-OSS-20b | Qwen3 Coder 480B A35B (exacto) | Winner |
|---|---|---|---|
| Tokens/second | 309.0 tok/s | N/A | |
| Time to First Token | 0.51s | N/A |
Capabilities
Feature Comparison
| Feature | GPT-OSS-20b | Qwen3 Coder 480B A35B (exacto) |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | GPT-OSS-20b | Qwen3 Coder 480B A35B (exacto) |
|---|---|---|
| License | Open Source | Open Source |
| Author | OpenAI | Qwen |
| Released | Aug 2025 | Jul 2025 |
GPT-OSS-20b Modalities
Input
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Output
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Qwen3 Coder 480B A35B (exacto) Modalities
Input
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Output
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