GPT-5.5 vs Qwen 2.5-Coder 32B
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for GPT-5.5 and Qwen 2.5-Coder 32B.
GPT-5.5
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Qwen 2.5-Coder 32B
Qwen 2.5-Coder 32B is Alibaba's specialized code generation model built on the Qwen 2.5 architecture, fine-tuned on a massive corpus of code repositories, technical documentation, and programming discussions. It achieves competitive results against GPT-4o and Claude Sonnet on coding benchmarks like HumanEval, MBPP, and LiveCodeBench while supporting a broad range of programming languages from Python and JavaScript to Rust and Go. Its 128K context window enables whole-repository analysis and complex multi-file refactoring tasks.
Technical Specifications
| Specification | GPT-5.5 | Qwen 2.5-Coder 32B |
|---|---|---|
| Provider | OpenAI | Alibaba |
| Context Window | 1,050,000 tokens | 131,072 tokens |
| Agent Suitability | 95/100 | 89/100 |
| Time to First Token (TTFT) | 380 ms | 260 ms |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2026-04-24 | 2025-11-12 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.5
$5.00
Qwen 2.5-Coder 32B
$0.35
Output Price per Million Tokens
GPT-5.5
$30.00
Qwen 2.5-Coder 32B
$0.70
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
GPT-5.5 Quirks & Gotchas
- ▸Best for JSON schema adherence — strict mode available via response_format parameter
- ▸Requires explicit tool_choice for deterministic function calling
Qwen 2.5-Coder 32B Quirks & Gotchas
- ▸Strong code generation across 40+ languages — excellent for multi-language repos
- ▸Available via Alibaba Cloud API or self-hosted