GPT-5.4 vs Qwen3 14B
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-5.4 and Qwen3 14B.
GPT-5.4
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
Qwen3 14B
Qwen3-14B is a dense 14.8B parameter causal language model from the Qwen3 series, designed for both complex reasoning and efficient dialogue. It supports seamless switching between a "thinking" mode for...
Technical Specifications
| Specification | GPT-5.4 | Qwen3 14B |
|---|---|---|
| Provider | OpenAI | Alibaba |
| Context Window | 1,050,000 tokens | 131,702 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-03-05 | 2025-04-28 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.4
$2.50
Qwen3 14B
$0.10
Output Price per Million Tokens
GPT-5.4
$15.00
Qwen3 14B
$0.24
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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-5.4 Quirks & Gotchas
No developer gotchas reported.
Qwen3 14B Quirks & Gotchas
No developer gotchas reported.