DeepSeek-V4-Flash-Vision-Exp vs GPT-5.6 Sol: Specs & Benchmark Comparison
| Characteristic | DeepSeek-V4-Flash-Vision-Exp | GPT-5.6 Sol |
|---|---|---|
| Company | DeepSeek | OpenAI |
| Release Date | August 21, 2026 | July 9, 2026 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | 1.1M |
| Context (output) | 393K | 128K |
| Input Price / 1M | $0.22 | $5.00 |
| Output Price / 1M | $0.66 | $30.00 |
| Average Score | 0.5 | 0.6 |
| Benchmarks | ||
| Agents' Last Exam | 0.3 | 0.5 |
| DeepSWE | 0.6 | 0.7 |
| AutomationBench | 0.3 | 0.2 |
| Terminal-Bench 2.1 | 0.8 | 0.9 |
Visual Benchmark Comparison
DeepSeek-V4-Flash-Vision-Exp
GPT-5.6 Sol
Agents' Last Exam0.3 vs 0.5
0.3
0.5
DeepSWE0.6 vs 0.7
0.6
0.7
AutomationBench0.3 vs 0.2
0.3
0.2
Terminal-Bench 2.10.8 vs 0.9
0.8
0.9
Verdict
DeepSeek-V4-Flash-Vision-Exp leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: DeepSeek-V4-Flash-Vision-Exp — 0.5, GPT-5.6 Sol — 0.6.
API Cost
DeepSeek-V4-Flash-Vision-Exp is 39.8x cheaper: input $0.22/1M vs $5.00/1M tokens.
Context Window
GPT-5.6 Sol supports a larger context: 1M vs 1M tokens.
Recency
DeepSeek-V4-Flash-Vision-Exp is newer: released 8/21/2026 vs 7/9/2026.
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Frequently Asked Questions
Which is better for coding — DeepSeek-V4-Flash-Vision-Exp or GPT-5.6 Sol?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — DeepSeek-V4-Flash-Vision-Exp or GPT-5.6 Sol?
DeepSeek-V4-Flash-Vision-Exp is cheaper for input: $0.22 per 1M tokens vs $5.00.
Which has a larger context window — DeepSeek-V4-Flash-Vision-Exp or GPT-5.6 Sol?
GPT-5.6 Sol supports a larger context: 1,050,000 tokens vs 1,048,576.
The DeepSeek-V4-Flash-Vision-Exp and GPT-5.6 Sol comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V4-Flash-Vision-Exp or GPT-5.6 Sol page. See also the complete list of AI model comparisons.