GPT-5.6 Sol Pro vs Kimi K2 0711
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-5.6 Sol Pro and Kimi K2 0711.
GPT-5.6 Sol Pro
GPT-5.6 Sol Pro is the same underlying model as [GPT-5.6 Sol](https://openrouter.ai/openai/gpt-5.6-sol), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
Kimi K2 0711
Kimi K2 Instruct is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32 billion active per forward pass. It is optimized for...
Technical Specifications
| Specification | GPT-5.6 Sol Pro | Kimi K2 0711 |
|---|---|---|
| Provider | OpenAI | Moonshot AI |
| Context Window | 1,050,000 tokens | 131,072 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-07-09 | 2025-07-11 |
API Pricing Comparison
Input Price per Million Tokens
GPT-5.6 Sol Pro
$5.00
Kimi K2 0711
$0.57
Output Price per Million Tokens
GPT-5.6 Sol Pro
$30.00
Kimi K2 0711
$2.30
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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-5.6 Sol Pro Quirks & Gotchas
No developer gotchas reported.
Kimi K2 0711 Quirks & Gotchas
No developer gotchas reported.