The Index / Kilo Gateway / OpenAI: GPT-6.1 Sol Pro OpenAI: GPT-6.1 Sol Pro by Kilo Gateway · family gpt · listed Sep 2026R T V
GPT-6.1 Sol Pro is the same underlying model as [GPT-6.1 Sol](https://openrouter.ai/openai/gpt-6.1-sol), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
Current rates USD per 1M tokens Input $2.00
Output $10.00
Cache read $0.10
Cache write $2.50
Against the market Input price vs. maker flagships ($/1M tokens) DeepSeek V4 Flash Vision Exp DeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens $0.15 Qwen3.8 Omni Flash Qwen3.8 Omni Flash: $0.15 per 1M tokens $0.15 Gemini 3.8 Flash Gemini 3.8 Flash: $0.75 per 1M tokens $0.75 GLM-5.3 GLM-5.3: $1.40 per 1M tokens $1.40 OpenAI: GPT-6.1 Sol Pro OpenAI: GPT-6.1 Sol Pro: $2.00 per 1M tokens $2.00 Claude Sonnet 5.5 Claude Sonnet 5.5: $2.00 per 1M tokens $2.00 GPT-6.1 Sol GPT-6.1 Sol: $2.00 per 1M tokens $2.00 Grok 4.7 Grok 4.7: $2.00 per 1M tokens $2.00 Output price vs. maker flagships ($/1M tokens) Qwen3.8 Omni Flash Qwen3.8 Omni Flash: $0.47 per 1M tokens $0.47 DeepSeek V4 Flash Vision Exp DeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens $0.60 Gemini 3.8 Flash Gemini 3.8 Flash: $3.75 per 1M tokens $3.75 GLM-5.3 GLM-5.3: $4.40 per 1M tokens $4.40 Grok 4.7 Grok 4.7: $6.00 per 1M tokens $6.00 OpenAI: GPT-6.1 Sol Pro OpenAI: GPT-6.1 Sol Pro: $10.00 per 1M tokens $10.00 Claude Sonnet 5.5 Claude Sonnet 5.5: $10.00 per 1M tokens $10.00 GPT-6.1 Sol GPT-6.1 Sol: $10.00 per 1M tokens $10.00 On the record
Model id openai/gpt-6.1-sol-pro
Context window 1.1M tokens
Max output 128K tokens
Input modalities pdf, image, text
Output modalities text
Reasoning yes
Tool calls yes
Open weights no
Knowledge cutoff —
Released 2026-09-29
Last updated 2026-09-29 ← All Kilo Gateway listings