Friday, August 21, 2026 · No. 390Prices synced 4 hours ago
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The AI Model Price Index

OpenAI: GPT-5.6 Sol (50% off)

by Kilo Gateway · family gpt · listed Aug 2025RTV

GPT-5.6 Sol served by OpenAI through Vercel AI Gateway at 50% lower cost than other available inference providers. This promotion runs through September 18, 2026.

Current rates USD per 1M tokens

Input$2.50
Output$15.00
Cache read$0.25
Cache write$3.13

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 ProDeepSeek V4 Pro: $0.435 per 1M tokens$0.435Gemini 3.7 FlashGemini 3.7 Flash: $0.75 per 1M tokens$0.75Mistral Medium 3.5Mistral Medium 3.5: $1.50 per 1M tokens$1.50Grok 4.6Grok 4.6: $2.00 per 1M tokens$2.00Qwen3.8 MaxQwen3.8 Max: $2.00 per 1M tokens$2.00OpenAI: GPT-5.6 Sol (50% off)OpenAI: GPT-5.6 Sol (50% off): $2.50 per 1M tokens$2.50Claude Opus 5Claude Opus 5: $5.00 per 1M tokens$5.00GPT-5.6 SolGPT-5.6 Sol: $5.00 per 1M tokens$5.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 ProDeepSeek V4 Pro: $0.87 per 1M tokens$0.87Gemini 3.7 FlashGemini 3.7 Flash: $3.75 per 1M tokens$3.75Grok 4.6Grok 4.6: $6.00 per 1M tokens$6.00Qwen3.8 MaxQwen3.8 Max: $6.00 per 1M tokens$6.00Mistral Medium 3.5Mistral Medium 3.5: $7.50 per 1M tokens$7.50OpenAI: GPT-5.6 Sol (50% off)OpenAI: GPT-5.6 Sol (50% off): $15.00 per 1M tokens$15.00Claude Opus 5Claude Opus 5: $25.00 per 1M tokens$25.00GPT-5.6 SolGPT-5.6 Sol: $30.00 per 1M tokens$30.00

On the record

Model id
openai/gpt-5.6-sol-discounted
Context window
1.1M tokens
Max output
128K tokens
Input modalities
text, image, pdf
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
Released
2025-08-26
Last updated
2025-08-26
Provider docs
kilo.ai

Back of the envelope

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