Tuesday, August 25, 2026 · No. 394Prices synced 23 hours ago
All·AI·Model

The AI Model Price Index

GPT-5.5

by Opper · family gpt · listed Apr 2026RTV

Default frontier GPT for coding, computer use, research, and knowledge work

Current rates USD per 1M tokens

Input$5.00
Output$30.00
Cache read$0.50
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.14 per 1M tokens$0.14Gemini Flash LatestGemini Flash Latest: $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$2.00GPT-5.5GPT-5.5: $5.00 per 1M tokens$5.00Claude 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 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.28 per 1M tokens$0.28Gemini Flash LatestGemini Flash Latest: $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$7.50Claude Opus 5Claude Opus 5: $25.00 per 1M tokens$25.00GPT-5.5GPT-5.5: $30.00 per 1M tokens$30.00GPT-5.6 SolGPT-5.6 Sol: $30.00 per 1M tokens$30.00

On the record

Model id
openai/gpt-5.5
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
Dec 2025
Released
2026-04-23
Last updated
2026-04-23
Provider docs
opper.ai/models

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