Tuesday, July 7, 2026 · No. 345Prices synced 1 hour ago
All·AI·Model

The AI Model Price Index

OpenAI GPT-5.1 Chat

by Helicone · family gpt-codex · listed Jan 2025TV

Image model for prompt-driven generation, editing, and visual design workflows

Current rates USD per 1M tokens

Input$1.25
Output$10.00
Cache read$0.125
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.14 per 1M tokens$0.14Qwen3.7 PlusQwen3.7 Plus: $0.50 per 1M tokens$0.50OpenAI GPT-5.1 ChatOpenAI GPT-5.1 Chat: $1.25 per 1M tokens$1.25Grok 4.3Grok 4.3: $1.25 per 1M tokens$1.25Gemini 3.5 FlashGemini 3.5 Flash: $1.50 per 1M tokens$1.50Mistral Medium (latest)Mistral Medium (latest): $1.50 per 1M tokens$1.50Claude Sonnet 5Claude Sonnet 5: $2.00 per 1M tokens$2.00GPT-5.5 ProGPT-5.5 Pro: $30.00 per 1M tokens$30.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.28 per 1M tokens$0.28Grok 4.3Grok 4.3: $2.50 per 1M tokens$2.50Qwen3.7 PlusQwen3.7 Plus: $3.00 per 1M tokens$3.00Mistral Medium (latest)Mistral Medium (latest): $7.50 per 1M tokens$7.50Gemini 3.5 FlashGemini 3.5 Flash: $9.00 per 1M tokens$9.00OpenAI GPT-5.1 ChatOpenAI GPT-5.1 Chat: $10.00 per 1M tokens$10.00Claude Sonnet 5Claude Sonnet 5: $10.00 per 1M tokens$10.00GPT-5.5 ProGPT-5.5 Pro: $180 per 1M tokens$180

On the record

Model id
gpt-5.1-chat-latest
Context window
128K tokens
Max output
16K tokens
Input modalities
text, image
Output modalities
text, image
Reasoning
no
Tool calls
yes
Open weights
no
Knowledge cutoff
Jan 2025
Released
2025-01-01
Last updated
2025-01-01
Provider docs
helicone.ai/models

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