Friday, August 21, 2026 · No. 390Prices synced 3 hours ago
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The AI Model Price Index

GPT-5.3 Chat (latest)

by Cloudflare AI Gateway · family gpt · listed Mar 2026TV

Chat-tuned GPT model for conversational assistance, writing, and tool workflows

Current rates USD per 1M tokens

Input$1.75
Output$14.00
Cache read$0.175
Cache write—

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$1.50GPT-5.3 Chat (latest)GPT-5.3 Chat (latest): $1.75 per 1M tokens$1.75Grok 4.6Grok 4.6: $2.00 per 1M tokens$2.00Qwen3.8 MaxQwen3.8 Max: $2.00 per 1M tokens$2.00Claude 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 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$7.50GPT-5.3 Chat (latest)GPT-5.3 Chat (latest): $14.00 per 1M tokens$14.00Claude 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-5.3-chat-latest
Context window
128K tokens
Max output
16K tokens
Input modalities
text, image
Output modalities
text
Reasoning
no
Tool calls
yes
Open weights
no
Knowledge cutoff
Aug 2025
Released
2026-03-03
Last updated
2026-03-03
Provider docs
developers.cloudflare.com/ai-gateway/

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