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

Claude-Opus-4.5

by Poe · family claude-opus · listed Nov 2025RTV

Flagship Claude model for deep reasoning, coding, and long-horizon agents

Current rates USD per 1M tokens

Input$4.30
Output$21.00
Cache read$0.43
Cache write$5.30

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$0.50Grok 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$2.00Claude-Opus-4.5Claude-Opus-4.5: $4.30 per 1M tokens$4.30GPT-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$9.00Claude Sonnet 5Claude Sonnet 5: $10.00 per 1M tokens$10.00Claude-Opus-4.5Claude-Opus-4.5: $21.00 per 1M tokens$21.00GPT-5.5 ProGPT-5.5 Pro: $180 per 1M tokens$180

On the record

Model id
anthropic/claude-opus-4.5
Context window
197K tokens
Max output
64K tokens
Input modalities
text, image, pdf
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
—
Released
2025-11-21
Last updated
2025-11-21
Provider docs
creator.poe.com/docs/external-applications/openai-compatible-api

Back of the envelope

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