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The AI Model Price Index

Gemini 2.5 Flash Preview (09/2025) – Thinking

by NanoGPT · listed Sep 2025RTV

Compact GPT model for low-latency assistance and high-volume workloads

Current rates USD per 1M tokens

Input$0.30
Output$2.50
Cache read—
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.14 per 1M tokens$0.14Gemini 2.5 Flash Preview (09/2025) – ThinkingGemini 2.5 Flash Preview (09/2025) – Thinking: $0.30 per 1M tokens$0.30Qwen3.7 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$2.00GPT-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$0.28Gemini 2.5 Flash Preview (09/2025) – ThinkingGemini 2.5 Flash Preview (09/2025) – Thinking: $2.50 per 1M tokens$2.50Grok 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$10.00GPT-5.5 ProGPT-5.5 Pro: $180 per 1M tokens$180

On the record

Model id
gemini-2.5-flash-preview-09-2025-thinking
Context window
1.0M tokens
Max output
66K tokens
Input modalities
text, image, pdf
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
—
Released
2025-09-25
Last updated
2025-09-25
Provider docs
docs.nano-gpt.com

Back of the envelope

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