TokenRate

Gemini 2.5 Flash Pricing

Balanced

Google · 1M tokens context

Gemini 2.5 Flash from Google costs $0.300 per 1 million input tokens and $2.50 per 1 million output tokens as of May 2026 (live OpenRouter data). The model supports a 1,000,000-token context window (approximately 750,000 words) with a 66K-token maximum output. A typical 1,000-token request costs $0.0003 in input charges; a 10,000-token request costs $0.0030.

Gemini 2.5 Flash pricing and capability summary
Input price$0.300 / 1M tokens
Output price$2.50 / 1M tokens
Output / input ratio8.3×
Context window1,000,000 tokens (~750,000 words)
Maximum output65,536 tokens
Cost per 1K tokens (input)$0.0003
TierBalanced
Last verified

Gemini 2.5 Flash is the mid-tier 2.5-generation model — markedly faster than Pro while keeping the full 1M context window. The default choice when you want long context cheaply.

Live pricing from OpenRouter

Input Price

$0.300

per 1 million tokens

Output Price

$2.50

per 1 million tokens

Context Window

1M tokens

max 66K output

Cost Examples

Request TypeTokensInput CostOutput Cost
1,000 word article1,333$0.0004$0.001
10-page document (2,500 words)3,333$0.001$0.0025
1,000 lines of code5,000$0.0015$0.00375
100K token document100,000$0.03$0.075

Output cost estimated at 30% of input token count. Use the calculator for exact figures.

Strengths

  • 1M context window at sub-$1 input price
  • Fast for a flagship-class model
  • Multimodal

Limitations

  • Output price still higher than budget Flash 2.0
  • Not as strong as Pro on reasoning

Best Use Cases

Long-document RAG
Production chat with retrieval
Multimodal pipelines on a budget

Calculate Gemini 2.5 Flash Costs

Use the TokenRate calculator to convert any budget, token count, or text into exact Gemini 2.5 Flash costs — and compare across all models.

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Gemini 2.5 Flash — FAQ

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