Gemini 2.5 Flash Preview 09-2025

googlegoogle/gemini-2.5-flash-preview-09-2025

Strong overall performance and low latency. A preview snapshot of Gemini 2.5 Flash with balanced reasoning and speed.

Context Length

1.0M

Max Output

66K

Input Price

$0.360/ 1M tokens

Output Price

$3.00/ 1M tokens

Modalities

textimagepdf→text

Pricing Breakdown

Type	Rate
Input	$0.360 / 1M tokens
Output	$3.00 / 1M tokens

Supported Parameters

temperaturemax_tokenstop_ptoolstool_choiceresponse_formatstop

API Usage Examples

cURL

curl https://api.therouter.ai/v1/chat/completions   -H "Content-Type: application/json"   -H "Authorization: Bearer $THE_ROUTER_API_KEY"   -d '{
    "model": "google/gemini-2.5-flash-preview-09-2025",
    "messages": [
      {"role": "user", "content": "Summarize the key points from this input."}
    ]
  }'