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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Gemini 2.5 Flash PreviewGoogleRemove
  2. Gemini 3.1 Flash Lite Image (Google Vertex AI)GoogleRemove
gemini-2.5-flash-preview vs gemini-3.1-flash-lite-image-vertex
AttributeGemini 2.5 Flash Previewgemini-2.5-flash-previewGemini 3.1 Flash Lite Image (Google Vertex AI)gemini-3.1-flash-lite-image-vertex
Pricing
Input$0.075 / 1M—
Output$0.30 / 1M—
Cache Write (5m)$0.075 / 1MNot applicable
Cache Write (1h)$0.075 / 1MNot applicable
Cache Read$0.075 / 1MNot applicable
Web Search$0 / 1M—
Request—$0.0336 / request
Billing—Pay Per Request
Context
Max context1.0MN/A
Max outputN/AN/A
Capabilities
VisionYesYes
Function CallingYesNo
JSON ModeYesNo
StreamingYesNo
Catalogue
ProviderGoogleGoogle
Categorychatimage
Charge typePay As You GoPay Per Request
Released——
Description
SummaryGemini 2.5 Flash Preview (May 2025) is Google's high-performance general model built for advanced reasoning, coding, math, and science. It includes built-in “thinking” features to deliver more accurate, context-aware answers.Gemini 3.1 Flash Lite Image served from Google Vertex AI. Billed per image at US$0.0336. Call it through /v1/chat/completions with stream set to false; the image is returned in the message content as a base64 data URI. Maximum output resolution is 1K. A request for a larger size returns a 1K image with the same aspect ratio at the same price. When a size is reduced, the response carries an X-Image-Resolution-Capped header with the requested and delivered size.