Cracked AI Engineering

Gemini 2.5 Flash vs Gemini 2.5 Flash Preview 05-20

Compare Gemini 2.5 Flash by Vertex and Gemini 2.5 Flash Preview 05-20 by Vertex. See detailed specifications, pricing, and capabilities side-by-side.

Quick Overview

Gemini 2.5 Flash

Vertex

1.0M tokens context • $0.30 / $2.50 per 1M tokens

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Gemini 2.5 Flash Preview 05-20

Vertex

1.0M tokens context • $0.15 / $0.60 per 1M tokens

View full specifications →

Detailed Comparison

Specification
Gemini 2.5 Flash
Gemini 2.5 Flash Preview 05-20
Provider
Vertex
Vertex
Context Window
1.0M tokens
1.0M tokens
Max Output Tokens
66K tokens
66K tokens
Input Pricing (per 1M tokens)
$0.30
$0.15
Output Pricing (per 1M tokens)
$2.50
$0.60
Release Date
Jun 2025
May 2025

Capabilities

Capability
Gemini 2.5 Flash
Gemini 2.5 Flash Preview 05-20
Text Generation
Vision
Audio Input
Video Understanding
PDF Processing
Function Calling
Advanced Reasoning
File Attachments

Which Model Should You Choose?

Choose Gemini 2.5 Flash if:

    Choose Gemini 2.5 Flash Preview 05-20 if:

    • • Cost efficiency is a priority