Cracked AI Engineering

Gemini Embedding 001 vs Gemini 2.5 Flash Preview 05-20

Google's Gemini Embedding 001 boasts a context window of 2,048 tokens and a cost-effective pricing model of $0.15/M input and $0/M output tokens. In contrast, Gemini 2.5 Flash Preview 05-20 offers a massive context window of 1,048,576 tokens, advanced reasoning capabilities, and supports multimodal inputs. Choose Gemini Embedding 001 for natural language processing tasks, while Gemini 2.5 Flash Preview 05-20 is ideal for projects requiring complex tasks with vision, audio, video, and function calling inputs.

Quick Overview

Gemini Embedding 001

Vertex

2K tokens context • $0.15 / Free 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 Embedding 001
Gemini 2.5 Flash Preview 05-20
Provider
Vertex
Vertex
Context Window
2K tokens
1.0M tokens
Max Output Tokens
3K tokens
66K tokens
Input Pricing (per 1M tokens)
$0.15
$0.15
Output Pricing (per 1M tokens)
Free
$0.60
Release Date
May 2025
May 2025

Capabilities

Capability
Gemini Embedding 001
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 Embedding 001 if:

    Choose Gemini 2.5 Flash Preview 05-20 if:

    • • You need a larger context window
    • • You need advanced reasoning