Model Comparison

Gemini 1.5 ProGemini 2.5 Flash
Let's see who can write code better - Gemini 1.5 Pro or Gemini 2.5 Flash

Model Information

Gemini 1.5 Pro

Google

Description

Multimodal model with massive context window up to 2M tokens

Specifications

Context Window2.0M
Max Output8K
ReleasedMay 2024
API

Pricing (per 1M)

In / Out
$1.25/ $5

Key Features

Massive context windowMultimodal understandingCode executionAudio processingVideo understanding

Strengths

  • Largest context window available
  • Strong multimodal capabilities
  • Good at following instructions
  • Excellent for document analysis

Weaknesses

  • Can be slow with large contexts
  • API availability limitations
  • Inconsistent performance

Agent Support

No known agents

Gemini 2.5 Flash

Google

Description

Ultra-fast Gemini model with massive context

Specifications

Context Window1.0M
Max Output8K
ReleasedJan 2025
API

Pricing (per 1M)

In / Out
$0.3/ $2.5

Key Features

Massive context windowVery fast inferenceMulti-modal

Strengths

  • 1M token context
  • Extremely fast
  • Cost-effective

Weaknesses

  • Less capable than Pro version
  • May struggle with complex tasks

Agent Support