Model Comparison

Claude Opus 4.5Gemini 2.5 Flash
Let's see who can write code better - Claude Opus 4.5 or Gemini 2.5 Flash

Model Information

Claude Opus 4.5

Anthropic

Description

Most advanced Claude model with enhanced capabilities

Specifications

Context Window200K
Max Output8K
ReleasedNov 2025
API

Pricing (per 1M)

In / Out
$5/ $25

Key Features

State-of-the-art reasoningAdvanced code generationComplex problem solvingMulti-language supportVision capabilities

Strengths

  • More affordable than 4.1
  • Superior reasoning abilities
  • Excellent at complex tasks
  • Most advanced Claude model

Weaknesses

  • Higher cost
  • Slower response times
  • Overkill for simple tasks

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