Model Comparison

Claude Opus 4.5Gemini 1.5 Pro
Let's see who can write code better - Claude Opus 4.5 or Gemini 1.5 Pro

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 1.5 Pro

Google

Description

Multimodal model with massive context window up to 2M tokens (deprecated - no longer available in API)

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