Model Comparison

Claude Sonnet 4.5Gemini 1.5 Flash
Let's see who can write code better - Claude Sonnet 4.5 or Gemini 1.5 Flash

Model Information

Claude Sonnet 4.5

Anthropic

Description

Balanced Claude 4.5 model with excellent performance

Specifications

Context Window200K
Max Output8K
ReleasedSep 2025
API

Pricing (per 1M)

In / Out
$3/ $15

Key Features

Balanced performanceAdvanced reasoningCode generationMulti-modal capabilities

Strengths

  • Good price-performance ratio
  • Versatile capabilities
  • Fast inference
  • Strong at most tasks

Weaknesses

  • Not as powerful as Opus
  • Higher cost than Haiku
  • May struggle with very complex tasks

Agent Support

No known agents

Gemini 1.5 Flash

Google

Description

Fast and efficient multimodal model optimized for speed

Specifications

Context Window1.0M
Max Output8K
ReleasedMay 2024
API

Pricing (per 1M)

In / Out
$0.075/ $0.3

Key Features

Fast inferenceLarge context windowMultimodalCost-effective

Strengths

  • Very fast responses
  • Good balance of capability and speed
  • Affordable pricing
  • Strong for its size

Weaknesses

  • Less capable than Pro version
  • May struggle with complex reasoning
  • Limited availability in some regions

Agent Support

No known agents