Model Comparison

Claude Opus 4.5GPT-4.1
Let's see who can write code better - Claude Opus 4.5 or GPT-4.1

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

GPT-4.1

OpenAI

Description

Enhanced GPT-4 with improvements in reasoning and context handling

Specifications

Context Window200K
Max Output16K
ReleasedJan 2025
API✓

Pricing (per 1M)

In / Out
$2/ $8

Key Features

Extended context windowImproved reasoningBetter code generation

Strengths

  • ✓Large context window
  • ✓Enhanced capabilities
  • ✓Better performance

Weaknesses

  • ✗Not yet released
  • ✗Specifications uncertain

Agent Support