Model Comparison

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

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 Nano

OpenAI

Description

Ultra-lightweight version of GPT-4.1

Specifications

Context Window64K
Max Output4K
ReleasedJan 2025
API

Pricing (per 1M)

In / Out
$0.1/ $0.4

Key Features

Minimal resource usageEdge deployment readyBasic GPT-4.1 capabilities

Strengths

  • Very low cost
  • Fast responses
  • Good for simple tasks

Weaknesses

  • Not yet released
  • Limited capabilities

Agent Support

No known agents