Cracked AI Engineering

Claude Opus 4.1 (latest) vs Claude Opus 4 (latest)

Compare Claude Opus 4.1 (latest) by Anthropic and Claude Opus 4 (latest) by Anthropic. See detailed specifications, pricing, and capabilities side-by-side.

Quick Overview

Claude Opus 4.1 (latest)

Anthropic

200K tokens context • $15.00 / $75.00 per 1M tokens

View full specifications →

Claude Opus 4 (latest)

Anthropic

200K tokens context • $15.00 / $75.00 per 1M tokens

View full specifications →

Detailed Comparison

Specification
Claude Opus 4.1 (latest)
Claude Opus 4 (latest)
Provider
Anthropic
Anthropic
Context Window
200K tokens
200K tokens
Max Output Tokens
32K tokens
32K tokens
Input Pricing (per 1M tokens)
$15.00
$15.00
Output Pricing (per 1M tokens)
$75.00
$75.00
Release Date
Aug 2025
May 2025

Capabilities

Capability
Claude Opus 4.1 (latest)
Claude Opus 4 (latest)
Text Generation
Vision
Function Calling
Advanced Reasoning
File Attachments

Which Model Should You Choose?

Choose Claude Opus 4.1 (latest) if:

    Choose Claude Opus 4 (latest) if: