Comparing 2 models

Claude Sonnet 4.6 vs Claude Opus 4.8

Facts first, then task-specific rankings. A highlighted cell is better only for that row, not universally.

metric
Model 1Claude Sonnet 4.6
Model 2Claude Opus 4.8
Best for
Business Writing (#6)
Agentic Coding (#4)
Provider
anthropic
anthropic
Context
1MBest
1MBest
Input / 1M
$3Best
$5
Output / 1M
$15Best
$25
Tool use
yesBest
yesBest
Vision
yesBest
yesBest
Reasoning
yesBest
yesBest
Open-weight
Released
Feb 5, 2026
May 28, 2026