Claude Opus 4.8 vs Anthropic: Claude Sonnet 4.6
Side-by-side comparison. Updated 2026-06-07.
Verdict
Claude Opus 4.8 wins on higher overall score (9.7 vs 9.0, +0.7).
Both models score equally. Pick based on which strengths align with your workload.
At a Glance
| Attribute | Claude Opus 4.8 | Anthropic: Claude Sonnet 4.6 |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Tags | general | Intelligent Coding Agentic |
| Context | 1,000,000 tokens | 1,000,000 tokens |
| Input price | $15.00/1M | $3.00/1M |
| Output price | $15.00/1M | $15.00/1M |
| Input modalities | Text | Text, Image, File |
| Output modalities | Text | Text |
Claude Opus 4.8 Strengths
- Best-in-class reasoning depth
- Superior coding ability
- Strong agentic task performance
- Consistent long-running work handling
- 1M token context window
Anthropic: Claude Sonnet 4.6 Strengths
- Frontier performance across coding, agents, and professional work
- Most capable Sonnet-class model — closing gap with Opus tier
- Excellent for iterative development and complex codebase navigation
- Confident computer use for web QA and workflow automation