Claude Opus 4.7 vs Claude Sonnet 4.6
Anthropic's flagship. Deep reasoning, long-horizon agents. Meanwhile, claude sonnet 4.6: sonnet strikes back. the price-performance sweet spot.
Side-by-side
Specs
| Dimension | Claude Opus 4.7 | Claude Sonnet 4.6 |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Released | 2026-02 | 2025-12 |
| Context window | 1M | 1M |
| Output max | 64K | 64K |
| Input /M | $15.00 | ✓$3.00 |
| Output /M | $75.00 | ✓$15.00 |
| Modalities | text, image | text, image |
| Open weights | no | no |
Scorecard
Dimension-by-dimension
Claude Opus 4.7
Claude Sonnet 4.6
reasoning
10.0
9.0
coding
10.0
9.0
writing
9.0
9.0
speed
5.0
7.0
value
6.0
9.0
Verdict
Which wins, by use case
| Use case | Winner | Why |
|---|---|---|
| coding | Claude Opus 4.7 | a coin flip on our weighted coding score |
| writing | Claude Sonnet 4.6 | a coin flip on our weighted writing score |
| chat | Claude Sonnet 4.6 | a decisive lead on our weighted chat score |
| agents | Claude Opus 4.7 | a coin flip on our weighted agents score |
| summarization | Claude Sonnet 4.6 | a decisive lead on our weighted summarization score |
| translation | Claude Sonnet 4.6 | a clear edge on our weighted translation score |
| reasoning | Claude Opus 4.7 | a clear edge on our weighted reasoning score |
| research | Claude Sonnet 4.6 | a coin flip on our weighted research score |
| vision and multimodal | Claude Sonnet 4.6 | a coin flip on our weighted vision score |
| Cheapest AI models for bulk workloads | Claude Sonnet 4.6 | a decisive lead on our weighted cheap-bulk score |
Bottom line
Our take
Pick Claude Opus 4.7 if you need: best-in-class agentic tool use, extended thinking for complex problems.
Pick Claude Sonnet 4.6 if you need: excellent value per token, strong code generation.
At a 500M-input / 150M-output monthly volume, Claude Opus 4.7 costs roughly $18750 vs Claude Sonnet 4.6 at $3750. Use our calculator to plug in your own numbers.
Keep browsing