Claude Opus vs Sonnet: Which Is Better? Live Fan Vote (Nov 2026)
As of 2026-11-14, nobody has voted in Claude Opus vs Sonnet yet, so there is no fan pick. The vote is open: be the first to tap a side below. The matchup uses the newest model in each Anthropic line on Models.dev: Claude Opus 5.5 (released 2026-09-22) for Claude Opus and Claude Sonnet 5.5 (released 2026-09-28) for Claude Sonnet. On paper, Claude Sonnet 5.5 lists the lower API input price ($2 vs $4 per 1M tokens), per Models.dev.
Claude Opus 5.5Team Claude · The Thinkers0Claude Opus 5.5 vs Claude Sonnet 5.5
Claude Sonnet 5.5Team Claude · The Thinkers0No boosts in this matchup yet. Tap a side to add the first.
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Claude Opus vs Sonnet by task
| Task | Claude Opus 5.5 | Claude Sonnet 5.5 | Fan pick |
|---|---|---|---|
| Overall | 0 | 0 | No votes yet |
| 💻 Coding | 0 | 0 | No votes yet |
| ✍️ Writing | 0 | 0 | No votes yet |
| 🧠 Reasoning | 0 | 0 | No votes yet |
| ➗ Math | 0 | 0 | No votes yet |
| 🤖 Agents | 0 | 0 | No votes yet |
Head-to-head votes for Claude Opus 5.5 vs Claude Sonnet 5.5 from Right AI For users, as of 2026-11-14.
Quick facts: Claude Opus 5.5 (Claude Opus) vs Claude Sonnet 5.5 (Claude Sonnet)
| Quick facts | Claude Opus 5.5 | Claude Sonnet 5.5 |
|---|---|---|
| Released | 2026-09-22 | 2026-09-28 |
| Context window | 1M tokens | 1M tokens |
| API input price | $4 per 1M | $2 per 1M |
| Inputs | text, image, pdf | text, image, pdf |
| Outputs | text | text |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Open weights | No | No |
Source: the open Models.dev catalog, read 2026-11-14. Prices are API list prices per 1M input tokens and may differ from consumer app plans. See our editorial policy.
Vote on the exact versions: Claude Opus 5.5 vs Claude Sonnet 5.5.
Claude Opus vs Sonnet: FAQ
Which is better, Claude Opus or Claude Sonnet?
There is no fan pick yet: as of 2026-11-14, no one has voted in this matchup on Right AI For. Votes measure which model people prefer, not benchmark scores.
Which Claude Opus and Claude Sonnet models are compared here?
The newest model in each line in the Models.dev catalog: Claude Opus 5.5 (released 2026-09-22) for Claude Opus and Claude Sonnet 5.5 (released 2026-09-28) for Claude Sonnet. When a newer model ships in either line, this page switches to it automatically.
How does the Claude Opus vs Sonnet vote work?
Anyone can tap a side, no account needed. Taps are counted for this exact pair, overall and per task (coding, writing and more), with rate limits against automated flooding. Each pair keeps its own score.
Families
0 total taps- 1Team Claude The Thinkers0
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