GPQA DiamondVerified
84%
GPQA Diamond (AA run)
Models / Anthropic
Claude Opus 4.6
Claude Opus · Released 2026-02-05
Anthropic's February 2026 flagship. First Opus with 1M context (beta), 128K output, multi-agent teams in Claude Code. $5/$25 per 1M tokens.
Frontier Opus model for complex reasoning, multi-step coding, and massive context tasks. Superseded by Opus 4.7 but still available.
Composite52
Context1M
Input / 1M$5.0
Output / 1M$25
Knowledge cutoff2025-12-01
Output speed38 t/s
Statussolid
Family profile
Best published score in each covered benchmark family.
64/100 avg
- Reasoning
- 84
- Math
- 41
- Long context
- 67
3 tested benchmark families
Benchmark placements
Per-benchmark positions
Where Claude Opus 4.6 places on each public benchmark source that publishes a row. Rank counts every model with a latest row in the same test — not a universal quality score.
| Benchmark | Family | Rank | Score | Source | Date |
|---|---|---|---|---|---|
| FrontierMath | Math | #7/ 15 | 41 | Epoch AI FrontierMath Tiers 1-3 (v2) CSV | 2026-08-15 |
| GPQA Diamond | Reasoning | #110/ 184 | 84 | Artificial Analysis | 2026-09-28 |
| Humanity's Last Exam | Reasoning | #133/ 186 | 19 | Artificial Analysis | 2026-09-28 |
| AA-LCR | Long context | #137/ 184 | 67 | Artificial Analysis | 2026-09-28 |
| AA output speed | Performance | #137/ 195 | Artificial Analysis | 2026-10-12 |
Family context
Strongest rows in each family
The three highest-scoring models with pages in each capability family. Where Claude Opus 4.6 shows up, it's highlighted.
ReasoningClaude Opus 4.6 · 84
- 196
- 295
- 395
MathClaude Opus 4.6 · 41
- 152
- 252
- 350
Long contextClaude Opus 4.6 · 67
- 189
- 286
- 385
Newest receipts
5 recentLast 120 days
Benchmark rows added to the public ledger for Claude Opus 4.6 in the last 120 days. Older rows live in the full table below.
| Benchmark | Family | Score | Source | Days ago |
|---|---|---|---|---|
| AA output speed | Performance | 38 t/s | Artificial Analysis | 10 |
| AA-LCR | Long context | 67% | Artificial Analysis | 24 |
| GPQA Diamond | Reasoning | 84% | Artificial Analysis | 24 |
| Humanity's Last Exam | Reasoning | 19.1% | Artificial Analysis | 24 |
| FrontierMath | Math | 40.7% | Epoch AI FrontierMath Tiers 1-3 (v2) CSV | 68 |
Family coverage
Best score per family
A high composite that hides a weak family is a trap. These bars surface the families where this model hasn't been publicly tested, and where it leads.
Price vs. performance
Where Claude Opus 4.6 sits on the scatter
Hover any dot for name, score, and input price. Keyboard: tab through the top twelve, or use the ranking below.
AnthropicOpenAIGoogleAlibabaMetaZhipuxAIDeepSeekMiniMaxXiaomiMoonshotOtherMeituanMistralNVIDIACohere
Full benchmark ledger
Every catalog benchmark for Claude Opus 4.6. Scores link to the original source; gaps mean no public row exists yet.
5 of 13 catalog benchmarks have a sourced row for Claude Opus 4.6.
Reasoning
Humanity's Last ExamVerified
19.1%
HLE (AA run)
Math
FrontierMathVerified
40.7%
FrontierMath Tiers 1-3 (v2) best Epoch run
Long context
AA-LCRVerified
67%
AA-LCR (AA run)
Performance
AA output speedVerified
38 t/s
Median output tokens/s (1k prompt, default provider)
Changelog
Version history
- Released Claude Opus 4.6 — first Opus with 1M context, 128K output, agent teams.
Sources
Where the numbers come from
- Anthropic announcement· checked 2026-06-02
- Listed on the model atlas. Sourced scores that still have a public explainer are on the ledger.· checked 2026-06-02
Questions this model page answers
Every answer below is assembled from the dated fields on this page. Nothing is written separately for search.
What is Claude Opus 4.6?
Claude Opus 4.6 is a Anthropic model: Anthropic's February 2026 flagship. First Opus with 1M context (beta), 128K output, multi-agent teams in Claude Code. $5/$25 per 1M tokens.
What is Claude Opus 4.6 for?
Frontier Opus model for complex reasoning, multi-step coding, and massive context tasks. Superseded by Opus 4.7 but still available.
What does Claude Opus 4.6 cost?
Claude Opus 4.6 lists $5.0 input and $25 output per 1M tokens. Pricing last checked 2026-06-02.
How large is the Claude Opus 4.6 context window?
Claude Opus 4.6 publishes a 1M token context window.
What is the VerdictPal status of Claude Opus 4.6?
Claude Opus 4.6 carries Solid status on the model atlas.
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