Claude 4.6 Opus: benchmark scores, price and ranking

Claude 4.6 Opus from Anthropic ranks #56 of 743 LLMs on the LLMs Tiger aggregate benchmark score (52.6), based on 2 benchmark results captured up to 2026-10-13.

Organisation: Anthropic
Type: Frontier model
Open weights: No
Released: 2026-02-05 (source: curated)
Aggregate rank: #56 of 743 (score 52.6)

Across the 2 benchmarks where at least ten models are scored, Claude 4.6 Opus is in the top 10% on 0 and in the top half on 2.

Claude 4.6 Opus benchmark results

Claude 4.6 Opus benchmark scores, ranked against all models measured on each benchmark
Benchmark	Score	Rank	Source	Captured
SWE-bench Verified	75.6%	#8 of 73	SWE-bench Verified leaderboard	2026-10-13
SWE-bench Multilingual	72.0%	#2 of 11	SWE-bench Multilingual leaderboard	2026-10-13

About Claude 4.6 Opus

Claude 4.6 Opus is a frontier model from Anthropic. It was released on 2026-02-05, according to the developer's announcement. No API price is listed for it yet. We hold 2 benchmark results for it across 2 areas, and none is in the top tenth of its board.

Where Claude 4.6 Opus stands

On our aggregate score, Claude 4.6 Opus is #56 of 743 ranked models, in the top quarter. Its score is 52.6; the scale is centred on 50, so it sits 2.6 points above the typical model. That beats 92% of the ranked field. Among the 70 ranked Anthropic models it is #15. The next one up is Claude Sonnet 5 (max) at 52.7. The next one down is claude-opus-4-20250514 at 52.5.

Claude 4.6 Opus, benchmark by benchmark

SWE-bench Verified puts Claude 4.6 Opus at 75.6%, #8 of 73. That beats 89% of the models tested, but 7.9 points short of Claude Opus 4.7 (max) (83.5%). The results either side are MiniMax-M2.5 (75.8%) and Claude 4.5 Opus (74.4%). It covers real GitHub issues resolved. The board median is 56.4%, so Claude 4.6 Opus is 19.2 points above it. Source: SWE-bench Verified leaderboard, captured 2026-10-13.

On SWE-bench Multilingual, Claude 4.6 Opus reaches 72.0%. It ranks #2 of 11, ahead of 82% of the field, and 0.7 points behind Gemini 3 Flash at 72.7%. The results either side are Gemini 3 Flash (72.7%) and Claude 4.5 Opus (70.7%). It covers real GitHub issues resolved. The board median is 68.3%, so Claude 4.6 Opus is 3.7 points above it. Source: SWE-bench Multilingual leaderboard, captured 2026-10-13.

Strengths and weaknesses

Claude 4.6 Opus has too few results on boards with ten or more models to say where it is strong or weak. Treat any single score as a data point, not a verdict.

Release history

The Anthropic model released before it was claude-opus-4-5-20251101-thinking-64k-high-effort on 2025-11-24, which scores 50.3. The next one was Claude Opus 4.6 (120K, High) on 2026-02-05, at 51.5.

Reading these numbers

The 2 scores on this page come from 2 sources: SWE-bench Multilingual leaderboard (1), SWE-bench Verified leaderboard (1). 1 of them come from an official leaderboard and 1 from datasets or third-party runs. With 2 results the aggregate rank can move a lot when one new score arrives.