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Claude Opus 4.6 Thinking High Effort benchmarks, ranks and price

Where Artificial Analysis, LiveBench, LMArena and Berkeley BFCL place Claude Opus 4.6 Thinking High Effort, what it costs through OpenRouter and Vercel AI Gateway, and the models either side of it on the consensus.

Updated Oct 1, 2026Full leaderboardSources and method

Read Oct 1, 2026

#14of 85

on the LLM leaderboard, with a consensus score of 69 across 2 leaderboards.

Source: Artificial Analysis, LiveBench, LMArena and Berkeley BFCL, combined by Rank.ai.

By leaderboard

Where each leaderboard places Claude Opus 4.6 Thinking High Effort

Artificial Analysis

Not measured by Artificial Analysis.

Intelligence Index: a composite of reasoning, knowledge, maths and coding evaluations.

LiveBench

#15of 34

Score 74.5. Best run: Claude Opus 4.6 Thinking High Effort.

Contamination-limited questions refreshed each release: reasoning, maths, coding, data analysis, language.

LMArena

#2of 79

Score 1505. Best run: claude-opus-4-6-thinking.

Blind head-to-head human votes, style controlled.

Berkeley BFCL

Not measured by Berkeley BFCL.

Function calling and tool use, single turn to multi turn and web search.

Price and context

$10

Vercel AI Gateway: $5.00 in, $25 out LiveBench cost per solved task $0.404.

Nearby

The models either side of Claude Opus 4.6 Thinking High Effort

  1. #11Muse Spark 1.172
  2. #12Grok 4.572
  3. #13Claude Sonnet 569
  4. #14Claude Opus 4.6 Thinking High Effort69
  5. #15Claude Opus 4.5 20251101 Thinking 64K High Effort68
  6. #16Gemini 3.5 Flash67
  7. #17Gemini 3.6 Flash67

Questions about Claude Opus 4.6 Thinking High Effort

How good is Claude Opus 4.6 Thinking High Effort?
Claude Opus 4.6 Thinking High Effort ranks #14 of 85 models on the Rank.ai LLM leaderboard, with a consensus score of 69 out of 100 across 2 leaderboards.
Is Claude Opus 4.6 Thinking High Effort better than Claude Sonnet 5?
Not on the consensus: Claude Sonnet 5 scores 69 to Claude Opus 4.6 Thinking High Effort's 69. Compare them source by source below, since the leaderboards test different things.
Is Claude Opus 4.6 Thinking High Effort better than Claude Opus 4.5 20251101 Thinking 64K High Effort?
On the consensus, yes: 69 to 68.
How much does Claude Opus 4.6 Thinking High Effort cost?
$5.00 per million input tokens and $25 per million output tokens on Vercel AI Gateway, the cheaper listing we read. Blended at three input tokens to one output, that is $10 per million.

These models recommend brands. See if they name yours.

Enter your website. In about two minutes, Rank.ai asks ChatGPT, Claude and Gemini 12 questions your customers ask and grades how often they name you.

  • Your grade out of 100How often AI names you, cites your site, and how high it ranks you.
  • Who gets namedEvery competitor in the answers, most named first.
  • The pages AI readsThe sources behind each answer.
  • Three fixesWhat to fix first, with a brief for the first article.