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Anthropic · REASONING EFFORT GUIDE

Claude Opus 4.7
How much thinking?

Compare Low vs Medium vs High vs Extra high where tested. Find the effort setting that fits your task, and see how much extra reasoning changes the result.

SAME MODEL. DIFFERENT THINKING.

Find Claude Opus 4.7’s useful effort.

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LiveBench

AI Agent Store task-weighted category mix. An editorial selection aid, not a measured agent success rate; weights match our published Agent Fit methodology.

Thinking · Question set: 2026-01-08 · Reviewed September 23, 2026Check the source ↗
YOUR NEAR-BEST PICKExtra high

Lowest tested effort within 1.0 points of the best tested general agent fit.

73.1 / 100
Exact best1.0 pts10 pts

Set 0 for the highest score. Increase the gap to explore cheaper or lighter options.

THE EFFORT CURVE

Does more thinking help?

● Near-best pickOrange = score decreased

025507510065.0Low67.4Medium71.0High73.1Xhigh
025507510065.0Low67.4Medium71.0High73.1Xhigh

Scores out of 100 · Full 0–100 scale · tap a point to select mode B. Cyan band: within 1.0 points of the best tested score.

KEEP THE EVIDENCE HONEST

Cost wasn’t measured in this sweep.

The recommendation uses the lowest tested effort within your score tolerance. That does not prove it is the cheapest or fastest.

Use the token calculator below with your own usage measurements. Effort labels alone do not tell us a token bill.

Estimate your own token costs ↓
Score difference · B minus A+8.1 pts

Large gap · B scored higher

Score spread in this sweep8.1 pts

Best minus lowest tested score

Highest observed score73.1

Extra high

Gap labels are editorial: under 1 point is small, 1–under 5 noticeable, 5+ large. They do not establish statistical significance. A tied score does not prove equivalent behavior.

EVERY TESTED MODE

The numbers behind the choice

4 modes · missing levels are not interpolated

Low

Tested mode
65.0 / 100

0.0 pts vs Low

Medium

Tested mode
67.4 / 100

+2.5 pts vs Low

High

Tested mode
71.0 / 100

+6.1 pts vs Low

Extra high

Near-best pick
73.1 / 100

+8.1 pts vs Low

Full benchmark table & exact configuration IDs

Swipe inside the table for all measures. Figures from different study selections are not directly comparable.

Claude Opus 4.7 · LiveBench · Thinking
EffortOverall benchmarkGeneral agent fitCoding agent fitResearch agent fitWriting & support fitReasoningCodingAgentic CodingMathematicsData AnalysisLanguageInstruction followingCost / taskMedian secondsOutput tokensExact source ID
Low69.165.065.869.361.874.876.560.076.375.674.646.1claude-opus-4-7-low-effort
Medium72.367.466.672.465.580.080.056.786.475.876.550.9claude-opus-4-7-medium-effort
High74.971.070.774.666.983.883.261.789.377.374.554.5claude-opus-4-7-high-effort
Extra high76.973.170.777.771.087.782.160.093.178.377.959.3claude-opus-4-7-xhigh-effort
SCALE THE OBSERVED COST

Effort cost difference calculator

What would A versus B cost if you repeated this benchmark’s average workload?

A · Low
B · Extra high
DifferenceNo measured cost for this sweep

This source has no comparable dollar-cost observation. Use the token calculator below with your own usage; token counts alone cannot supply a full bill.

YOUR WORKLOAD

Reasoning-token cost calculator

Estimate the extra bill from thinking tokens. The starting token counts are editable examples, not measurements of Claude Opus 4.7. Rates start from our September 23 model snapshot.

A · Low$100estimated monthly cost
B · Extra high$200estimated monthly cost

Mode B costs $100 more per month with these assumptions.

Standard text-token arithmetic. Excludes retries, tools, caching, long-context premiums, hosting and taxes. Includes thinking in output billing; do not also include it in “visible output.” Check endpoint limits separately. Changing mode does not automatically predict tokens or quality.

READ ACROSS THE EVIDENCE

Claude Opus 4.7 effort benchmarks at a glance

Each card is its own comparable sweep. Scores from different benchmarks or question sets measure different work and are not averaged together.

QUESTION SET · 2026-01-08

General tasks · LiveBench 2026-01-08 · Thinking

AI Agent Store task-weighted category mix. An editorial selection aid, not a measured agent success rate; weights match our published Agent Fit methodology.

Low
65.0
Medium
67.4
High
71.0
Extra high · pick
73.1

Near-best pick: Extra high at 1-point tolerance. Score spread: 8.1 points.

Explore this sweep ↗

Original source ↗

Reasoning effort, explained

Which Claude Opus 4.7 thinking level is most efficient?

Extra high is the lowest-effort option within 1 point of the best general agent fit in LiveBench. The tested score range is 8.1 points. This uses a 1-point practical tolerance in the first listed study. Change the evidence, task measure and tolerance above to get a recommendation for another benchmark. It is a shortlist for testing your own workload.

Which Claude Opus 4.7 effort settings are compared?

Low, Medium, High, Extra high appear in the collected studies. Each chart only includes modes tested together in that study. These published labels do not establish that every endpoint or application exposes every setting.

Does more effort improve Claude Opus 4.7?

In the first listed LiveBench sweep, the tested score range is 8.1 points and no adjacent effort increase lowers the score. This does not guarantee a gain on every task or in another harness.

How much more does high effort cost for Claude Opus 4.7?

Use the A/B selector and measured-cost calculator when the source reports dollar costs. For your own agent, enter average input, visible output and thinking tokens in the token calculator. Higher effort is adaptive, so the label itself cannot tell you the bill. Missing costs stay missing.

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AI Agent Store · Model intelligence · Snapshot 2026-09-23Sources, limitations & corrections ↗