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#51

Claude Sonnet 4.6

Anthropic Release: 2026-02-17 Tested on: 2026-06-04 13:42 anthropic/claude-sonnet-4.6::medium
~1T total (~100B active)MoEClosedEstimated
(medium) (none)

Summary

Claude Sonnet 4.6 scores 7.4 on AI BENCHY and ranks #51. It has 10.0 reliability, a 65.1% pass rate, $1.418 total cost, and 17.06s average response time.

What makes Claude Sonnet 4.6 unique: It stands out most in Combined, where it ranks #1, while Anti-AI Tricks is its weakest area at #18.

Model facts

Researched on 2026-08-12

Estimated
Parameters
~1T total (~100B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose parameter counts.

Parameter source Availability source

Score

7.4

Consistency

9.1

Reliability

10.0

Total Cost (Current Price)

$1.418

Total Output Tokens

84,673

Total Input Tokens

49,112

Input Price

$3.000 / 1M

Output Price

$15.000 / 1M

Tests Correct

Wrong Tests: 8

Attempt pass rate: 65.1%

Flaky tests

2

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

17.06s

Response Time (max): 46.35s

Response Time (total): 221.83s

Wrong answer: 4 Extra formatting: 3 Timed out: 1

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#51 Claude Sonnet 4.6

medium
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-14 02:03 Re-test 7.8 10.0 $2.126 Compare
2026-07-16 22:27 New test added 7.8 10.0 $2.057 Compare
2026-06-04 13:42 New test added 7.4 10.0 $1.418 Current run
2026-05-22 00:14 Suite changed 7.6 10.0 $1.330 Compare
2026-04-11 01:44 First recorded run 8.0 N/A $1.161 Compare

This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price
2026-06-04 14:42 $3.000 / 1M $15.000 / 1M

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

Claude Sonnet 4.6mediumvsGPT-5.6 TerramediumClaude Sonnet 4.6mediumvsQwen3.8 27BmediumClaude Sonnet 4.6mediumvsGLM 5.2mediumClaude Sonnet 4.6mediumvsSeed-2.0-LitemediumClaude Sonnet 4.6mediumvsGemini 3.5 Flash LitemediumClaude Sonnet 4.6mediumvsClaude Opus 4.8lowClaude Sonnet 4.6mediumvsQwen3.6 PlusmediumClaude Sonnet 4.6mediumvsQwen3.7 FlashhighClaude Sonnet 4.6mediumvsQwen3.7 PlusmediumClaude Sonnet 4.6mediumvsGLM 5medium

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 6.5 10.0
Coding 5.7 6.6
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 2.9 7.2
General Intelligence 10.0 10.0
Instructions following 10.0 10.0
Puzzle Solving 10.0 10.0
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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