Advertise here
#47

Claude Sonnet 4.6

Anthropic Release: 2026-02-17 Tested on: 2026-05-22 00:14 anthropic/claude-sonnet-4.6::medium
~1T total (~100B active)MoEClosedEstimated
(medium) (none)

Summary

Claude Sonnet 4.6 scores 7.6 on AI BENCHY and ranks #47. It has 10.0 reliability, a 68.3% pass rate, $1.330 total cost, and 15.72s average response time.

Archived model: this model is no longer updated or tested on new tests.

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.

Score

7.6

Consistency

9.2

Total Output Tokens

79,442

Total Input Tokens

0

Input Price

$3.000 / 1M

Output Price

$15.000 / 1M

Cache Read Price

N/A

Cache Write Price

N/A

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Tests Correct

Wrong Tests: 7

Attempt pass rate: 68.3%

Flaky tests

2

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

Response Time (avg)

15.72s

Response Time (max): 46.35s

Response Time (total): 188.69s

Hamster playing table tennis

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

#47 Claude Sonnet 4.6

medium
Reached the allocated time limit (300 seconds) without receiving showcase output.
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 Compare
2026-05-22 00:14 Suite changed 7.6 10.0 $1.330 Current run
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.

Run comparison

RunBenchmark coverageScoreConsistencyReliabilityTests CorrectFlaky testsTotal Output TokensTotal Input TokensTotal CostResponse Time (avg)
2026-05-22 00:14 · Suite changed60/60 attempts7.69.210.013/20279,4420$1.33015.72s
2026-06-04 13:42 · New test added63/63 attempts7.49.110.013/21284,67349,112$1.41817.06s
Difference—+0.2+0.10.000-5231-49112-$0.088-1340ms

Benchmark coverage differs: 60/60 attempts (Target: 3 repeats per test) versus 63/63 attempts (Target: 3 repeats per test). Totals and repeat-sensitive metrics are not directly comparable.

These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.

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

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 6.5 10.0
Coding 6.9 6.0
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

Compared models