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#122

Grok 4.6

X AI Release: 2026-08-12 Tested on: 2026-10-01 04:13 x-ai/grok-4.6::medium
~1.7T total (~170B active)MoEClosedEstimated
(high) (medium) (low)

Summary

Grok 4.6 scores 7.8 on AI BENCHY and ranks #122. It has 10.0 reliability, a 78.3% pass rate, $2.270 total cost, and 74.77s average response time.

Model facts

Researched on 2026-08-12

Estimated
Parameters
~1.7T total (~170B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. xAI exposes the exact API checkpoint but does not disclose its architecture or parameter counts; estimate follows the Grok 4 family.

Parameter source Availability source

Score

7.8

Consistency

8.7

Reliability

10.0

Total Cost (Current Price)

$2.270

Total Output Tokens

266,197

Total Input Tokens

336,351

Input Price

$2.000 / 1M

Output Price

$6.000 / 1M

Cache Read Price

$0.500 / 1M

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: 78.3%

Flaky tests

4

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

Response Time (avg)

74.77s

Response Time (max): 514.35s

Response Time (total): 1719.73s

Wrong answer: 6 Did not follow instructions: 1

Hamster playing table tennis

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

#122 SpaceXAI: Grok 4.6

medium
Cost
$0.028
Time
72.1s
Tokens
4,771 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-10-01 04:13 Re-test 7.8 10.0 $2.270 Current run
2026-08-12 22:58 Initial run 8.3 10.0 $1.656 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 Cache Read Price Cache Write Price
2026-08-14 12:51 $2.000 / 1M $6.000 / 1M N/A N/A
2026-10-01 18:33 $2.000 / 1M $6.000 / 1M $0.500 / 1M N/A

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

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Category Breakdown

Category Score Consistency Tests Correct
Agentic 5.0 10.0
Anti-AI Tricks 10.0 10.0
Coding 8.2 7.2
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 5.3 7.2
General Intelligence 4.1 2.7
Instructions following 9.8 10.0
Puzzle Solving 8.7 7.7
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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