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Step 3.7 Flash (low) vs Grok 4.3 (medium)

Step 3.7 Flash (low) leads on average score with 7.2 vs 6.5. Step 3.7 Flash (low) has the lower benchmark cost at $0.449 vs $0.989. Step 3.7 Flash (low) is faster at 20.72s vs 44.53s, with pass rates of 63.8% vs 63.8%.

Last updated at: 2026-10-19

Compared models

Rank
#176
Total Output Tokens
339,108
Response Time (avg)
20.72s
Total Cost
$0.449
Rank
#236
Total Output Tokens
232,542
Response Time (avg)
44.53s
Total Cost
$0.989
Recommended model Step 3.7 Flash (low)

It has the best score here (7.2), while costing about 2.2x less than Grok 4.3 (medium).

Detailed comparison

Metric Step 3.7 Flash Step 3.7 Flash low Release: 2026-05-29 Grok 4.3 Grok 4.3 medium Release: 2026-05-01
Score 7.2 6.5
Rank #176 #236
Reliability 10.0 10.0
Consistency 7.9 8.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 63.8% 63.8%
Flaky tests 6 5
Total Runs 69 69
Cost per result 4.078 8.235
Total Cost $0.449 $0.989
Input Price $0.200 / 1M $1.250 / 1M
Output Price $1.150 / 1M $2.500 / 1M
Cache Read Price $0.040 / 1M $0.200 / 1M
Cache Write Price N/A N/A
Total Input Tokens 292,685 325,471
Output Tokens 339,108 14,867
Reasoning Tokens 0 217,675
Response Time (avg) 20.72s 44.53s
Response Time (max) 124.75s 216.69s
Response Time (total) 476.67s 1024.25s
Parameters 198B total (11B active) ~1.5T total (~150B active)
Availability Open source Closed

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

Model generation showcase

Hamster playing table tennis

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

#176 Step 3.7 Flash

low
Invalid SVG
Cost
$0.004
Time
25.3s
Tokens
3,072 tok

#236 SpaceXAI: Grok 4.3

medium
Cost
$0.009
Time
19.0s
Tokens
3,661 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Step 3.7 Flash 8.2 7.2 88.9% 1 9.46s 7,437 18,685 0
Grok 4.3 5.9 7.7 44.4% 1 41.23s 8,340 1,028 31,226

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