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Beam 1.0 501B A23B (xhigh) vs Grok 4.3 (medium)

The average score is effectively tied at 6.5 vs 6.5. Beam 1.0 501B A23B (xhigh) has the lower benchmark cost at $0.688 vs $0.989. Beam 1.0 501B A23B (xhigh) is faster at 9.18s vs 44.53s, with pass rates of 63.8% vs 63.8%.

Last updated at: 2026-10-17

Compared models

Rank
#226
Total Output Tokens
158,497
Response Time (avg)
9.18s
Total Cost
$0.688
Rank
#230
Total Output Tokens
232,542
Response Time (avg)
44.53s
Total Cost
$0.989
Recommended model Beam 1.0 501B A23B (xhigh)

It has the best score here (6.5), while responding about 4.9x faster than Grok 4.3 (medium).

Detailed comparison

Metric Beam 1.0 501B A23B Beam 1.0 501B A23B xhigh Release: 2026-10-17 Grok 4.3 Grok 4.3 medium Release: 2026-05-01
Score 6.5 6.5
Rank #226 #230
Reliability 10.0 10.0
Consistency 8.3 8.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 63.8% 63.8%
Flaky tests 5 5
Total Runs 69 69
Cost per result 5.730 8.235
Total Cost $0.688 $0.989
Input Price $1.000 / 1M $1.250 / 1M
Output Price $3.000 / 1M $2.500 / 1M
Cache Read Price $0.100 / 1M $0.200 / 1M
Cache Write Price N/A N/A
Total Input Tokens 212,065 325,471
Output Tokens 4,428 14,867
Reasoning Tokens 154,069 217,675
Response Time (avg) 9.18s 44.53s
Response Time (max) 44.64s 216.69s
Response Time (total) 211.12s 1024.25s
Parameters 501B total (23B 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.

#226 Beam 1.0 501B A23B

xhigh
Cost
$0.009
Time
16.5s
Tokens
6,827 tok

#230 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
Beam 1.0 501B A23B 10.0 10.0 100.0% 0 20.68s 7,801 585 46,192
Grok 4.3 5.9 7.7 44.4% 1 41.23s 8,340 1,028 31,226

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