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d1-ultra (default) vs Reflex (default)

d1-ultra (default) leads on average score with 2.7 vs 2.6. d1-ultra (default) has the lower benchmark cost at $0.003 vs $0.004. d1-ultra (default) is faster at 531ms vs 888ms, with pass rates of 20.3% vs 21.7%.

Last updated at: 2026-11-10

Compared models

Rank
#463
Total Output Tokens
0
Response Time (avg)
531ms
Total Cost
$0.003
Rank
#467
Total Output Tokens
0
Response Time (avg)
888ms
Total Cost
$0.004
Recommended model d1-ultra (default)

It has the best score here (2.7), while responding about 1.7x faster than Reflex (default).

Detailed comparison

Metric d1-ultra d1-ultra default Release: 2026-10-17 Reflex Reflex default Release: 2026-11-03
Score 2.7 2.6
Rank #463 #467
Reliability 10.0 10.0
Consistency 4.9 5.2
Attempts 36/69 36/69
Tests Correct
Attempt pass rate 20.3% 21.7%
Flaky tests 1 0
Total Runs 36 36
Cost per result 0.059 0.063
Total Cost $0.003 $0.004
Input Price $0.042 / 1M $0.042 / 1M
Output Price $0.000 / 1M $0.000 / 1M
Cache Read Price $0.042 / 1M $0.008 / 1M
Cache Write Price N/A N/A
Total Input Tokens 55,956 73,902
Output Tokens 0 0
Reasoning Tokens 0 0
Response Time (avg) 531ms 888ms
Response Time (max) 697ms 1.73s
Response Time (total) 6.38s 10.66s
Parameters - ~27B
Availability Closed Closed

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

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
d1-ultra 5.3 4.3 55.6% 1 561ms 25,605 0 0
Reflex 4.5 6.7 33.3% 0 783ms 32,793 0 0

Switch Comparison Pair

Command A+lowvsd1-ultradefaultCommand A+nonevsd1-ultradefaultCommand A+lowvsReflexdefaultCommand A+nonevsReflexdefaultCommand A+highvsd1-ultradefaultCommand A+highvsReflexdefaultd1-ultradefaultvsXing4.0 29b A4bnoneFree AvailableReflexdefaultvsXing4.0 29b A4bnoneFree AvailableCommand A+mediumvsd1-ultradefaultd1-ultradefaultvsGrok 4.20noneGemini 3 Flash PreviewhighvsReflexdefaultCommand A+mediumvsReflexdefault