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StepFun: Step 3.5 Flash vs Xiaomi: MiMo-V2-Flash

Last updated at: 2026-04-04

Metric Step 3.5 Flash Step 3.5 Flash medium Release: 2026-02-01 Free Available MiMo-V2-Flash MiMo-V2-Flash medium Release: 2025-12-16
Score 7.9 7.6
Rank #28 #32
Consistency 9.1 9.0
Tests Correct
Attempt pass rate 70.6% 70.6%
Flaky tests 2 2
Total Runs 49 51
Cost per result 0.000 0.329
Total Cost $0.000 $0.037
Input Price $0.100 / 1M $0.090 / 1M
Output Price $0.300 / 1M $0.290 / 1M
Output Tokens 71,904 11,959
Reasoning Tokens 155,607 111,534
Response Time (avg) 26.78s 24.30s
Response Time (max) 170.45s 96.01s
Response Time (total) 294.58s 267.31s

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Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 13.56s 14,376 17,668
MiMo-V2-Flash 8.1 7.9 83.3% 1 15.85s 1,674 23,559
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 29.57s 1,176 12,984
MiMo-V2-Flash 9.8 10.0 100.0% 0 75.68s 442 26,859
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 15.01s 600 13,886
MiMo-V2-Flash 6.5 10.0 50.0% 0 0ms 153 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.3 7.2 44.4% 1 170.45s 45,350 90,436
MiMo-V2-Flash 5.9 7.2 55.6% 1 96.01s 8,374 42,461
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.5 10.0 0.0% 0 6.54s 2,214 2,584
MiMo-V2-Flash 4.0 10.0 0.0% 0 4.20s 87 488
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 8.5 6.8 83.3% 1 4.98s 2,284 3,412
MiMo-V2-Flash 10.0 10.0 100.0% 0 4.28s 75 3,504
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.3 10.0 33.3% 0 7.72s 5,629 10,835
MiMo-V2-Flash 7.7 10.0 66.7% 0 3.77s 833 1,948
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 11.91s 275 3,802
MiMo-V2-Flash 10.0 10.0 100.0% 0 27.78s 321 12,715

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