Noometry

Model comparison

Mistral 7B vs Step 3.5 Flash

Step 3.5 Flash is the stronger model overall, scoring 42.3 to 23.0 on the Noometry Index.

Last verified . 16 shared benchmarks.

Mistral 7B Mistral AI

23.0

Rank #351 Confirmed

Step 3.5 Flash StepFun

42.3

Rank #116 Confirmed

Summary

  • They share 16 benchmarks with published results for both. Mistral 7B scores higher in 0 categories and Step 3.5 Flash in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Step 3.5 Flash leads 42.6 to 8.1.
  • Step 3.5 Flash is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.25 / $0.25 for Mistral 7B.
  • Step 3.5 Flash accepts more context: 256K tokens versus 8K.

Side by side

Mistral 7BStep 3.5 Flash
ProviderMistral AIStepFun
Noometry Index23.042.3
Released2023-09-272026-01-29
WeightsOpenOpen
Context window8K256K
Max output8K256K
Input $ / M tokens$0.25$0.10
Output $ / M tokens$0.25$0.30
Results tracked3719

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Category by category

Coding Step 3.5 Flash leads

Mistral 7B: 26.4 (#326), Step 3.5 Flash: 42.4 (#105)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Coding10821436
BigCodeBench Instruct19.5%—
BigCodeBench Complete27.3%—
HumanEval+36%—
MBPP+42.1%—

Reasoning Step 3.5 Flash leads

Mistral 7B: 13.1 (#336), Step 3.5 Flash: 22.2 (#202)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Hard Prompts10671411
NYT Connections (extended)—28.4%
Chess Puzzles0%—
DTBench42.5%—
Adversarial NLI47.1%—
BIG-Bench Hard56.1%—
Epoch Capabilities Index112.21—
HellaSwag81%—
PIQA83%—
WinoGrande75.3%—

Math Step 3.5 Flash leads

Mistral 7B: 8.1 (#325), Step 3.5 Flash: 42.6 (#84)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Math10851408
MathArena Final-Answer Competitions—66.8%
OTIS Mock AIME 2024-20250.3%—
MATH Level 53.7%—
GSM8K54.4%—

Knowledge Step 3.5 Flash leads

Mistral 7B: 7.4 (#311), Step 3.5 Flash: 39.6 (#132)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Expert10361421
GPQA Diamond15.2%—
ARC (AI2) Challenge78.6%—
BoolQ87.4%—
MMLU62.5%—
OpenBookQA79.8%—
TriviaQA75.2%—

Multilingual Step 3.5 Flash leads

Mistral 7B: 25.8 (#283), Step 3.5 Flash: 50.5 (#119)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Non-English10121385
LMArena Chinese10091447
LMArena French10371421
LMArena German9871405
LMArena Japanese8781354
LMArena Russian10181385
LMArena Spanish10261419
LMArena Korean—1352

Instruction Following Step 3.5 Flash leads

Mistral 7B: 54.2 (#280), Step 3.5 Flash: 73.1 (#124)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Instruction Following10601385

Long Context Step 3.5 Flash leads

Mistral 7B: 32.2 (#271), Step 3.5 Flash: 42.8 (#117)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Longer Query10601402

Writing & Preference Step 3.5 Flash leads

Mistral 7B: 30.7 (#286), Step 3.5 Flash: 58.8 (#113)

BenchmarkMistral 7BStep 3.5 Flash
LMArena Text10901403
LMArena Creative Writing10681357
LMArena Multi-Turn10621405

Frequently asked questions

Is Mistral 7B better than Step 3.5 Flash?

Step 3.5 Flash is the stronger model overall, scoring 42.3 to 23.0 on the Noometry Index.

Which is cheaper, Mistral 7B or Step 3.5 Flash?

Step 3.5 Flash is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Mistral 7B lists at $0.25 and $0.25.

Is Mistral 7B or Step 3.5 Flash better for coding?

Step 3.5 Flash scores higher on coding benchmarks: 42.4 versus 26.4 in the Noometry coding category.

Which has the bigger context window?

Step 3.5 Flash does, with 256K tokens against 8K.

How many benchmarks do Mistral 7B and Step 3.5 Flash share?

16 benchmarks have published results for both models. Mistral 7B has 37 scored results on Noometry and Step 3.5 Flash has 19.

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