Noometry

Model comparison

GPT-4.1 mini vs Solar Pro4

Solar Pro4 is the stronger model overall, scoring 41.5 to 33.5 on the Noometry Index.

Last verified . 17 shared benchmarks.

GPT-4.1 mini OpenAI

33.5

Rank #232 Confirmed

Solar Pro4 Upstage

41.5

Rank #123 Confirmed

Summary

  • They share 17 benchmarks with published results for both. GPT-4.1 mini scores higher in 1 category and Solar Pro4 in 7 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Solar Pro4 leads 27.3 to 10.9.
  • Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $0.40 / $1.60 for GPT-4.1 mini.
  • GPT-4.1 mini accepts more context: 1.05M tokens versus 524K.

Side by side

GPT-4.1 miniSolar Pro4
ProviderOpenAIUpstage
Noometry Index33.541.5
Released2025-04-142026-08-06
WeightsProprietaryProprietary
Context window1.05M524K
Max output33K131K
Input $ / M tokens$0.40$0.30
Output $ / M tokens$1.60$1.20
Results tracked4718

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Category by category

Coding Solar Pro4 leads

GPT-4.1 mini: 30.4 (#286), Solar Pro4: 39.9 (#135)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Coding13671439
SWE-bench Verified (bash only)23.9%—
Aider Polyglot32.4%—
LMArena WebDev—1371
SciCode40.4%—
WeirdML37.6%—
BigCodeBench Instruct48.9%—
CadEval16%—

Agentic & Tool Use Not comparable

GPT-4.1 mini: 33.0 (#52), Solar Pro4: —

BenchmarkGPT-4.1 miniSolar Pro4
Berkeley Function Calling Leaderboard50.5%—

Reasoning Solar Pro4 leads

GPT-4.1 mini: 10.9 (#335), Solar Pro4: 27.3 (#107)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Hard Prompts13491398
ARC-AGI-20%—
Kagi LLM Benchmark48.6%—
ARC-AGI-13.5%—
CritPt0%—
Chess Puzzles7%—
Mystery Game Puzzles7%—
DTBench68.8%—
LMCA21.1%—
Epoch Capabilities Index135.01—

Math Solar Pro4 leads

GPT-4.1 mini: 23.1 (#264), Solar Pro4: 36.1 (#129)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Math13431418
FrontierMath (Tiers 1-3)6.7%—
OTIS Mock AIME 2024-202544.7%—
Omni-MATH49.1%—
MATH Level 587.3%—
FrontierMath (Feb 2025 set)4.5%—

Knowledge Solar Pro4 leads

GPT-4.1 mini: 34.7 (#183), Solar Pro4: 39.0 (#128)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Expert13381421
GPQA Diamond65.8%—
SimpleQA Verified12.7%—
MMLU-Pro78.3%—
GPQA (HELM)61.4%—

Multimodal Not comparable

GPT-4.1 mini: 35.2 (#77), Solar Pro4: —

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Vision1181—

Multilingual Solar Pro4 leads

GPT-4.1 mini: 45.9 (#161), Solar Pro4: 49.0 (#134)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Non-English13181362
LMArena Chinese13291417
LMArena French13571403
LMArena German13491351
LMArena Japanese12911300
LMArena Korean12981383
LMArena Russian13241360
LMArena Spanish13191408

Instruction Following GPT-4.1 mini leads

GPT-4.1 mini: 73.9 (#113), Solar Pro4: 72.8 (#128)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Instruction Following13321376
IFEval90.4%—

Long Context Solar Pro4 leads

GPT-4.1 mini: 31.8 (#270), Solar Pro4: 42.0 (#125)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Longer Query13441379
Fiction.LiveBench44.4%—

Writing & Preference Solar Pro4 leads

GPT-4.1 mini: 48.8 (#193), Solar Pro4: 56.7 (#133)

BenchmarkGPT-4.1 miniSolar Pro4
LMArena Text13411386
LMArena Creative Writing13001313
LMArena Multi-Turn13541391
EQ-Bench Creative Writing1147—
WildBench83.8%—

Frequently asked questions

Is GPT-4.1 mini better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 41.5 to 33.5 on the Noometry Index.

Which is cheaper, GPT-4.1 mini or Solar Pro4?

Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; GPT-4.1 mini lists at $0.40 and $1.60.

Is GPT-4.1 mini or Solar Pro4 better for coding?

Solar Pro4 scores higher on coding benchmarks: 39.9 versus 30.4 in the Noometry coding category.

Which has the bigger context window?

GPT-4.1 mini does, with 1.05M tokens against 524K.

How many benchmarks do GPT-4.1 mini and Solar Pro4 share?

17 benchmarks have published results for both models. GPT-4.1 mini has 47 scored results on Noometry and Solar Pro4 has 18.

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