Model comparison

GPT-4.5 vs Granite 4.1 8b

GPT-4.5 and Granite 4.1 8b score almost the same on the Noometry Index (37.2 vs 37.4), so choose on price, context window or the category you care about most.

Last verified . 12 shared benchmarks.

GPT-4.5 OpenAI

37.2

Rank #208 Confirmed

Granite 4.1 8b IBM

37.4

Rank #205 Confirmed

Summary

  • They share 12 benchmarks with published results for both. GPT-4.5 scores higher in 5 categories and Granite 4.1 8b in 3 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in coding, where GPT-4.5 leads 42.2 to 30.1.
  • Granite 4.1 8b has downloadable open weights; the other is API-only.

Side by side

GPT-4.5 and Granite 4.1 8b specifications
GPT-4.5Granite 4.1 8b
ProviderOpenAIIBM
Noometry Index37.237.4
Released2025-02-27—
WeightsProprietaryOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked4213

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Category by category

Coding GPT-4.5 leads

GPT-4.5: 42.2 (#109), Granite 4.1 8b: 30.1 (#297)

Coding benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Coding13961312
Aider Polyglot44.9%—
LMArena WebDev—1192
WeirdML39.4%—
LiveBench Coding75.2%—

Agentic & Tool Use Not comparable

GPT-4.5: 27.9 (#97), Granite 4.1 8b: —

Agentic & Tool Use benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
Cybench17.5%—

Reasoning Granite 4.1 8b leads

GPT-4.5: 13.9 (#330), Granite 4.1 8b: 25.7 (#143)

Reasoning benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Hard Prompts14031293
ARC-AGI-20.8%—
SimpleBench34.5%—
ARC-AGI-110.3%—
EnigmaEval3.2%—
LiveBench Reasoning71.1%—
LiveBench Data Analysis64.3%—
Epoch Capabilities Index136.74—
ForecastBench61.7—
LiveBench69%—

Math Granite 4.1 8b leads

GPT-4.5: 32.6 (#211), Granite 4.1 8b: 36.4 (#166)

Math benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Math14121312
OTIS Mock AIME 2024-202537.8%—
LiveBench Math69.3%—
MATH Level 578.6%—

Knowledge Granite 4.1 8b leads

GPT-4.5: 32.5 (#211), Granite 4.1 8b: 36.1 (#174)

Knowledge benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Expert13941309
GPQA Diamond68.7%—
Humanity's Last Exam5.4%—
Confabulations13.6%—

Multimodal Not comparable

GPT-4.5: 37.6 (#71), Granite 4.1 8b: —

Multimodal benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Vision1195—
VPCT45%—

Multilingual GPT-4.5 leads

GPT-4.5: 52.5 (#83), Granite 4.1 8b: 41.7 (#204)

Multilingual benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Non-English14131261
LMArena Chinese14211337
LMArena Russian14191240
LMArena French1418—
LMArena German1457—
LMArena Japanese1416—
LMArena Korean1392—

Instruction Following GPT-4.5 leads

GPT-4.5: 72.6 (#134), Granite 4.1 8b: 66.9 (#203)

Instruction Following benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Instruction Following14041269
LiveBench Instruction Following72.3%—

Long Context GPT-4.5 leads

GPT-4.5: 40.4 (#155), Granite 4.1 8b: 38.7 (#193)

Long Context benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Longer Query14061275
Fiction.LiveBench63.9%—

Writing & Preference GPT-4.5 leads

GPT-4.5: 56.9 (#134), Granite 4.1 8b: 48.1 (#204)

Writing & Preference benchmarks
BenchmarkGPT-4.5Granite 4.1 8b
LMArena Text14171290
LMArena Creative Writing13941251
LMArena Multi-Turn14441268
Short-Story Creative Writing75.6%—
EQ-Bench Creative Writing1258—
LiveBench Language61.5%—

Frequently asked questions

Is GPT-4.5 better than Granite 4.1 8b?

GPT-4.5 and Granite 4.1 8b score almost the same on the Noometry Index (37.2 vs 37.4), so choose on price, context window or the category you care about most.

Is GPT-4.5 or Granite 4.1 8b better for coding?

GPT-4.5 scores higher on coding benchmarks: 42.2 versus 30.1 in the Noometry coding category.

How many benchmarks do GPT-4.5 and Granite 4.1 8b share?

12 benchmarks have published results for both models. GPT-4.5 has 42 scored results on Noometry and Granite 4.1 8b has 13.

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