Model comparison

Granite 3.0 8b Instruct vs o3-pro

o3-pro is the stronger model overall, scoring 42.9 to 31.6 on the Noometry Index.

Last verified . 0 shared benchmarks.

Granite 3.0 8b Instruct IBM

31.6

Rank #270 Confirmed

o3-pro OpenAI

42.9

Rank #105 Confirmed

Summary

  • The widest gap is in long context, where o3-pro leads 72.2 to 34.0.
  • Granite 3.0 8b Instruct has downloadable open weights; the other is API-only.

Side by side

Granite 3.0 8b Instruct and o3-pro specifications
Granite 3.0 8b Instructo3-pro
ProviderIBMOpenAI
Noometry Index31.642.9
Released—2025-06-10
WeightsOpenProprietary
Context window—200K
Max output—100K
Input $ / M tokens—$20
Output $ / M tokens—$80
Results tracked1412

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Category by category

Coding o3-pro leads

Granite 3.0 8b Instruct: 29.7 (#301), o3-pro: 55.5 (#24)

Coding benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
Aider Polyglot—84.9%
WeirdML—58.2%
BigCodeBench Instruct29.3%—
LMArena Coding1112—
BigCodeBench Complete35.4%—

Reasoning o3-pro leads

Granite 3.0 8b Instruct: 20.9 (#230), o3-pro: 23.8 (#171)

Reasoning benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
ARC-AGI-2—4.9%
Kagi LLM Benchmark—72.1%
ARC-AGI-1—59.3%
LMArena Hard Prompts1092—
DTBench—86.9%
LMCA—38.5%
Epoch Capabilities Index—147.42

Math Not comparable

Granite 3.0 8b Instruct: 32.8 (#210), o3-pro: —

Math benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
LMArena Math1143—

Knowledge Too close to call

Granite 3.0 8b Instruct: 29.6 (#236), o3-pro: 29.5 (#238)

Knowledge benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
Confabulations—14.2%
Vectara Hallucination Rate—23.3%
LMArena Expert1087—

Multilingual Not comparable

Granite 3.0 8b Instruct: 27.2 (#276), o3-pro: —

Multilingual benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
LMArena Non-English1037—
LMArena Chinese1063—
LMArena Russian1060—

Instruction Following Not comparable

Granite 3.0 8b Instruct: 56.0 (#276), o3-pro: —

Instruction Following benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
LMArena Instruction Following1088—

Long Context o3-pro leads

Granite 3.0 8b Instruct: 34.0 (#252), o3-pro: 72.2 (#1)

Long Context benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
Fiction.LiveBench—97.2%
LMArena Longer Query1122—

Writing & Preference o3-pro leads

Granite 3.0 8b Instruct: 31.1 (#285), o3-pro: 57.1 (#133)

Writing & Preference benchmarks
BenchmarkGranite 3.0 8b Instructo3-pro
LMArena Text1096—
LMArena Creative Writing1071—
Short-Story Creative Writing—84.4%
LMArena Multi-Turn1063—

Frequently asked questions

Is Granite 3.0 8b Instruct better than o3-pro?

o3-pro is the stronger model overall, scoring 42.9 to 31.6 on the Noometry Index.

Is Granite 3.0 8b Instruct or o3-pro better for coding?

o3-pro scores higher on coding benchmarks: 55.5 versus 29.7 in the Noometry coding category.

How many benchmarks do Granite 3.0 8b Instruct and o3-pro share?

0 benchmarks have published results for both models. Granite 3.0 8b Instruct has 14 scored results on Noometry and o3-pro has 12.

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