Model comparison

GPT-5.4 vs Olmo 3 32b Think

GPT-5.4 is the stronger model overall, scoring 59.4 to 38.7 on the Noometry Index.

Last verified . 14 shared benchmarks.

GPT-5.4 OpenAI

59.4

Rank #16 Confirmed

Summary

  • They share 14 benchmarks with published results for both. GPT-5.4 scores higher in 8 categories and Olmo 3 32b Think in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-5.4 leads 73.5 to 36.5.
  • Olmo 3 32b Think has downloadable open weights; the other is API-only.

Side by side

GPT-5.4 and Olmo 3 32b Think specifications
GPT-5.4Olmo 3 32b Think
ProviderOpenAIAllen Institute for AI (Ai2)
Noometry Index59.438.7
Released2026-03-05—
WeightsProprietaryOpen
Context window1.05M—
Max output128K—
Input $ / M tokens$2.50—
Output $ / M tokens$15—
Results tracked6814

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Category by category

Coding GPT-5.4 leads

GPT-5.4: 52.6 (#33), Olmo 3 32b Think: 38.6 (#172)

Coding benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Coding14971319
SWE-bench Verified76.9%—
DeepSWE51.8%—
LMArena WebDev1465—
SciCode56.6%—
GSO31.4%—
WeirdML77.7%—
MirrorCode15.6%—
ALE-Bench1,607—
AlgoTune1.85—

Agentic & Tool Use Not comparable

GPT-5.4: 46.5 (#13), Olmo 3 32b Think: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
Terminal-Bench81.8%—
APEX-Agents52.4%—
τ²-bench Banking39.4%—
DeepResearch Bench35.1%—
PostTrainBench19%—
GBAEval45.1%—
LMArena Search1197—
METR Time Horizons74.3%—
Vending-Bench 26,144—

Reasoning GPT-5.4 leads

GPT-5.4: 61.8 (#19), Olmo 3 32b Think: 25.9 (#140)

Reasoning benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Hard Prompts14851302
ARC-AGI-274%—
Kagi LLM Benchmark63.8%—
NYT Connections (extended)91.3%—
ARC-AGI-193.7%—
CritPt23.4%—
Chess Puzzles44%—
EnigmaEval16%—
Thematic Generalization80%—
EBR-Bench25.4%—
Mystery Game Puzzles37%—
DTBench94.4%—
LMCA52%—
Epoch Capabilities Index156.81—
ForecastBench59.5—

Math GPT-5.4 leads

GPT-5.4: 73.5 (#19), Olmo 3 32b Think: 36.5 (#165)

Knowledge GPT-5.4 leads

GPT-5.4: 65.3 (#14), Olmo 3 32b Think: 35.0 (#190)

Knowledge benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Expert15071273
GPQA Diamond93.3%—
Humanity's Last Exam36.2%—
SimpleQA Verified45.1%—
Vectara Hallucination Rate7%—

Multimodal Not comparable

GPT-5.4: 43.7 (#20), Olmo 3 32b Think: —

Multimodal benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Vision1303—
Blueprint-Bench 227.1%—
Furniture Assembly37.5%—
LMArena Document1471—

Multilingual GPT-5.4 leads

GPT-5.4: 56.2 (#23), Olmo 3 32b Think: 41.2 (#210)

Multilingual benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Non-English14651255
LMArena Chinese15191300
LMArena French14931291
LMArena German14721290
LMArena Russian14801254
LMArena Japanese1485—
LMArena Korean1448—
LMArena Spanish1454—

Instruction Following GPT-5.4 leads

GPT-5.4: 77.1 (#27), Olmo 3 32b Think: 67.2 (#198)

Instruction Following benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Instruction Following14691275

Long Context GPT-5.4 leads

GPT-5.4: 50.3 (#8), Olmo 3 32b Think: 39.4 (#182)

Long Context benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Longer Query14731296
CL-bench27.9%—
CL-bench Life21.7%—

Writing & Preference GPT-5.4 leads

GPT-5.4: 71.9 (#17), Olmo 3 32b Think: 49.1 (#193)

Writing & Preference benchmarks
BenchmarkGPT-5.4Olmo 3 32b Think
LMArena Text14691300
LMArena Creative Writing14391256
LMArena Multi-Turn14821290
EQ-Bench Creative Writing1840—
EQ-Bench 41272—

Frequently asked questions

Is GPT-5.4 better than Olmo 3 32b Think?

GPT-5.4 is the stronger model overall, scoring 59.4 to 38.7 on the Noometry Index.

Is GPT-5.4 or Olmo 3 32b Think better for coding?

GPT-5.4 scores higher on coding benchmarks: 52.6 versus 38.6 in the Noometry coding category.

How many benchmarks do GPT-5.4 and Olmo 3 32b Think share?

14 benchmarks have published results for both models. GPT-5.4 has 68 scored results on Noometry and Olmo 3 32b Think has 14.

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