Model comparison

GPT-5.4 Pro vs Palm 2

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 30.0 on the Noometry Index.

Last verified . 0 shared benchmarks.

GPT-5.4 Pro OpenAI

58.9

Rank #18 Confirmed

Palm 2 Google

30.0

Rank #298 Confirmed

Summary

  • The widest gap is in reasoning, where GPT-5.4 Pro leads 70.7 to 19.1.

Side by side

GPT-5.4 Pro and Palm 2 specifications
GPT-5.4 ProPalm 2
ProviderOpenAIGoogle
Noometry Index58.930.0
Released2026-03-05—
WeightsProprietaryProprietary
Context window1.05M—
Max output128K—
Input $ / M tokens$30—
Output $ / M tokens$180—
Results tracked1610

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Category by category

Coding GPT-5.4 Pro leads

GPT-5.4 Pro: 43.2 (#90), Palm 2: 29.0 (#311)

Coding benchmarks
BenchmarkGPT-5.4 ProPalm 2
WeirdML57.4%—
LMArena Coding—994

Reasoning GPT-5.4 Pro leads

GPT-5.4 Pro: 70.7 (#13), Palm 2: 19.1 (#271)

Reasoning benchmarks
BenchmarkGPT-5.4 ProPalm 2
ARC-AGI-283.3%—
SimpleBench74.1%—
ARC-AGI-194.5%—
CritPt30%—
Chess Puzzles58.6%—
EnigmaEval23.8%—
LMArena Hard Prompts—1005
Epoch Capabilities Index158.93—

Math GPT-5.4 Pro leads

GPT-5.4 Pro: 72.4 (#22), Palm 2: 30.8 (#231)

Math benchmarks
BenchmarkGPT-5.4 ProPalm 2
FrontierMath (Tiers 1-3)82.5%—
FrontierMath Tier 458.5%—
LMArena Math—1049
FrontierMath (Feb 2025 set)50%—
FrontierMath Tier 4 (v1)37.5%—

Knowledge Not comparable

GPT-5.4 Pro: 68.3 (#7), Palm 2: —

Knowledge benchmarks
BenchmarkGPT-5.4 ProPalm 2
GPQA Diamond94.6%—
Humanity's Last Exam44.3%—
SimpleQA Verified46.3%—
Vectara Hallucination Rate8.3%—

Multilingual Not comparable

GPT-5.4 Pro: —, Palm 2: 20.9 (#295)

Multilingual benchmarks
BenchmarkGPT-5.4 ProPalm 2
LMArena Non-English—916
LMArena Chinese—887

Instruction Following Not comparable

GPT-5.4 Pro: —, Palm 2: 51.0 (#296)

Instruction Following benchmarks
BenchmarkGPT-5.4 ProPalm 2
LMArena Instruction Following—1010

Long Context Not comparable

GPT-5.4 Pro: —, Palm 2: 30.8 (#285)

Long Context benchmarks
BenchmarkGPT-5.4 ProPalm 2
LMArena Longer Query—1010

Writing & Preference Not comparable

GPT-5.4 Pro: —, Palm 2: 25.6 (#304)

Writing & Preference benchmarks
BenchmarkGPT-5.4 ProPalm 2
LMArena Text—1027
LMArena Creative Writing—991
LMArena Multi-Turn—994

Frequently asked questions

Is GPT-5.4 Pro better than Palm 2?

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 30.0 on the Noometry Index.

Is GPT-5.4 Pro or Palm 2 better for coding?

GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 29.0 in the Noometry coding category.

How many benchmarks do GPT-5.4 Pro and Palm 2 share?

0 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Palm 2 has 10.

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