Model comparison

GPT-5.4 vs Nova 2 Lite

GPT-5.4 is the stronger model overall, scoring 59.4 to 39.7 on the Noometry Index. Nova 2 Lite costs 6.6× less per token, which makes it the better buy when GPT-5.4's lead doesn't matter for your workload.

Last verified . 18 shared benchmarks.

GPT-5.4 OpenAI

59.4

Rank #16 Confirmed

Nova 2 Lite Amazon

39.7

Rank #161 Confirmed

Summary

  • They share 18 benchmarks with published results for both. GPT-5.4 scores higher in 9 categories and Nova 2 Lite in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-5.4 leads 73.5 to 37.5.
  • Nova 2 Lite is cheaper at $0.30 / $2.50 per million input/output tokens, against $2.50 / $15 for GPT-5.4.
  • GPT-5.4 accepts more context: 1.05M tokens versus 1M.

Side by side

GPT-5.4 and Nova 2 Lite specifications
GPT-5.4Nova 2 Lite
ProviderOpenAIAmazon
Noometry Index59.439.7
Released2026-03-052025-12-01
WeightsProprietaryProprietary
Context window1.05M1M
Max output128K64K
Input $ / M tokens$2.50$0.30
Output $ / M tokens$15$2.50
Results tracked6819

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Category by category

Coding GPT-5.4 leads

GPT-5.4: 52.6 (#33), Nova 2 Lite: 40.7 (#134)

Coding benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Coding14971385
SWE-bench Verified76.9%—
DeepSWE51.8%—
LMArena WebDev1465—
SciCode56.6%—
GSO31.4%—
WeirdML77.7%—
MirrorCode15.6%—
ALE-Bench1,607—
AlgoTune1.85—

Agentic & Tool Use GPT-5.4 leads

GPT-5.4: 46.5 (#13), Nova 2 Lite: 24.1 (#121)

Agentic & Tool Use benchmarks
BenchmarkGPT-5.4Nova 2 Lite
Terminal-Bench81.8%—
APEX-Agents52.4%—
Berkeley Function Calling Leaderboard—27.1%
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), Nova 2 Lite: 27.5 (#118)

Reasoning benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Hard Prompts14851364
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), Nova 2 Lite: 37.5 (#156)

Knowledge GPT-5.4 leads

GPT-5.4: 65.3 (#14), Nova 2 Lite: 43.0 (#94)

Knowledge benchmarks
BenchmarkGPT-5.4Nova 2 Lite
Vectara Hallucination Rate7%5.1%
LMArena Expert15071358
GPQA Diamond93.3%—
Humanity's Last Exam36.2%—
SimpleQA Verified45.1%—

Multimodal Not comparable

GPT-5.4: 43.7 (#20), Nova 2 Lite: —

Multimodal benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Vision1303—
Blueprint-Bench 227.1%—
Furniture Assembly37.5%—
LMArena Document1471—

Multilingual GPT-5.4 leads

GPT-5.4: 56.2 (#23), Nova 2 Lite: 47.1 (#153)

Multilingual benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Non-English14651337
LMArena Chinese15191364
LMArena French14931381
LMArena German14721343
LMArena Japanese14851271
LMArena Korean14481284
LMArena Russian14801343
LMArena Spanish14541373

Instruction Following GPT-5.4 leads

GPT-5.4: 77.1 (#27), Nova 2 Lite: 70.5 (#161)

Instruction Following benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Instruction Following14691335

Long Context GPT-5.4 leads

GPT-5.4: 50.3 (#8), Nova 2 Lite: 40.6 (#150)

Long Context benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Longer Query14731335
CL-bench27.9%—
CL-bench Life21.7%—

Writing & Preference GPT-5.4 leads

GPT-5.4: 71.9 (#17), Nova 2 Lite: 53.9 (#154)

Writing & Preference benchmarks
BenchmarkGPT-5.4Nova 2 Lite
LMArena Text14691362
LMArena Creative Writing14391291
LMArena Multi-Turn14821338
EQ-Bench Creative Writing1840—
EQ-Bench 41272—

Frequently asked questions

Is GPT-5.4 better than Nova 2 Lite?

GPT-5.4 is the stronger model overall, scoring 59.4 to 39.7 on the Noometry Index. Nova 2 Lite costs 6.6× less per token, which makes it the better buy when GPT-5.4's lead doesn't matter for your workload.

Which is cheaper, GPT-5.4 or Nova 2 Lite?

Nova 2 Lite is cheaper. It lists at $0.30 per million input tokens and $2.50 per million output tokens; GPT-5.4 lists at $2.50 and $15.

Is GPT-5.4 or Nova 2 Lite better for coding?

GPT-5.4 scores higher on coding benchmarks: 52.6 versus 40.7 in the Noometry coding category.

Which has the bigger context window?

GPT-5.4 does, with 1.05M tokens against 1M.

How many benchmarks do GPT-5.4 and Nova 2 Lite share?

18 benchmarks have published results for both models. GPT-5.4 has 68 scored results on Noometry and Nova 2 Lite has 19.

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