Model comparison

GPT-5.4 vs Laguna M.1

GPT-5.4 is the stronger model overall, scoring 59.4 to 32.5 on the Noometry Index.

Last verified . 2 shared benchmarks.

GPT-5.4 OpenAI

59.4

Rank #16 Confirmed

Laguna M.1 Poolside

32.5

Rank #256 Reported

Summary

  • They share 2 benchmarks with published results for both. GPT-5.4 scores higher in 3 categories and Laguna M.1 in 0 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-5.4 leads 73.5 to 21.1.
  • The biggest single-benchmark swing is ProofBench: 56% for GPT-5.4 and 0% for Laguna M.1.
  • GPT-5.4 accepts more context: 1.05M tokens versus 262K.
  • Laguna M.1 has downloadable open weights; the other is API-only.

Side by side

GPT-5.4 and Laguna M.1 specifications
GPT-5.4Laguna M.1
ProviderOpenAIPoolside
Noometry Index59.432.5
Released2026-03-052026-04-28
WeightsProprietaryOpen
Context window1.05M262K
Max output128K33K
Input $ / M tokens$2.50—
Output $ / M tokens$15—
Results tracked683

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding GPT-5.4 leads

GPT-5.4: 52.6 (#33), Laguna M.1: 36.6 (#204)

Coding benchmarks
BenchmarkGPT-5.4Laguna M.1
LMArena WebDev14651349
SWE-bench Verified76.9%—
DeepSWE51.8%—
SciCode56.6%—
GSO31.4%—
WeirdML77.7%—
LMArena Coding1497—
MirrorCode15.6%—
ALE-Bench1,607—
AlgoTune1.85—

Agentic & Tool Use Not comparable

GPT-5.4: 46.5 (#13), Laguna M.1: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.4Laguna M.1
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), Laguna M.1: 23.1 (#184)

Reasoning benchmarks
BenchmarkGPT-5.4Laguna M.1
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%—
LMArena Hard Prompts1485—
Mystery Game Puzzles37%—
DTBench94.4%—
LMCA52%—
Surface Evolver Bench—15.6%
Epoch Capabilities Index156.81—
ForecastBench59.5—

Math GPT-5.4 leads

GPT-5.4: 73.5 (#19), Laguna M.1: 21.1 (#283)

Knowledge Not comparable

GPT-5.4: 65.3 (#14), Laguna M.1: —

Knowledge benchmarks
BenchmarkGPT-5.4Laguna M.1
GPQA Diamond93.3%—
Humanity's Last Exam36.2%—
SimpleQA Verified45.1%—
Vectara Hallucination Rate7%—
LMArena Expert1507—

Multimodal Not comparable

GPT-5.4: 43.7 (#20), Laguna M.1: —

Multimodal benchmarks
BenchmarkGPT-5.4Laguna M.1
LMArena Vision1303—
Blueprint-Bench 227.1%—
Furniture Assembly37.5%—
LMArena Document1471—

Multilingual Not comparable

GPT-5.4: 56.2 (#23), Laguna M.1: —

Multilingual benchmarks
BenchmarkGPT-5.4Laguna M.1
LMArena Non-English1465—
LMArena Chinese1519—
LMArena French1493—
LMArena German1472—
LMArena Japanese1485—
LMArena Korean1448—
LMArena Russian1480—
LMArena Spanish1454—

Instruction Following Not comparable

GPT-5.4: 77.1 (#27), Laguna M.1: —

Instruction Following benchmarks
BenchmarkGPT-5.4Laguna M.1
LMArena Instruction Following1469—

Long Context Not comparable

GPT-5.4: 50.3 (#8), Laguna M.1: —

Long Context benchmarks
BenchmarkGPT-5.4Laguna M.1
CL-bench27.9%—
CL-bench Life21.7%—
LMArena Longer Query1473—

Writing & Preference Not comparable

GPT-5.4: 71.9 (#17), Laguna M.1: —

Writing & Preference benchmarks
BenchmarkGPT-5.4Laguna M.1
LMArena Text1469—
LMArena Creative Writing1439—
EQ-Bench Creative Writing1840—
EQ-Bench 41272—
LMArena Multi-Turn1482—

Frequently asked questions

Is GPT-5.4 better than Laguna M.1?

GPT-5.4 is the stronger model overall, scoring 59.4 to 32.5 on the Noometry Index.

Is GPT-5.4 or Laguna M.1 better for coding?

GPT-5.4 scores higher on coding benchmarks: 52.6 versus 36.6 in the Noometry coding category.

Which has the bigger context window?

GPT-5.4 does, with 1.05M tokens against 262K.

How many benchmarks do GPT-5.4 and Laguna M.1 share?

2 benchmarks have published results for both models. GPT-5.4 has 68 scored results on Noometry and Laguna M.1 has 3.

Related comparisons

Go deeper