Model comparison

Claude Opus 5 vs Nemotron-4 15B

Claude Opus 5 has enough public results to be ranked (#4); Nemotron-4 15B does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Claude Opus 5 Anthropic

67.8

Rank #4 Confirmed

Nemotron-4 15B NVIDIA

—

Unranked

Summary

  • They share 1 benchmark with published results for both.

Side by side

Claude Opus 5 and Nemotron-4 15B specifications
Claude Opus 5Nemotron-4 15B
ProviderAnthropicNVIDIA
Noometry Index67.8—
Released2026-07-242024-02-26
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked578

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Category by category

Coding Not comparable

Claude Opus 5: 67.5 (#5), Nemotron-4 15B: —

Coding benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
LMArena WebDev1691—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
LMArena Coding1534—
ALE-Bench2,165—

Agentic & Tool Use Not comparable

Claude Opus 5: 55.6 (#1), Nemotron-4 15B: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
APEX-Agents65.8%—
OSWorld 2.031.4%—
τ²-bench Banking48.7%—
PostTrainBench35%—
BALROG63.4%—
GBAEval79.6%—
GDP.pdf24%—
Vending-Bench 211,182—

Reasoning Not comparable

Claude Opus 5: 77.2 (#4), Nemotron-4 15B: —

Reasoning benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
Epoch Capabilities Index162.78107.72
ARC-AGI-290.4%—
SimpleBench80.6%—
NYT Connections (extended)94.3%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
LMArena Hard Prompts1526—
Mystery Game Puzzles59%—
DTBench97.9%—
LMCA64.5%—
Bench to the Future 30.12—
BIG-Bench Hard—58.7%
HellaSwag—82.4%
PIQA—82.4%
WinoGrande—78%

Math Not comparable

Claude Opus 5: 86.2 (#8), Nemotron-4 15B: —

Math benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—
LMArena Math1531—
GSM8K—46%

Knowledge Not comparable

Claude Opus 5: 66.8 (#9), Nemotron-4 15B: —

Knowledge benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
GPQA Diamond93.9%—
SimpleQA Verified59.9%—
LMArena Expert1557—
ARC (AI2) Challenge—55.5%
MMLU—58.7%

Multimodal Not comparable

Claude Opus 5: 50.8 (#8), Nemotron-4 15B: —

Multimodal benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
LMArena Vision1319—
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Not comparable

Claude Opus 5: 58.8 (#4), Nemotron-4 15B: —

Multilingual benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
LMArena Non-English1501—
LMArena Chinese1574—
LMArena French1519—
LMArena German1524—
LMArena Japanese1516—
LMArena Korean1521—
LMArena Russian1507—
LMArena Spanish1519—

Instruction Following Not comparable

Claude Opus 5: 79.2 (#7), Nemotron-4 15B: —

Instruction Following benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
LMArena Instruction Following1517—

Long Context Not comparable

Claude Opus 5: 46.5 (#21), Nemotron-4 15B: —

Long Context benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
LMArena Longer Query1515—

Writing & Preference Not comparable

Claude Opus 5: 79.2 (#1), Nemotron-4 15B: —

Writing & Preference benchmarks
BenchmarkClaude Opus 5Nemotron-4 15B
LMArena Text1507—
LMArena Creative Writing1491—
EQ-Bench Creative Writing2133—
EQ-Bench 41385—
LMArena Multi-Turn1499—

Frequently asked questions

Is Claude Opus 5 better than Nemotron-4 15B?

Claude Opus 5 has enough public results to be ranked (#4); Nemotron-4 15B does not yet, so treat this comparison as directional.

How many benchmarks do Claude Opus 5 and Nemotron-4 15B share?

1 benchmark has published results for both models. Claude Opus 5 has 57 scored results on Noometry and Nemotron-4 15B has 8.

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