Model comparison

Claude Sonnet 5 vs Granite 4.1 30B

Claude Sonnet 5 has enough public results to be ranked (#26); Granite 4.1 30B does not yet, so treat this comparison as directional.

Last verified . 2 shared benchmarks.

Claude Sonnet 5 Anthropic

54.5

Rank #26 Confirmed

Granite 4.1 30B IBM

33.4

Unranked Sparse

Summary

  • They share 2 benchmarks with published results for both. Claude Sonnet 5 scores higher in 2 categories and Granite 4.1 30B in 0 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Sonnet 5 leads 48.2 to 21.7.
  • The biggest single-benchmark swing is SciCode: 53.6% for Claude Sonnet 5 and 25.8% for Granite 4.1 30B.
  • Granite 4.1 30B has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 5 and Granite 4.1 30B specifications
Claude Sonnet 5Granite 4.1 30B
ProviderAnthropicIBM
Noometry Index54.533.4
Released2026-06-292026-04-29
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$10—
Results tracked512

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Category by category

Coding Claude Sonnet 5 leads

Claude Sonnet 5: 55.5 (#20), Granite 4.1 30B: 34.6

Coding benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
SciCode53.6%25.8%
DeepSWE53.8%—
FrontierCode42.7%—
CursorBench34.1%—
LMArena WebDev1540—
GSO37.3%—
WeirdML68.8%—
LMArena Coding1483—
ALE-Bench1,463—

Agentic & Tool Use Not comparable

Claude Sonnet 5: 42.7 (#16), Granite 4.1 30B: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
APEX-Agents54.5%—
GBAEval65.3%—
LMArena Search1194—
Vending-Bench 26,378—

Reasoning Claude Sonnet 5 leads

Claude Sonnet 5: 48.2 (#37), Granite 4.1 30B: 21.7

Reasoning benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
CritPt16.9%0%
SimpleBench60.6%—
NYT Connections (extended)75.1%—
Chess Puzzles35%—
LMArena Hard Prompts1461—
Mystery Game Puzzles35%—
DTBench92.5%—
LMCA50%—
Surface Evolver Bench60%—
Bench to the Future 30.14—
Epoch Capabilities Index156.34—
ForecastBench61.1—

Math Not comparable

Claude Sonnet 5: 66.1 (#21), Granite 4.1 30B: —

Math benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
FrontierMath (Tiers 1-3)65.6%—
FrontierMath Tier 429.3%—
OTIS Mock AIME 2024-202594.7%—
ProofBench77%—
LMArena Math1467—

Knowledge Not comparable

Claude Sonnet 5: 55.7 (#42), Granite 4.1 30B: —

Knowledge benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
GPQA Diamond90.5%—
SimpleQA Verified33.7%—
LMArena Expert1491—

Multimodal Not comparable

Claude Sonnet 5: 42.4 (#26), Granite 4.1 30B: —

Multimodal benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
LMArena Vision1275—
Blueprint-Bench 224.9%—
LMArena Document1466—

Multilingual Not comparable

Claude Sonnet 5: 54.0 (#55), Granite 4.1 30B: —

Multilingual benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
LMArena Non-English1431—
LMArena Chinese1475—
LMArena French1457—
LMArena German1448—
LMArena Japanese1422—
LMArena Korean1411—
LMArena Russian1452—
LMArena Spanish1436—

Instruction Following Not comparable

Claude Sonnet 5: 76.6 (#39), Granite 4.1 30B: —

Instruction Following benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
LMArena Instruction Following1453—

Long Context Not comparable

Claude Sonnet 5: 44.8 (#53), Granite 4.1 30B: —

Long Context benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
LMArena Longer Query1464—

Writing & Preference Not comparable

Claude Sonnet 5: 69.4 (#24), Granite 4.1 30B: —

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5Granite 4.1 30B
LMArena Text1443—
LMArena Creative Writing1416—
EQ-Bench Creative Writing1794—
EQ-Bench 41236—
LMArena Multi-Turn1454—

Frequently asked questions

Is Claude Sonnet 5 better than Granite 4.1 30B?

Claude Sonnet 5 has enough public results to be ranked (#26); Granite 4.1 30B does not yet, so treat this comparison as directional.

Is Claude Sonnet 5 or Granite 4.1 30B better for coding?

Claude Sonnet 5 scores higher on coding benchmarks: 55.5 versus 34.6 in the Noometry coding category.

How many benchmarks do Claude Sonnet 5 and Granite 4.1 30B share?

2 benchmarks have published results for both models. Claude Sonnet 5 has 51 scored results on Noometry and Granite 4.1 30B has 2.

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