Model comparison
GLM-5.1 vs Granite 4.1 30B
GLM-5.1 has enough public results to be ranked (#51); Granite 4.1 30B does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. GLM-5.1 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 GLM-5.1 leads 38.2 to 21.7.
- The biggest single-benchmark swing is SciCode: 43.8% for GLM-5.1 and 25.8% for Granite 4.1 30B.
Side by side
| GLM-5.1 | Granite 4.1 30B | |
|---|---|---|
| Provider | Z.ai (Zhipu) | IBM |
| Noometry Index | 47.6 | 33.4 |
| Released | 2026-04-07 | 2026-04-29 |
| Weights | Open | Open |
| Context window | 200K | — |
| Max output | 131K | — |
| Input $ / M tokens | $1.40 | — |
| Output $ / M tokens | $4.40 | — |
| Results tracked | 41 | 2 |
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Category by category
Coding GLM-5.1 leads
GLM-5.1: 48.5 (#52), Granite 4.1 30B: 34.6
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| SciCode | 43.8% | 25.8% |
| SWE-bench Verified | 74.2% | — |
| LMArena WebDev | 1509 | — |
| WeirdML | 57.1% | — |
| LMArena Coding | 1486 | — |
| ALE-Bench | 887.1 | — |
Agentic & Tool Use Not comparable
GLM-5.1: 24.8 (#106), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| APEX-Agents | 40.9% | — |
| ExploitBench | 18.1% | — |
| GBAEval | 0% | — |
| Vending-Bench 2 | 5,634 | — |
Reasoning GLM-5.1 leads
GLM-5.1: 38.2 (#57), Granite 4.1 30B: 21.7
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| CritPt | 4.6% | 0% |
| SimpleBench | 55.1% | — |
| NYT Connections (extended) | 77.7% | — |
| Chess Puzzles | 19% | — |
| Thematic Generalization | 69.8% | — |
| LMArena Hard Prompts | 1472 | — |
| Epoch Capabilities Index | 149.86 | — |
Math Not comparable
GLM-5.1: 49.0 (#48), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 36.8% | — |
| MathArena Final-Answer Competitions | 67.1% | — |
| OTIS Mock AIME 2024-2025 | 93.3% | — |
| ProofBench | 22.2% | — |
| LMArena Math | 1472 | — |
| FrontierMath (Feb 2025 set) | 33.4% | — |
| FrontierMath Tier 4 (v1) | 12.5% | — |
Knowledge Not comparable
GLM-5.1: 55.0 (#45), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| GPQA Diamond | 89.9% | — |
| SimpleQA Verified | 34% | — |
| LMArena Expert | 1477 | — |
Multilingual Not comparable
GLM-5.1: 55.2 (#34), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| LMArena Non-English | 1448 | — |
| LMArena Chinese | 1516 | — |
| LMArena French | 1478 | — |
| LMArena German | 1466 | — |
| LMArena Japanese | 1436 | — |
| LMArena Korean | 1423 | — |
| LMArena Russian | 1453 | — |
| LMArena Spanish | 1467 | — |
Instruction Following Not comparable
GLM-5.1: 76.5 (#41), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| LMArena Instruction Following | 1451 | — |
Long Context Not comparable
GLM-5.1: 44.9 (#51), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| LMArena Longer Query | 1467 | — |
Writing & Preference Not comparable
GLM-5.1: 67.2 (#29), Granite 4.1 30B: —
| Benchmark | GLM-5.1 | Granite 4.1 30B |
|---|---|---|
| LMArena Text | 1462 | — |
| LMArena Creative Writing | 1454 | — |
| EQ-Bench Creative Writing | 1592 | — |
| LMArena Multi-Turn | 1473 | — |
Frequently asked questions
Is GLM-5.1 better than Granite 4.1 30B?
GLM-5.1 has enough public results to be ranked (#51); Granite 4.1 30B does not yet, so treat this comparison as directional.
Is GLM-5.1 or Granite 4.1 30B better for coding?
GLM-5.1 scores higher on coding benchmarks: 48.5 versus 34.6 in the Noometry coding category.
How many benchmarks do GLM-5.1 and Granite 4.1 30B share?
2 benchmarks have published results for both models. GLM-5.1 has 41 scored results on Noometry and Granite 4.1 30B has 2.