Model comparison
GLM-4.5 vs Molmo 2 8b
GLM-4.5 is the stronger model overall, scoring 42.0 to 39.1 on the Noometry Index.
Last verified . 4 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 4 benchmarks with published results for both. GLM-4.5 scores higher in 4 categories and Molmo 2 8b in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where GLM-4.5 leads 52.8 to 42.7.
Side by side
| GLM-4.5 | Molmo 2 8b | |
|---|---|---|
| Provider | Z.ai (Zhipu) | Allen Institute for AI (Ai2) |
| Noometry Index | 42.0 | 39.1 |
| Released | 2025-07-27 | — |
| Weights | Open | Open |
| Context window | 131K | — |
| Max output | 98K | — |
| Input $ / M tokens | $0.60 | — |
| Output $ / M tokens | $2.20 | — |
| Results tracked | 27 | 5 |
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Category by category
Coding Not comparable
GLM-4.5: 41.4 (#125), Molmo 2 8b: —
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| SWE-bench Verified (bash only) | 54.2% | — |
| WeirdML | 40.6% | — |
| LMArena Coding | 1434 | — |
| ALE-Bench | 344.82 | — |
| AlgoTune | 1.52 | — |
Reasoning GLM-4.5 leads
GLM-4.5: 28.6 (#100), Molmo 2 8b: 25.6 (#146)
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Hard Prompts | 1429 | 1287 |
| Kagi LLM Benchmark | 57.9% | — |
Math Not comparable
GLM-4.5: 39.0 (#116), Molmo 2 8b: —
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Math | 1427 | — |
Knowledge Not comparable
GLM-4.5: 35.9 (#179), Molmo 2 8b: —
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| Humanity's Last Exam | 8.3% | — |
| Confabulations | 11.3% | — |
| LMArena Expert | 1433 | — |
Multimodal Not comparable
GLM-4.5: —, Molmo 2 8b: 30.2 (#112)
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Vision | — | 1081 |
Multilingual GLM-4.5 leads
GLM-4.5: 52.8 (#77), Molmo 2 8b: 42.7 (#190)
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | 1417 | 1276 |
| LMArena Chinese | 1465 | — |
| LMArena French | 1418 | — |
| LMArena German | 1407 | — |
| LMArena Japanese | 1415 | — |
| LMArena Korean | 1380 | — |
| LMArena Russian | 1414 | — |
| LMArena Spanish | 1454 | — |
Instruction Following GLM-4.5 leads
GLM-4.5: 74.1 (#104), Molmo 2 8b: 67.0 (#201)
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | 1404 | 1270 |
Long Context Not comparable
GLM-4.5: 38.2 (#201), Molmo 2 8b: —
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| Fiction.LiveBench | 58.3% | — |
| LMArena Longer Query | 1412 | — |
Writing & Preference GLM-4.5 leads
GLM-4.5: 57.5 (#127), Molmo 2 8b: 49.4 (#191)
| Benchmark | GLM-4.5 | Molmo 2 8b |
|---|---|---|
| LMArena Text | 1430 | 1288 |
| LMArena Creative Writing | 1395 | — |
| Short-Story Creative Writing | 73.4% | — |
| EQ-Bench Creative Writing | 1343 | — |
| LMArena Multi-Turn | 1415 | — |
Frequently asked questions
Is GLM-4.5 better than Molmo 2 8b?
GLM-4.5 is the stronger model overall, scoring 42.0 to 39.1 on the Noometry Index.
How many benchmarks do GLM-4.5 and Molmo 2 8b share?
4 benchmarks have published results for both models. GLM-4.5 has 27 scored results on Noometry and Molmo 2 8b has 5.