Model comparison
Gemini 1.5 Flash 8B vs GLM-4.5
GLM-4.5 is the stronger model overall, scoring 42.0 to 29.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 0 categories and GLM-4.5 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where GLM-4.5 leads 39.0 to 14.2.
- GLM-4.5 has downloadable open weights; the other is API-only.
Side by side
| Gemini 1.5 Flash 8B | GLM-4.5 | |
|---|---|---|
| Provider | Z.ai (Zhipu) | |
| Noometry Index | 29.9 | 42.0 |
| Released | 2024-10-03 | 2025-07-27 |
| Weights | Proprietary | Open |
| Context window | — | 131K |
| Max output | — | 98K |
| Input $ / M tokens | — | $0.60 |
| Output $ / M tokens | — | $2.20 |
| Results tracked | 21 | 27 |
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Category by category
Coding GLM-4.5 leads
Gemini 1.5 Flash 8B: 35.5 (#225), GLM-4.5: 41.4 (#125)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Coding | 1218 | 1434 |
| SWE-bench Verified (bash only) | — | 54.2% |
| WeirdML | — | 40.6% |
| ALE-Bench | — | 344.82 |
| AlgoTune | — | 1.52 |
Reasoning GLM-4.5 leads
Gemini 1.5 Flash 8B: 20.0 (#244), GLM-4.5: 28.6 (#100)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Hard Prompts | 1209 | 1429 |
| Kagi LLM Benchmark | — | 57.9% |
| DTBench | 50% | — |
Math GLM-4.5 leads
Gemini 1.5 Flash 8B: 14.2 (#302), GLM-4.5: 39.0 (#116)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Math | 1207 | 1427 |
| OTIS Mock AIME 2024-2025 | 4.6% | — |
Knowledge GLM-4.5 leads
Gemini 1.5 Flash 8B: 16.0 (#289), GLM-4.5: 35.9 (#179)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Expert | 1185 | 1433 |
| GPQA Diamond | 33% | — |
| Humanity's Last Exam | — | 8.3% |
| Confabulations | — | 11.3% |
Multimodal Not comparable
Gemini 1.5 Flash 8B: 28.2 (#115), GLM-4.5: —
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Vision | 1044 | — |
Multilingual GLM-4.5 leads
Gemini 1.5 Flash 8B: 38.5 (#229), GLM-4.5: 52.8 (#77)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Non-English | 1215 | 1417 |
| LMArena Chinese | 1231 | 1465 |
| LMArena French | 1234 | 1418 |
| LMArena German | 1206 | 1407 |
| LMArena Japanese | 1150 | 1415 |
| LMArena Korean | 1140 | 1380 |
| LMArena Russian | 1236 | 1414 |
| LMArena Spanish | 1212 | 1454 |
Instruction Following GLM-4.5 leads
Gemini 1.5 Flash 8B: 62.8 (#236), GLM-4.5: 74.1 (#104)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Instruction Following | 1199 | 1404 |
Long Context GLM-4.5 leads
Gemini 1.5 Flash 8B: 37.0 (#225), GLM-4.5: 38.2 (#201)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Longer Query | 1219 | 1412 |
| Fiction.LiveBench | — | 58.3% |
Writing & Preference GLM-4.5 leads
Gemini 1.5 Flash 8B: 42.8 (#232), GLM-4.5: 57.5 (#127)
| Benchmark | Gemini 1.5 Flash 8B | GLM-4.5 |
|---|---|---|
| LMArena Text | 1226 | 1430 |
| LMArena Creative Writing | 1218 | 1395 |
| LMArena Multi-Turn | 1185 | 1415 |
| Short-Story Creative Writing | — | 73.4% |
| EQ-Bench Creative Writing | — | 1343 |
Frequently asked questions
Is Gemini 1.5 Flash 8B better than GLM-4.5?
GLM-4.5 is the stronger model overall, scoring 42.0 to 29.9 on the Noometry Index.
Is Gemini 1.5 Flash 8B or GLM-4.5 better for coding?
GLM-4.5 scores higher on coding benchmarks: 41.4 versus 35.5 in the Noometry coding category.
How many benchmarks do Gemini 1.5 Flash 8B and GLM-4.5 share?
17 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and GLM-4.5 has 27.