Model comparison
GLM-4.5V vs Grok 4.6
Grok 4.6 is the stronger model overall, scoring 56.9 to 39.8 on the Noometry Index. GLM-4.5V costs 3.3× less per token, which makes it the better buy when Grok 4.6's lead doesn't matter for your workload.
Last verified . 14 shared benchmarks.
Summary
- They share 14 benchmarks with published results for both. GLM-4.5V scores higher in 0 categories and Grok 4.6 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.6 leads 61.4 to 27.4.
- GLM-4.5V is cheaper at $0.60 / $1.80 per million input/output tokens, against $2 / $6 for Grok 4.6.
- Grok 4.6 accepts more context: 500K tokens versus 64K.
- GLM-4.5V has downloadable open weights; the other is API-only.
Side by side
| GLM-4.5V | Grok 4.6 | |
|---|---|---|
| Provider | Z.ai (Zhipu) | xAI |
| Noometry Index | 39.8 | 56.9 |
| Released | 2025-08-11 | 2026-08-12 |
| Weights | Open | Proprietary |
| Context window | 64K | 500K |
| Max output | 16K | 500K |
| Input $ / M tokens | $0.60 | $2 |
| Output $ / M tokens | $1.80 | $6 |
| Results tracked | 15 | 49 |
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Category by category
Coding Grok 4.6 leads
GLM-4.5V: 39.5 (#155), Grok 4.6: 58.5 (#16)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Coding | 1347 | 1465 |
| DeepSWE | — | 67.5% |
| FrontierCode | — | 48% |
| CursorBench | — | 41.4% |
| LMArena WebDev | — | 1617 |
| FrontierSWE | — | 25.3% |
| SciCode | — | 56.5% |
| WeirdML | — | 67.3% |
| ALE-Bench | — | 1,508 |
Agentic & Tool Use Not comparable
GLM-4.5V: —, Grok 4.6: 39.4 (#27)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| APEX-Agents | — | 65.3% |
| GDP.pdf | — | 17.2% |
| Vending-Bench 2 | — | 9,047 |
Reasoning Grok 4.6 leads
GLM-4.5V: 27.4 (#119), Grok 4.6: 61.4 (#20)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Hard Prompts | 1334 | 1447 |
| ARC-AGI-2 | — | 67.1% |
| SimpleBench | — | 75.9% |
| Kagi LLM Benchmark | 59.8% | — |
| NYT Connections (extended) | — | 80% |
| ARC-AGI-1 | — | 87.5% |
| CritPt | — | 19.7% |
| Chess Puzzles | — | 40% |
| EBR-Bench | — | 30.5% |
| Mystery Game Puzzles | — | 34% |
| DTBench | — | 97.3% |
| LMCA | — | 48.5% |
| Epoch Capabilities Index | — | 156.44 |
Math Grok 4.6 leads
GLM-4.5V: 37.4 (#159), Grok 4.6: 67.0 (#24)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Math | 1354 | 1423 |
| FrontierMath (Tiers 1-3) | — | 66% |
| FrontierMath Tier 4 | — | 31.7% |
| OTIS Mock AIME 2024-2025 | — | 99.2% |
| ProofBench | — | 51% |
Knowledge Grok 4.6 leads
GLM-4.5V: 37.5 (#156), Grok 4.6: 63.3 (#20)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Expert | 1353 | 1467 |
| GPQA Diamond | — | 94% |
| SimpleQA Verified | — | 49.3% |
Multimodal Grok 4.6 leads
GLM-4.5V: 34.3 (#92), Grok 4.6: 43.6 (#23)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Vision | 1154 | 1263 |
| Blueprint-Bench 2 | — | 33.2% |
| Furniture Assembly | — | 40% |
| LMArena Document | — | 1452 |
Multilingual Grok 4.6 leads
GLM-4.5V: 44.6 (#177), Grok 4.6: 53.0 (#74)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Non-English | 1303 | 1420 |
| LMArena Chinese | 1337 | 1480 |
| LMArena Russian | 1298 | 1422 |
| LMArena Spanish | 1336 | 1404 |
| LMArena French | — | 1461 |
| LMArena German | — | 1431 |
| LMArena Japanese | — | 1376 |
| LMArena Korean | — | 1397 |
Instruction Following Grok 4.6 leads
GLM-4.5V: 69.2 (#175), Grok 4.6: 75.4 (#63)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Instruction Following | 1311 | 1431 |
Long Context Grok 4.6 leads
GLM-4.5V: 39.6 (#171), Grok 4.6: 44.5 (#66)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Longer Query | 1304 | 1454 |
Writing & Preference Grok 4.6 leads
GLM-4.5V: 52.5 (#170), Grok 4.6: 62.3 (#80)
| Benchmark | GLM-4.5V | Grok 4.6 |
|---|---|---|
| LMArena Text | 1333 | 1428 |
| LMArena Creative Writing | 1295 | 1428 |
| LMArena Multi-Turn | 1332 | 1425 |
Frequently asked questions
Is GLM-4.5V better than Grok 4.6?
Grok 4.6 is the stronger model overall, scoring 56.9 to 39.8 on the Noometry Index. GLM-4.5V costs 3.3× less per token, which makes it the better buy when Grok 4.6's lead doesn't matter for your workload.
Which is cheaper, GLM-4.5V or Grok 4.6?
GLM-4.5V is cheaper. It lists at $0.60 per million input tokens and $1.80 per million output tokens; Grok 4.6 lists at $2 and $6.
Is GLM-4.5V or Grok 4.6 better for coding?
Grok 4.6 scores higher on coding benchmarks: 58.5 versus 39.5 in the Noometry coding category.
Which has the bigger context window?
Grok 4.6 does, with 500K tokens against 64K.
How many benchmarks do GLM-4.5V and Grok 4.6 share?
14 benchmarks have published results for both models. GLM-4.5V has 15 scored results on Noometry and Grok 4.6 has 49.