Model comparison
GLM-5.3 vs Yi-Lightning
GLM-5.3 is the stronger model overall, scoring 54.8 to 37.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. GLM-5.3 scores higher in 8 categories and Yi-Lightning in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where GLM-5.3 leads 59.5 to 27.4.
- GLM-5.3 has downloadable open weights; the other is API-only.
Side by side
| GLM-5.3 | Yi-Lightning | |
|---|---|---|
| Provider | Z.ai (Zhipu) | 01.AI |
| Noometry Index | 54.8 | 37.1 |
| Released | 2026-08-14 | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | 1M | — |
| Max output | 131K | — |
| Input $ / M tokens | $1.40 | — |
| Output $ / M tokens | $4.40 | — |
| Results tracked | 42 | 18 |
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Category by category
Coding GLM-5.3 leads
GLM-5.3: 59.5 (#14), Yi-Lightning: 27.4 (#320)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1496 | 1312 |
| DeepSWE | 69% | — |
| FrontierCode | 40.1% | — |
| Aider Polyglot | — | 12.9% |
| CursorBench | 42.6% | — |
| LMArena WebDev | 1622 | — |
| FrontierSWE | 30.2% | — |
| SciCode | 59% | — |
| WeirdML | 75.4% | — |
| ALE-Bench | 1,317 | — |
Agentic & Tool Use Not comparable
GLM-5.3: 36.4 (#38), Yi-Lightning: —
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| APEX-Agents | 56.6% | — |
| Vending-Bench 2 | 8,164 | — |
Reasoning GLM-5.3 leads
GLM-5.3: 46.1 (#46), Yi-Lightning: 25.9 (#139)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1489 | 1302 |
| NYT Connections (extended) | 74.2% | — |
| CritPt | 19.1% | — |
| Chess Puzzles | 21% | — |
| Mystery Game Puzzles | 33% | — |
| DTBench | 87.7% | — |
| LMCA | 55.5% | — |
| Bench to the Future 3 | 0.15 | — |
| Epoch Capabilities Index | 155.61 | — |
Math GLM-5.3 leads
GLM-5.3: 62.3 (#33), Yi-Lightning: 36.2 (#172)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Math | 1489 | 1300 |
| FrontierMath (Tiers 1-3) | 68.8% | — |
| FrontierMath Tier 4 | 29.3% | — |
| OTIS Mock AIME 2024-2025 | 91.1% | — |
| ProofBench | 49% | — |
Knowledge GLM-5.3 leads
GLM-5.3: 58.3 (#37), Yi-Lightning: 35.4 (#185)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1516 | 1286 |
| GPQA Diamond | 90.9% | — |
| SimpleQA Verified | 41% | — |
Multilingual GLM-5.3 leads
GLM-5.3: 55.7 (#28), Yi-Lightning: 42.2 (#196)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1457 | 1269 |
| LMArena Chinese | 1528 | 1320 |
| LMArena French | 1499 | 1305 |
| LMArena German | 1499 | 1267 |
| LMArena Japanese | 1453 | 1228 |
| LMArena Korean | 1472 | 1192 |
| LMArena Russian | 1463 | 1255 |
| LMArena Spanish | 1460 | 1315 |
Instruction Following GLM-5.3 leads
GLM-5.3: 77.5 (#23), Yi-Lightning: 67.4 (#196)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1477 | 1278 |
Long Context GLM-5.3 leads
GLM-5.3: 45.4 (#41), Yi-Lightning: 39.4 (#181)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1482 | 1297 |
Writing & Preference GLM-5.3 leads
GLM-5.3: 75.7 (#6), Yi-Lightning: 50.2 (#184)
| Benchmark | GLM-5.3 | Yi-Lightning |
|---|---|---|
| LMArena Text | 1471 | 1302 |
| LMArena Creative Writing | 1457 | 1280 |
| LMArena Multi-Turn | 1472 | 1311 |
| EQ-Bench Creative Writing | 2075 | — |
Frequently asked questions
Is GLM-5.3 better than Yi-Lightning?
GLM-5.3 is the stronger model overall, scoring 54.8 to 37.1 on the Noometry Index.
Is GLM-5.3 or Yi-Lightning better for coding?
GLM-5.3 scores higher on coding benchmarks: 59.5 versus 27.4 in the Noometry coding category.
How many benchmarks do GLM-5.3 and Yi-Lightning share?
17 benchmarks have published results for both models. GLM-5.3 has 42 scored results on Noometry and Yi-Lightning has 18.