Model comparison
GLM-5 vs Yi-Lightning
GLM-5 is the stronger model overall, scoring 46.1 to 37.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. GLM-5 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 leads 49.0 to 27.4.
- GLM-5 has downloadable open weights; the other is API-only.
Side by side
| GLM-5 | Yi-Lightning | |
|---|---|---|
| Provider | Z.ai (Zhipu) | 01.AI |
| Noometry Index | 46.1 | 37.1 |
| Released | 2026-02-11 | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | 205K | — |
| Max output | 131K | — |
| Input $ / M tokens | $1 | — |
| Output $ / M tokens | $3.20 | — |
| Results tracked | 45 | 18 |
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Category by category
Coding GLM-5 leads
GLM-5: 49.0 (#52), Yi-Lightning: 27.4 (#320)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1461 | 1312 |
| SWE-bench Verified | 72.1% | — |
| SWE-bench Verified (bash only) | 72.8% | — |
| Aider Polyglot | — | 12.9% |
| LMArena WebDev | 1434 | — |
| SWE-bench Multilingual | 69.7% | — |
| WeirdML | 48.2% | — |
| ALE-Bench | 765.62 | — |
Agentic & Tool Use Not comparable
GLM-5: 31.1 (#71), Yi-Lightning: —
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| Terminal-Bench | 52.4% | — |
| τ²-bench Airline | 82.5% | — |
| τ²-bench Banking | 9.8% | — |
| τ²-bench Retail | 73.7% | — |
| τ²-bench Telecom | 86.8% | — |
| Vending-Bench 2 | 4,432 | — |
Reasoning GLM-5 leads
GLM-5: 27.6 (#116), Yi-Lightning: 25.9 (#139)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1452 | 1302 |
| ARC-AGI-2 | 4.9% | — |
| SimpleBench | 53.2% | — |
| Kagi LLM Benchmark | 75% | — |
| NYT Connections (extended) | 74.8% | — |
| ARC-AGI-1 | 44.7% | — |
| Chess Puzzles | 10% | — |
| Epoch Capabilities Index | 145.83 | — |
| ForecastBench | 61 | — |
Math GLM-5 leads
GLM-5: 46.4 (#71), Yi-Lightning: 36.2 (#172)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Math | 1440 | 1300 |
| MathArena Final-Answer Competitions | 65.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| FrontierMath (Feb 2025 set) | 16.4% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge GLM-5 leads
GLM-5: 52.3 (#64), Yi-Lightning: 35.4 (#185)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1454 | 1286 |
| GPQA Diamond | 87.8% | — |
| Vectara Hallucination Rate | 10.1% | — |
Multilingual GLM-5 leads
GLM-5: 53.7 (#58), Yi-Lightning: 42.2 (#196)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1430 | 1269 |
| LMArena Chinese | 1511 | 1320 |
| LMArena French | 1455 | 1305 |
| LMArena German | 1445 | 1267 |
| LMArena Japanese | 1416 | 1228 |
| LMArena Korean | 1423 | 1192 |
| LMArena Russian | 1436 | 1255 |
| LMArena Spanish | 1454 | 1315 |
Instruction Following GLM-5 leads
GLM-5: 75.2 (#67), Yi-Lightning: 67.4 (#196)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1428 | 1278 |
Long Context GLM-5 leads
GLM-5: 44.7 (#60), Yi-Lightning: 39.4 (#181)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1446 | 1297 |
| CL-bench | 18.7% | — |
Writing & Preference GLM-5 leads
GLM-5: 66.0 (#38), Yi-Lightning: 50.2 (#184)
| Benchmark | GLM-5 | Yi-Lightning |
|---|---|---|
| LMArena Text | 1446 | 1302 |
| LMArena Creative Writing | 1439 | 1280 |
| LMArena Multi-Turn | 1456 | 1311 |
| EQ-Bench Creative Writing | 1601 | — |
Frequently asked questions
Is GLM-5 better than Yi-Lightning?
GLM-5 is the stronger model overall, scoring 46.1 to 37.1 on the Noometry Index.
Is GLM-5 or Yi-Lightning better for coding?
GLM-5 scores higher on coding benchmarks: 49.0 versus 27.4 in the Noometry coding category.
How many benchmarks do GLM-5 and Yi-Lightning share?
17 benchmarks have published results for both models. GLM-5 has 45 scored results on Noometry and Yi-Lightning has 18.