Model comparison
Nova Premier 1.0 vs Yi-Lightning
Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 37.1 on the Noometry Index.
Last verified . 0 shared benchmarks.
Side by side
| Nova Premier 1.0 | Yi-Lightning | |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 38.3 | 37.1 |
| Released | 2025-04-30 | 2024-12-02 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 10K | — |
| Input $ / M tokens | $2.50 | — |
| Output $ / M tokens | $12.50 | — |
| Results tracked | 6 | 18 |
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Category by category
Coding Not comparable
Nova Premier 1.0: —, Yi-Lightning: 27.4 (#320)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| Aider Polyglot | — | 12.9% |
| LMArena Coding | — | 1312 |
Reasoning Yi-Lightning leads
Nova Premier 1.0: 23.0 (#185), Yi-Lightning: 25.9 (#139)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| Kagi LLM Benchmark | 44.8% | — |
| LMArena Hard Prompts | — | 1302 |
Math Yi-Lightning leads
Nova Premier 1.0: 33.8 (#199), Yi-Lightning: 36.2 (#172)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| Omni-MATH | 35% | — |
| LMArena Math | — | 1300 |
Knowledge Too close to call
Nova Premier 1.0: 35.8 (#180), Yi-Lightning: 35.4 (#185)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| MMLU-Pro | 72.6% | — |
| GPQA (HELM) | 51.8% | — |
| LMArena Expert | — | 1286 |
Multilingual Not comparable
Nova Premier 1.0: —, Yi-Lightning: 42.2 (#196)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| LMArena Non-English | — | 1269 |
| LMArena Chinese | — | 1320 |
| LMArena French | — | 1305 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Russian | — | 1255 |
| LMArena Spanish | — | 1315 |
Instruction Following Too close to call
Nova Premier 1.0: 66.8 (#204), Yi-Lightning: 67.4 (#196)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| IFEval | 80.3% | — |
| LMArena Instruction Following | — | 1278 |
Long Context Not comparable
Nova Premier 1.0: —, Yi-Lightning: 39.4 (#181)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | — | 1297 |
Writing & Preference Too close to call
Nova Premier 1.0: 51.0 (#178), Yi-Lightning: 50.2 (#184)
| Benchmark | Nova Premier 1.0 | Yi-Lightning |
|---|---|---|
| LMArena Text | — | 1302 |
| LMArena Creative Writing | — | 1280 |
| WildBench | 78.8% | — |
| LMArena Multi-Turn | — | 1311 |
Frequently asked questions
Is Nova Premier 1.0 better than Yi-Lightning?
Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 37.1 on the Noometry Index.
How many benchmarks do Nova Premier 1.0 and Yi-Lightning share?
0 benchmarks have published results for both models. Nova Premier 1.0 has 6 scored results on Noometry and Yi-Lightning has 18.