# Tulu 3 (Tülu 3) 70B vs Yi-Lightning

> Yi-Lightning is the stronger model overall, scoring 36.5 to 32.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/tulu-3-70b-vs-yi-lightning
- Last updated: 2026-10-10
- Shared benchmarks: 11

## Summary

- They share 11 benchmarks with published results for both. Tulu 3 (Tülu 3) 70B scores higher in 1 category and Yi-Lightning in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Yi-Lightning leads 33.5 to 13.3.
- Tulu 3 (Tülu 3) 70B has downloadable open weights; the other is API-only.

## Snapshot

| | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | 01.AI |
| Noometry Index | 32.6 | 36.5 |
| Rank | 242 | 206 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Tulu 3 (Tülu 3) 70B: 35.4 (#211)
- Yi-Lightning: 27.0 (#315)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1236 | 1313 |
| Aider Polyglot | — | 12.9% |

## Reasoning

- Tulu 3 (Tülu 3) 70B: 22.9 (#172)
- Yi-Lightning: 24.9 (#137)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1220 | 1302 |

## Math

- Tulu 3 (Tülu 3) 70B: 13.3 (#297)
- Yi-Lightning: 33.5 (#173)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Math | 1242 | 1300 |
| OTIS Mock AIME 2024-2025 | 4.4% | — |
| MATH Level 5 | 42.7% | — |

## Knowledge

- Tulu 3 (Tülu 3) 70B: 25.1 (#257)
- Yi-Lightning: 34.8 (#182)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| GPQA Diamond | 46.3% | — |
| LMArena Expert | — | 1286 |

## Multilingual

- Tulu 3 (Tülu 3) 70B: 40.1 (#217)
- Yi-Lightning: 42.4 (#191)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1236 | 1269 |
| LMArena Chinese | 1249 | 1320 |
| LMArena Russian | 1246 | 1255 |
| LMArena French | — | 1304 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Tulu 3 (Tülu 3) 70B: 65.0 (#222)
- Yi-Lightning: 67.6 (#191)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1233 | 1278 |

## Long Context

- Tulu 3 (Tülu 3) 70B: 37.1 (#217)
- Yi-Lightning: 39.4 (#176)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1224 | 1297 |

## Writing & Preference

- Tulu 3 (Tülu 3) 70B: 45.8 (#218)
- Yi-Lightning: 50.4 (#178)

| Benchmark | Tulu 3 (Tülu 3) 70B | Yi-Lightning |
|---|---|---|
| LMArena Text | 1256 | 1302 |
| LMArena Creative Writing | 1231 | 1280 |
| LMArena Multi-Turn | 1252 | 1311 |

## FAQ

### Is Tulu 3 (Tülu 3) 70B better than Yi-Lightning?

Yi-Lightning is the stronger model overall, scoring 36.5 to 32.6 on the Noometry Index.

### Is Tulu 3 (Tülu 3) 70B or Yi-Lightning better for coding?

Tulu 3 (Tülu 3) 70B scores higher on coding benchmarks: 35.4 versus 27.0 in the Noometry coding category.

### How many benchmarks do Tulu 3 (Tülu 3) 70B and Yi-Lightning share?

11 benchmarks have published results for both models. Tulu 3 (Tülu 3) 70B has 14 scored results on Noometry and Yi-Lightning has 18.