Model comparison
Granite 3.1 8b Instruct vs Grok Build 0.1
Grok Build 0.1 is the stronger model overall, scoring 35.8 to 31.8 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Grok Build 0.1 leads 31.3 to 21.2.
- Granite 3.1 8b Instruct has downloadable open weights; the other is API-only.
Side by side
| Granite 3.1 8b Instruct | Grok Build 0.1 | |
|---|---|---|
| Provider | IBM | xAI |
| Noometry Index | 31.8 | 35.8 |
| Released | — | 2026-04-16 |
| Weights | Open | Proprietary |
| Context window | — | 256K |
| Max output | — | 256K |
| Input $ / M tokens | — | $1 |
| Output $ / M tokens | — | $2 |
| Results tracked | 13 | 3 |
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Category by category
Coding Grok Build 0.1 leads
Granite 3.1 8b Instruct: 33.9 (#232), Grok Build 0.1: 42.5 (#90)
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| SciCode | — | 50.2% |
| LMArena Coding | 1186 | — |
Agentic & Tool Use Granite 3.1 8b Instruct leads
Granite 3.1 8b Instruct: 23.9 (#113), Grok Build 0.1: 22.5 (#122)
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |
| GBAEval | — | 2.4% |
Reasoning Grok Build 0.1 leads
Granite 3.1 8b Instruct: 21.2 (#204), Grok Build 0.1: 31.3 (#73)
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| CritPt | — | 9.1% |
| LMArena Hard Prompts | 1146 | — |
Math Not comparable
Granite 3.1 8b Instruct: 30.4 (#210), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Math | 1152 | — |
Knowledge Not comparable
Granite 3.1 8b Instruct: 30.6 (#218), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Expert | 1142 | — |
Multilingual Not comparable
Granite 3.1 8b Instruct: 31.1 (#255), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Non-English | 1099 | — |
| LMArena Chinese | 1145 | — |
| LMArena Russian | 1092 | — |
Instruction Following Not comparable
Granite 3.1 8b Instruct: 58.9 (#254), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Instruction Following | 1131 | — |
Long Context Not comparable
Granite 3.1 8b Instruct: 35.2 (#236), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Longer Query | 1162 | — |
Writing & Preference Not comparable
Granite 3.1 8b Instruct: 35.7 (#261), Grok Build 0.1: —
| Benchmark | Granite 3.1 8b Instruct | Grok Build 0.1 |
|---|---|---|
| LMArena Text | 1150 | — |
| LMArena Creative Writing | 1129 | — |
| LMArena Multi-Turn | 1108 | — |
Frequently asked questions
Is Granite 3.1 8b Instruct better than Grok Build 0.1?
Grok Build 0.1 is the stronger model overall, scoring 35.8 to 31.8 on the Noometry Index.
Is Granite 3.1 8b Instruct or Grok Build 0.1 better for coding?
Grok Build 0.1 scores higher on coding benchmarks: 42.5 versus 33.9 in the Noometry coding category.
How many benchmarks do Granite 3.1 8b Instruct and Grok Build 0.1 share?
0 benchmarks have published results for both models. Granite 3.1 8b Instruct has 13 scored results on Noometry and Grok Build 0.1 has 3.