Model comparison
Grok Build 0.1 vs Phi 3 Medium 4k Instruct
Grok Build 0.1 is the stronger model overall, scoring 35.8 to 32.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
MicrosoftSummary
- The widest gap is in reasoning, where Grok Build 0.1 leads 31.3 to 20.8.
- Phi 3 Medium 4k Instruct has downloadable open weights; the other is API-only.
Side by side
| Grok Build 0.1 | Phi 3 Medium 4k Instruct | |
|---|---|---|
| Provider | xAI | Microsoft |
| Noometry Index | 35.8 | 32.4 |
| Released | 2026-04-16 | — |
| Weights | Proprietary | Open |
| Context window | 256K | — |
| Max output | 256K | — |
| Input $ / M tokens | $1 | — |
| Output $ / M tokens | $2 | — |
| Results tracked | 3 | 17 |
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Category by category
Coding Grok Build 0.1 leads
Grok Build 0.1: 42.5 (#90), Phi 3 Medium 4k Instruct: 32.3 (#263)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| SciCode | 50.2% | — |
| LMArena Coding | — | 1130 |
Agentic & Tool Use Not comparable
Grok Build 0.1: 22.5 (#122), Phi 3 Medium 4k Instruct: —
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| GBAEval | 2.4% | — |
Reasoning Grok Build 0.1 leads
Grok Build 0.1: 31.3 (#73), Phi 3 Medium 4k Instruct: 20.8 (#214)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| CritPt | 9.1% | — |
| LMArena Hard Prompts | — | 1127 |
Math Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 30.9 (#202)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | — | 1173 |
Knowledge Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 29.6 (#226)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | — | 1108 |
Multilingual Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 30.8 (#258)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | — | 1094 |
| LMArena Chinese | — | 1108 |
| LMArena French | — | 1109 |
| LMArena German | — | 1101 |
| LMArena Japanese | — | 1042 |
| LMArena Korean | — | 954 |
| LMArena Russian | — | 1145 |
| LMArena Spanish | — | 1095 |
Instruction Following Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 57.8 (#263)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | — | 1114 |
Long Context Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 33.9 (#250)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | — | 1120 |
Writing & Preference Not comparable
Grok Build 0.1: —, Phi 3 Medium 4k Instruct: 34.3 (#267)
| Benchmark | Grok Build 0.1 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | — | 1138 |
| LMArena Creative Writing | — | 1106 |
| LMArena Multi-Turn | — | 1088 |
Frequently asked questions
Is Grok Build 0.1 better than Phi 3 Medium 4k Instruct?
Grok Build 0.1 is the stronger model overall, scoring 35.8 to 32.4 on the Noometry Index.
Is Grok Build 0.1 or Phi 3 Medium 4k Instruct better for coding?
Grok Build 0.1 scores higher on coding benchmarks: 42.5 versus 32.3 in the Noometry coding category.
How many benchmarks do Grok Build 0.1 and Phi 3 Medium 4k Instruct share?
0 benchmarks have published results for both models. Grok Build 0.1 has 3 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.