Model comparison
Grok Build 0.1 vs Mercury
Mercury is the stronger model overall, scoring 37.6 to 36.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Grok Build 0.1 leads 32.2 to 17.5.
Side by side
| Grok Build 0.1 | Mercury | |
|---|---|---|
| Provider | xAI | Inception |
| Noometry Index | 36.4 | 37.6 |
| Released | 2026-04-16 | — |
| Weights | Proprietary | Proprietary |
| Context window | 256K | — |
| Max output | 256K | — |
| Input $ / M tokens | $1 | — |
| Output $ / M tokens | $2 | — |
| Results tracked | 3 | 9 |
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Category by category
Coding Grok Build 0.1 leads
Grok Build 0.1: 43.1 (#91), Mercury: 38.7 (#170)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| SciCode | 50.2% | — |
| LMArena Coding | — | 1322 |
Agentic & Tool Use Not comparable
Grok Build 0.1: 22.7 (#129), Mercury: —
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| GBAEval | 2.4% | — |
Reasoning Grok Build 0.1 leads
Grok Build 0.1: 32.2 (#77), Mercury: 17.5 (#293)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| Kagi LLM Benchmark | — | 21.6% |
| CritPt | 9.1% | — |
| LMArena Hard Prompts | — | 1285 |
Multilingual Not comparable
Grok Build 0.1: —, Mercury: 41.6 (#206)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| LMArena Non-English | — | 1260 |
Instruction Following Not comparable
Grok Build 0.1: —, Mercury: 65.2 (#224)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| LMArena Instruction Following | — | 1239 |
Long Context Not comparable
Grok Build 0.1: —, Mercury: 38.4 (#198)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| LMArena Longer Query | — | 1266 |
Writing & Preference Not comparable
Grok Build 0.1: —, Mercury: 46.2 (#221)
| Benchmark | Grok Build 0.1 | Mercury |
|---|---|---|
| LMArena Text | — | 1282 |
| LMArena Creative Writing | — | 1191 |
| LMArena Multi-Turn | — | 1282 |
Frequently asked questions
Is Grok Build 0.1 better than Mercury?
Mercury is the stronger model overall, scoring 37.6 to 36.4 on the Noometry Index.
Is Grok Build 0.1 or Mercury better for coding?
Grok Build 0.1 scores higher on coding benchmarks: 43.1 versus 38.7 in the Noometry coding category.
How many benchmarks do Grok Build 0.1 and Mercury share?
0 benchmarks have published results for both models. Grok Build 0.1 has 3 scored results on Noometry and Mercury has 9.