Model comparison
Grok 2 Mini 2024 08 13 vs Mercury 2
Mercury 2 is the stronger model overall, scoring 39.1 to 37.7 on the Noometry Index.
Last verified . 11 shared benchmarks.
Summary
- They share 11 benchmarks with published results for both. Grok 2 Mini 2024 08 13 scores higher in 2 categories and Mercury 2 in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Mercury 2 leads 53.8 to 47.3.
Side by side
| Grok 2 Mini 2024 08 13 | Mercury 2 | |
|---|---|---|
| Provider | xAI | Inception |
| Noometry Index | 37.7 | 39.1 |
| Released | 2024-08-13 | 2026-02-20 |
| Weights | Proprietary | Proprietary |
| Context window | — | 128K |
| Max output | — | 50K |
| Input $ / M tokens | — | $0.25 |
| Output $ / M tokens | — | $0.75 |
| Results tracked | 17 | 17 |
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Category by category
Coding Grok 2 Mini 2024 08 13 leads
Grok 2 Mini 2024 08 13: 37.0 (#199), Mercury 2: 33.5 (#255)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Coding | 1269 | 1391 |
| LMArena WebDev | — | 1171 |
| SciCode | — | 38.7% |
| WeirdML | — | 43.2% |
| ALE-Bench | — | 785.58 |
Reasoning Too close to call
Grok 2 Mini 2024 08 13: 24.8 (#159), Mercury 2: 23.8 (#170)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Hard Prompts | 1255 | 1362 |
| CritPt | — | 0.8% |
Math Not comparable
Grok 2 Mini 2024 08 13: 35.4 (#185), Mercury 2: —
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Math | 1265 | — |
Knowledge Mercury 2 leads
Grok 2 Mini 2024 08 13: 33.9 (#200), Mercury 2: 36.2 (#172)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Expert | 1238 | 1358 |
| Vectara Hallucination Rate | — | 12.3% |
Multilingual Mercury 2 leads
Grok 2 Mini 2024 08 13: 41.4 (#208), Mercury 2: 46.6 (#157)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Non-English | 1257 | 1331 |
| LMArena Chinese | 1262 | 1417 |
| LMArena Russian | 1261 | 1304 |
| LMArena French | 1286 | — |
| LMArena German | 1273 | — |
| LMArena Japanese | 1213 | — |
| LMArena Korean | 1195 | — |
| LMArena Spanish | 1279 | — |
Instruction Following Mercury 2 leads
Grok 2 Mini 2024 08 13: 65.5 (#220), Mercury 2: 70.2 (#165)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Instruction Following | 1245 | 1329 |
Long Context Mercury 2 leads
Grok 2 Mini 2024 08 13: 38.4 (#196), Mercury 2: 40.5 (#154)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Longer Query | 1266 | 1330 |
Writing & Preference Mercury 2 leads
Grok 2 Mini 2024 08 13: 47.3 (#211), Mercury 2: 53.8 (#155)
| Benchmark | Grok 2 Mini 2024 08 13 | Mercury 2 |
|---|---|---|
| LMArena Text | 1281 | 1355 |
| LMArena Creative Writing | 1242 | 1289 |
| LMArena Multi-Turn | 1265 | 1358 |
Frequently asked questions
Is Grok 2 Mini 2024 08 13 better than Mercury 2?
Mercury 2 is the stronger model overall, scoring 39.1 to 37.7 on the Noometry Index.
Is Grok 2 Mini 2024 08 13 or Mercury 2 better for coding?
Grok 2 Mini 2024 08 13 scores higher on coding benchmarks: 37.0 versus 33.5 in the Noometry coding category.
How many benchmarks do Grok 2 Mini 2024 08 13 and Mercury 2 share?
11 benchmarks have published results for both models. Grok 2 Mini 2024 08 13 has 17 scored results on Noometry and Mercury 2 has 17.