Model comparison
Codellama 70b Instruct vs Grok 4.1 Fast
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 33.7 on the Noometry Index.
Last verified . 4 shared benchmarks.
MetaSummary
- They share 4 benchmarks with published results for both. Codellama 70b Instruct scores higher in 1 category and Grok 4.1 Fast in 4 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Grok 4.1 Fast leads 51.0 to 24.8.
- Codellama 70b Instruct has downloadable open weights; the other is API-only.
Side by side
| Codellama 70b Instruct | Grok 4.1 Fast | |
|---|---|---|
| Provider | Meta | xAI |
| Noometry Index | 33.7 | 41.4 |
| Released | — | 2025-06-27 |
| Weights | Open | Proprietary |
| Context window | — | 128K |
| Max output | — | 30K |
| Input $ / M tokens | — | $0.20 |
| Output $ / M tokens | — | $0.50 |
| Results tracked | 7 | 32 |
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Category by category
Coding Codellama 70b Instruct leads
Codellama 70b Instruct: 37.6 (#193), Grok 4.1 Fast: 34.1 (#245)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena WebDev | — | 1242 |
| BigCodeBench Instruct | 40.7% | — |
| LMArena Coding | — | 1411 |
| BigCodeBench Complete | 49.6% | — |
| ALE-Bench | — | 394.93 |
| HumanEval+ | 65.9% | — |
Agentic & Tool Use Not comparable
Codellama 70b Instruct: —, Grok 4.1 Fast: 36.3 (#39)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 69.6% |
| τ²-bench Banking | — | 13.1% |
| LMArena Search | — | 1171 |
| Vending-Bench 2 | — | 1,107 |
Reasoning Grok 4.1 Fast leads
Codellama 70b Instruct: 20.1 (#242), Grok 4.1 Fast: 43.4 (#49)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Hard Prompts | 1052 | 1407 |
| SimpleBench | — | 56% |
| NYT Connections (extended) | — | 87.4% |
| DTBench | — | 87.7% |
| ForecastBench | — | 61 |
Math Not comparable
Codellama 70b Instruct: —, Grok 4.1 Fast: 31.9 (#221)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| MathArena Final-Answer Competitions | — | 60.9% |
| ProofBench | — | 4% |
| LMArena Math | — | 1408 |
Knowledge Not comparable
Codellama 70b Instruct: —, Grok 4.1 Fast: 33.1 (#207)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| Vectara Hallucination Rate | — | 17.8% |
| LMArena Expert | — | 1399 |
Multimodal Not comparable
Codellama 70b Instruct: —, Grok 4.1 Fast: 37.0 (#76)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Vision | — | 1201 |
Multilingual Grok 4.1 Fast leads
Codellama 70b Instruct: 24.8 (#288), Grok 4.1 Fast: 51.0 (#114)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Non-English | 992 | 1391 |
| LMArena Chinese | — | 1441 |
| LMArena French | — | 1415 |
| LMArena German | — | 1404 |
| LMArena Japanese | — | 1349 |
| LMArena Korean | — | 1361 |
| LMArena Russian | — | 1387 |
| LMArena Spanish | — | 1413 |
Instruction Following Grok 4.1 Fast leads
Codellama 70b Instruct: 51.9 (#293), Grok 4.1 Fast: 72.7 (#133)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Instruction Following | 1024 | 1376 |
Long Context Not comparable
Codellama 70b Instruct: —, Grok 4.1 Fast: 42.4 (#126)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Longer Query | — | 1390 |
Writing & Preference Grok 4.1 Fast leads
Codellama 70b Instruct: 33.4 (#277), Grok 4.1 Fast: 57.2 (#131)
| Benchmark | Codellama 70b Instruct | Grok 4.1 Fast |
|---|---|---|
| LMArena Text | 1057 | 1408 |
| LMArena Creative Writing | — | 1394 |
| EQ-Bench Creative Writing | — | 1327 |
| LMArena Multi-Turn | — | 1389 |
Frequently asked questions
Is Codellama 70b Instruct better than Grok 4.1 Fast?
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 33.7 on the Noometry Index.
Is Codellama 70b Instruct or Grok 4.1 Fast better for coding?
Codellama 70b Instruct scores higher on coding benchmarks: 37.6 versus 34.1 in the Noometry coding category.
How many benchmarks do Codellama 70b Instruct and Grok 4.1 Fast share?
4 benchmarks have published results for both models. Codellama 70b Instruct has 7 scored results on Noometry and Grok 4.1 Fast has 32.