Model comparison
Granite 3.1 2b Instruct vs Kimi K3
Kimi K3 is the stronger model overall, scoring 59.5 to 33.2 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Granite 3.1 2b Instruct scores higher in 0 categories and Kimi K3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K3 leads 76.6 to 34.1.
Side by side
| Granite 3.1 2b Instruct | Kimi K3 | |
|---|---|---|
| Provider | IBM | Moonshot AI |
| Noometry Index | 33.2 | 59.5 |
| Released | — | 2026-07-16 |
| Weights | Open | Open |
| Context window | — | 1.05M |
| Max output | — | 1.05M |
| Input $ / M tokens | — | $3 |
| Output $ / M tokens | — | $15 |
| Results tracked | 12 | 53 |
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Category by category
Coding Kimi K3 leads
Granite 3.1 2b Instruct: 33.4 (#257), Kimi K3: 61.0 (#10)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Coding | 1149 | 1508 |
| DeepSWE | — | 68.5% |
| FrontierCode | — | 44.2% |
| LMArena WebDev | — | 1654 |
| FrontierSWE | — | 25.9% |
| SciCode | — | 59.5% |
| WeirdML | — | 82.6% |
| ALE-Bench | — | 1,524 |
Agentic & Tool Use Not comparable
Granite 3.1 2b Instruct: —, Kimi K3: 41.8 (#20)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| APEX-Agents | — | 50.6% |
| τ²-bench Banking | — | 37.1% |
| PostTrainBench | — | 32% |
| GBAEval | — | 48.3% |
| GDP.pdf | — | 19% |
| Vending-Bench 2 | — | 5,165 |
Reasoning Kimi K3 leads
Granite 3.1 2b Instruct: 22.0 (#209), Kimi K3: 63.0 (#17)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Hard Prompts | 1138 | 1496 |
| ARC-AGI-2 | — | 60.4% |
| SimpleBench | — | 60.7% |
| NYT Connections (extended) | — | 93.6% |
| ARC-AGI-1 | — | 94.5% |
| CritPt | — | 23.4% |
| Chess Puzzles | — | 39% |
| Mystery Game Puzzles | — | 26% |
| DTBench | — | 91.2% |
| LMCA | — | 52.7% |
| Surface Evolver Bench | — | 95% |
| Epoch Capabilities Index | — | 157.45 |
| ForecastBench | — | 61.1 |
Math Kimi K3 leads
Granite 3.1 2b Instruct: 33.1 (#206), Kimi K3: 74.2 (#16)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Math | 1159 | 1491 |
| FrontierMath (Tiers 1-3) | — | 72.2% |
| FrontierMath Tier 4 | — | 39% |
| MathArena Final-Answer Competitions | — | 87.8% |
| OTIS Mock AIME 2024-2025 | — | 97.2% |
| ProofBench | — | 87% |
Knowledge Kimi K3 leads
Granite 3.1 2b Instruct: 30.8 (#224), Kimi K3: 63.2 (#21)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Expert | 1131 | 1521 |
| GPQA Diamond | — | 93.1% |
| SimpleQA Verified | — | 50.6% |
Multimodal Not comparable
Granite 3.1 2b Instruct: —, Kimi K3: 37.8 (#70)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| Blueprint-Bench 2 | — | 29.5% |
| Furniture Assembly | — | 34.2% |
Multilingual Kimi K3 leads
Granite 3.1 2b Instruct: 29.1 (#269), Kimi K3: 56.3 (#21)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Non-English | 1068 | 1466 |
| LMArena Chinese | 1139 | 1529 |
| LMArena Russian | 1063 | 1482 |
| LMArena French | — | 1491 |
| LMArena German | — | 1488 |
| LMArena Japanese | — | 1487 |
| LMArena Korean | — | 1458 |
| LMArena Spanish | — | 1472 |
Instruction Following Kimi K3 leads
Granite 3.1 2b Instruct: 57.7 (#264), Kimi K3: 77.7 (#14)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Instruction Following | 1116 | 1483 |
Long Context Kimi K3 leads
Granite 3.1 2b Instruct: 35.0 (#244), Kimi K3: 45.8 (#29)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Longer Query | 1155 | 1494 |
Writing & Preference Kimi K3 leads
Granite 3.1 2b Instruct: 34.1 (#274), Kimi K3: 76.6 (#4)
| Benchmark | Granite 3.1 2b Instruct | Kimi K3 |
|---|---|---|
| LMArena Text | 1127 | 1476 |
| LMArena Creative Writing | 1116 | 1454 |
| LMArena Multi-Turn | 1099 | 1488 |
| EQ-Bench Creative Writing | — | 2082 |
| EQ-Bench 4 | — | 1339 |
Frequently asked questions
Is Granite 3.1 2b Instruct better than Kimi K3?
Kimi K3 is the stronger model overall, scoring 59.5 to 33.2 on the Noometry Index.
Is Granite 3.1 2b Instruct or Kimi K3 better for coding?
Kimi K3 scores higher on coding benchmarks: 61.0 versus 33.4 in the Noometry coding category.
How many benchmarks do Granite 3.1 2b Instruct and Kimi K3 share?
12 benchmarks have published results for both models. Granite 3.1 2b Instruct has 12 scored results on Noometry and Kimi K3 has 53.