Model comparison
Command R+ vs Kimi K3
Kimi K3 is the stronger model overall, scoring 59.5 to 32.4 on the Noometry Index.
Last verified . 21 shared benchmarks.
CohereSummary
- They share 21 benchmarks with published results for both. Command R+ scores higher in 0 categories and Kimi K3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Kimi K3 leads 63.0 to 9.2.
- The biggest single-benchmark swing is LMCA: 5% for Command R+ and 52.7% for Kimi K3.
- Command R+ is cheaper at $2.50 / $10 per million input/output tokens, against $3 / $15 for Kimi K3.
- Kimi K3 accepts more context: 1.05M tokens versus 128K.
Side by side
| Command R+ | Kimi K3 | |
|---|---|---|
| Provider | Cohere | Moonshot AI |
| Noometry Index | 32.4 | 59.5 |
| Released | 2024-08-30 | 2026-07-16 |
| Weights | Open | Open |
| Context window | 128K | 1.05M |
| Max output | 4K | 1.05M |
| Input $ / M tokens | $2.50 | $3 |
| Output $ / M tokens | $10 | $15 |
| Results tracked | 34 | 53 |
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Category by category
Coding Kimi K3 leads
Command R+: 29.1 (#309), Kimi K3: 61.0 (#10)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Coding | 1187 | 1508 |
| DeepSWE | — | 68.5% |
| FrontierCode | — | 44.2% |
| LMArena WebDev | — | 1654 |
| FrontierSWE | — | 25.9% |
| SciCode | — | 59.5% |
| WeirdML | — | 82.6% |
| BigCodeBench Instruct | 33.8% | — |
| LiveBench Coding | 19.1% | — |
| BigCodeBench Complete | 41.9% | — |
| ALE-Bench | — | 1,524 |
| HumanEval+ | 56.7% | — |
| MBPP+ | 63.5% | — |
Agentic & Tool Use Not comparable
Command R+: —, Kimi K3: 41.8 (#20)
| Benchmark | Command R+ | 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
Command R+: 9.2 (#344), Kimi K3: 63.0 (#17)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| SimpleBench | 17.4% | 60.7% |
| LMArena Hard Prompts | 1186 | 1496 |
| DTBench | 54.9% | 91.2% |
| LMCA | 5% | 52.7% |
| Epoch Capabilities Index | 119.34 | 157.45 |
| ARC-AGI-2 | — | 60.4% |
| NYT Connections (extended) | — | 93.6% |
| ARC-AGI-1 | — | 94.5% |
| CritPt | — | 23.4% |
| Chess Puzzles | — | 39% |
| LiveBench Reasoning | 24.8% | — |
| Mystery Game Puzzles | — | 26% |
| LiveBench Data Analysis | 38.1% | — |
| Surface Evolver Bench | — | 95% |
| ForecastBench | — | 61.1 |
| LiveBench | 31.8% | — |
Math Kimi K3 leads
Command R+: 28.9 (#242), Kimi K3: 74.2 (#16)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Math | 1188 | 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% |
| LiveBench Math | 21.3% | — |
Knowledge Kimi K3 leads
Command R+: 36.4 (#169), Kimi K3: 63.2 (#21)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Expert | 1174 | 1521 |
| GPQA Diamond | — | 93.1% |
| SimpleQA Verified | — | 50.6% |
| Vectara Hallucination Rate | 6.9% | — |
| MMLU | 69.4% | — |
Multimodal Not comparable
Command R+: —, Kimi K3: 37.8 (#70)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| Blueprint-Bench 2 | — | 29.5% |
| Furniture Assembly | — | 34.2% |
Multilingual Kimi K3 leads
Command R+: 38.6 (#227), Kimi K3: 56.3 (#21)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Non-English | 1216 | 1466 |
| LMArena Chinese | 1226 | 1529 |
| LMArena French | 1209 | 1491 |
| LMArena German | 1216 | 1488 |
| LMArena Japanese | 1166 | 1487 |
| LMArena Korean | 1138 | 1458 |
| LMArena Russian | 1227 | 1482 |
| LMArena Spanish | 1189 | 1472 |
Instruction Following Kimi K3 leads
Command R+: 60.0 (#254), Kimi K3: 77.7 (#14)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Instruction Following | 1197 | 1483 |
| LiveBench Instruction Following | 57.6% | — |
Long Context Kimi K3 leads
Command R+: 37.3 (#219), Kimi K3: 45.8 (#29)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Longer Query | 1230 | 1494 |
Writing & Preference Kimi K3 leads
Command R+: 43.5 (#228), Kimi K3: 76.6 (#4)
| Benchmark | Command R+ | Kimi K3 |
|---|---|---|
| LMArena Text | 1229 | 1476 |
| LMArena Creative Writing | 1235 | 1454 |
| LMArena Multi-Turn | 1213 | 1488 |
| EQ-Bench Creative Writing | — | 2082 |
| EQ-Bench 4 | — | 1339 |
| LiveBench Language | 29.7% | — |
Frequently asked questions
Is Command R+ better than Kimi K3?
Kimi K3 is the stronger model overall, scoring 59.5 to 32.4 on the Noometry Index.
Which is cheaper, Command R+ or Kimi K3?
Command R+ is cheaper. It lists at $2.50 per million input tokens and $10 per million output tokens; Kimi K3 lists at $3 and $15.
Is Command R+ or Kimi K3 better for coding?
Kimi K3 scores higher on coding benchmarks: 61.0 versus 29.1 in the Noometry coding category.
Which has the bigger context window?
Kimi K3 does, with 1.05M tokens against 128K.
How many benchmarks do Command R+ and Kimi K3 share?
21 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and Kimi K3 has 53.