Model comparison
Claude Opus 5 vs Command R
Claude Opus 5 is the stronger model overall, scoring 67.8 to 31.4 on the Noometry Index. Command R costs 38× less per token, which makes it the better buy when Claude Opus 5's lead doesn't matter for your workload.
Last verified . 19 shared benchmarks.
CohereSummary
- They share 19 benchmarks with published results for both. Claude Opus 5 scores higher in 8 categories and Command R in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Claude Opus 5 leads 77.2 to 13.8.
- The biggest single-benchmark swing is LMCA: 64.5% for Claude Opus 5 and 9.2% for Command R.
- Command R is cheaper at $0.15 / $0.60 per million input/output tokens, against $5 / $25 for Claude Opus 5.
- Claude Opus 5 accepts more context: 1M tokens versus 128K.
- Command R has downloadable open weights; the other is API-only.
Side by side
| Claude Opus 5 | Command R | |
|---|---|---|
| Provider | Anthropic | Cohere |
| Noometry Index | 67.8 | 31.4 |
| Released | 2026-07-24 | 2024-08-30 |
| Weights | Proprietary | Open |
| Context window | 1M | 128K |
| Max output | 128K | 4K |
| Input $ / M tokens | $5 | $0.15 |
| Output $ / M tokens | $25 | $0.60 |
| Results tracked | 57 | 29 |
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Category by category
Coding Claude Opus 5 leads
Claude Opus 5: 67.5 (#5), Command R: 29.3 (#306)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Coding | 1534 | 1169 |
| DeepSWE | 73.6% | — |
| FrontierCode | 53.4% | — |
| CursorBench | 46.6% | — |
| LMArena WebDev | 1691 | — |
| FrontierSWE | 52% | — |
| SciCode | 56.4% | — |
| WeirdML | 91.8% | — |
| BigCodeBench Instruct | — | 37.1% |
| LiveBench Coding | — | 17.9% |
| BigCodeBench Complete | — | 45.2% |
| ALE-Bench | 2,165 | — |
Agentic & Tool Use Not comparable
Claude Opus 5: 55.6 (#1), Command R: —
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| APEX-Agents | 65.8% | — |
| OSWorld 2.0 | 31.4% | — |
| τ²-bench Banking | 48.7% | — |
| PostTrainBench | 35% | — |
| BALROG | 63.4% | — |
| GBAEval | 79.6% | — |
| GDP.pdf | 24% | — |
| Vending-Bench 2 | 11,182 | — |
Reasoning Claude Opus 5 leads
Claude Opus 5: 77.2 (#4), Command R: 13.8 (#331)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Hard Prompts | 1526 | 1164 |
| DTBench | 97.9% | 46.4% |
| LMCA | 64.5% | 9.2% |
| ARC-AGI-2 | 90.4% | — |
| SimpleBench | 80.6% | — |
| NYT Connections (extended) | 94.3% | — |
| ARC-AGI-1 | 97.5% | — |
| CritPt | 29.1% | — |
| Chess Puzzles | 42% | — |
| EBR-Bench | 45.7% | — |
| LiveBench Reasoning | — | 21.9% |
| Mystery Game Puzzles | 59% | — |
| LiveBench Data Analysis | — | 33.3% |
| Bench to the Future 3 | 0.12 | — |
| Epoch Capabilities Index | 162.78 | — |
| LiveBench | — | 27.5% |
Math Claude Opus 5 leads
Claude Opus 5: 86.2 (#8), Command R: 28.0 (#246)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Math | 1531 | 1155 |
| FrontierMath (Tiers 1-3) | 85.6% | — |
| FrontierMath Tier 4 | 73.2% | — |
| OTIS Mock AIME 2024-2025 | 98.9% | — |
| ProofBench | 99% | — |
| LiveBench Math | — | 19.4% |
Knowledge Claude Opus 5 leads
Claude Opus 5: 66.8 (#9), Command R: 31.0 (#221)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Expert | 1557 | 1138 |
| GPQA Diamond | 93.9% | — |
| SimpleQA Verified | 59.9% | — |
| MMLU | — | 65.2% |
Multimodal Not comparable
Claude Opus 5: 50.8 (#8), Command R: —
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Vision | 1319 | — |
| Blueprint-Bench 2 | 30.4% | — |
| Furniture Assembly | 60.8% | — |
| LMArena Document | 1516 | — |
Multilingual Claude Opus 5 leads
Claude Opus 5: 58.8 (#4), Command R: 35.7 (#245)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Non-English | 1501 | 1174 |
| LMArena Chinese | 1574 | 1182 |
| LMArena French | 1519 | 1162 |
| LMArena German | 1524 | 1176 |
| LMArena Japanese | 1516 | 1143 |
| LMArena Korean | 1521 | 1163 |
| LMArena Russian | 1507 | 1174 |
| LMArena Spanish | 1519 | 1151 |
Instruction Following Claude Opus 5 leads
Claude Opus 5: 79.2 (#7), Command R: 58.1 (#261)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Instruction Following | 1517 | 1167 |
| LiveBench Instruction Following | — | 55.6% |
Long Context Claude Opus 5 leads
Claude Opus 5: 46.5 (#21), Command R: 36.3 (#231)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Longer Query | 1515 | 1198 |
Writing & Preference Claude Opus 5 leads
Claude Opus 5: 79.2 (#1), Command R: 38.2 (#254)
| Benchmark | Claude Opus 5 | Command R |
|---|---|---|
| LMArena Text | 1507 | 1187 |
| LMArena Creative Writing | 1491 | 1170 |
| LMArena Multi-Turn | 1499 | 1163 |
| EQ-Bench Creative Writing | 2133 | — |
| EQ-Bench 4 | 1385 | — |
| LiveBench Language | — | 16.7% |
Frequently asked questions
Is Claude Opus 5 better than Command R?
Claude Opus 5 is the stronger model overall, scoring 67.8 to 31.4 on the Noometry Index. Command R costs 38× less per token, which makes it the better buy when Claude Opus 5's lead doesn't matter for your workload.
Which is cheaper, Claude Opus 5 or Command R?
Command R is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; Claude Opus 5 lists at $5 and $25.
Is Claude Opus 5 or Command R better for coding?
Claude Opus 5 scores higher on coding benchmarks: 67.5 versus 29.3 in the Noometry coding category.
Which has the bigger context window?
Claude Opus 5 does, with 1M tokens against 128K.
How many benchmarks do Claude Opus 5 and Command R share?
19 benchmarks have published results for both models. Claude Opus 5 has 57 scored results on Noometry and Command R has 29.