Model comparison
Command R vs GPT-6 Astra
GPT-6 Astra is the stronger model overall, scoring 70.8 to 31.4 on the Noometry Index. Command R costs 76× less per token, which makes it the better buy when GPT-6 Astra's lead doesn't matter for your workload.
Last verified . 19 shared benchmarks.
CohereSummary
- They share 19 benchmarks with published results for both. Command R scores higher in 0 categories and GPT-6 Astra in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-6 Astra leads 85.1 to 13.8.
- The biggest single-benchmark swing is LMCA: 9.2% for Command R and 64.4% for GPT-6 Astra.
- Command R is cheaper at $0.15 / $0.60 per million input/output tokens, against $10 / $50 for GPT-6 Astra.
- GPT-6 Astra accepts more context: 1.05M tokens versus 128K.
- Command R has downloadable open weights; the other is API-only.
Side by side
| Command R | GPT-6 Astra | |
|---|---|---|
| Provider | Cohere | OpenAI |
| Noometry Index | 31.4 | 70.8 |
| Released | 2024-08-30 | 2026-09-03 |
| Weights | Open | Proprietary |
| Context window | 128K | 1.05M |
| Max output | 4K | 128K |
| Input $ / M tokens | $0.15 | $10 |
| Output $ / M tokens | $0.60 | $50 |
| Results tracked | 29 | 56 |
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Category by category
Coding GPT-6 Astra leads
Command R: 29.3 (#306), GPT-6 Astra: 73.7 (#2)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Coding | 1169 | 1487 |
| DeepSWE | — | 74.1% |
| FrontierCode | — | 53.3% |
| LMArena WebDev | — | 1786 |
| FrontierSWE | — | 65.5% |
| SciCode | — | 56.5% |
| GSO | — | 79.4% |
| WeirdML | — | 93.6% |
| BigCodeBench Instruct | 37.1% | — |
| LiveBench Coding | 17.9% | — |
| MirrorCode | — | 46.7% |
| BigCodeBench Complete | 45.2% | — |
| ALE-Bench | — | 2,951 |
Agentic & Tool Use Not comparable
Command R: —, GPT-6 Astra: 52.9 (#3)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| APEX-Agents | — | 64.7% |
| Remote Labor Index | — | 20.8% |
| BALROG | — | 68.3% |
| GDP.pdf | — | 34.2% |
| Vending-Bench 2 | — | 15,515 |
Reasoning GPT-6 Astra leads
Command R: 13.8 (#331), GPT-6 Astra: 85.1 (#1)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Hard Prompts | 1164 | 1462 |
| DTBench | 46.4% | 97.3% |
| LMCA | 9.2% | 64.4% |
| ARC-AGI-2 | — | 95% |
| NYT Connections (extended) | — | 98.1% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 31.7% |
| Chess Puzzles | — | 72% |
| EBR-Bench | — | 76.2% |
| LiveBench Reasoning | 21.9% | — |
| Mystery Game Puzzles | — | 84% |
| LiveBench Data Analysis | 33.3% | — |
| Bench to the Future 3 | — | 0.14 |
| Epoch Capabilities Index | — | 166.45 |
| LiveBench | 27.5% | — |
Math GPT-6 Astra leads
Command R: 28.0 (#246), GPT-6 Astra: 93.5 (#2)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Math | 1155 | 1465 |
| FrontierMath (Tiers 1-3) | — | 93.7% |
| FrontierMath Tier 4 | — | 97.6% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 99% |
| LiveBench Math | 19.4% | — |
| FrontierMath Erdős | — | 2.9% |
Knowledge GPT-6 Astra leads
Command R: 31.0 (#221), GPT-6 Astra: 75.3 (#1)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Expert | 1138 | 1483 |
| GPQA Diamond | — | 95.8% |
| Humanity's Last Exam | — | 54.8% |
| SimpleQA Verified | — | 75.6% |
| Vectara Hallucination Rate | — | 8.7% |
| MMLU | 65.2% | — |
Multimodal Not comparable
Command R: —, GPT-6 Astra: 55.0 (#3)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Vision | — | 1281 |
| Blueprint-Bench 2 | — | 49.7% |
| Furniture Assembly | — | 80% |
| LMArena Document | — | 1468 |
Multilingual GPT-6 Astra leads
Command R: 35.7 (#245), GPT-6 Astra: 53.7 (#61)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Non-English | 1174 | 1430 |
| LMArena Chinese | 1182 | 1484 |
| LMArena French | 1162 | 1456 |
| LMArena German | 1176 | 1440 |
| LMArena Japanese | 1143 | 1379 |
| LMArena Korean | 1163 | 1426 |
| LMArena Russian | 1174 | 1436 |
| LMArena Spanish | 1151 | 1407 |
Instruction Following GPT-6 Astra leads
Command R: 58.1 (#261), GPT-6 Astra: 76.3 (#44)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Instruction Following | 1167 | 1450 |
| LiveBench Instruction Following | 55.6% | — |
Long Context GPT-6 Astra leads
Command R: 36.3 (#231), GPT-6 Astra: 44.5 (#62)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Longer Query | 1198 | 1456 |
Writing & Preference GPT-6 Astra leads
Command R: 38.2 (#254), GPT-6 Astra: 75.3 (#7)
| Benchmark | Command R | GPT-6 Astra |
|---|---|---|
| LMArena Text | 1187 | 1441 |
| LMArena Creative Writing | 1170 | 1418 |
| LMArena Multi-Turn | 1163 | 1448 |
| EQ-Bench Creative Writing | — | 2173 |
| LiveBench Language | 16.7% | — |
Frequently asked questions
Is Command R better than GPT-6 Astra?
GPT-6 Astra is the stronger model overall, scoring 70.8 to 31.4 on the Noometry Index. Command R costs 76× less per token, which makes it the better buy when GPT-6 Astra's lead doesn't matter for your workload.
Which is cheaper, Command R or GPT-6 Astra?
Command R is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; GPT-6 Astra lists at $10 and $50.
Is Command R or GPT-6 Astra better for coding?
GPT-6 Astra scores higher on coding benchmarks: 73.7 versus 29.3 in the Noometry coding category.
Which has the bigger context window?
GPT-6 Astra does, with 1.05M tokens against 128K.
How many benchmarks do Command R and GPT-6 Astra share?
19 benchmarks have published results for both models. Command R has 29 scored results on Noometry and GPT-6 Astra has 56.