Model comparison
Command A Plus vs DeepSeek V4.1 Flash
DeepSeek V4.1 Flash has enough public results to be ranked (#40); Command A Plus does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
Cohere
DeepSeekSummary
- They share 2 benchmarks with published results for both. Command A Plus scores higher in 0 categories and DeepSeek V4.1 Flash in 2 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where DeepSeek V4.1 Flash leads 46.2 to 21.7.
- The biggest single-benchmark swing is SciCode: 37.8% for Command A Plus and 51.9% for DeepSeek V4.1 Flash.
- DeepSeek V4.1 Flash is cheaper at $0.15 / $0.60 per million input/output tokens, against $2.50 / $10 for Command A Plus.
- DeepSeek V4.1 Flash accepts more context: 1M tokens versus 128K.
Side by side
| Command A Plus | DeepSeek V4.1 Flash | |
|---|---|---|
| Provider | Cohere | DeepSeek |
| Noometry Index | 34.7 | 50.3 |
| Released | 2026-05-20 | 2026-09-09 |
| Weights | Open | Open |
| Context window | 128K | 1M |
| Max output | 64K | 393K |
| Input $ / M tokens | $2.50 | $0.15 |
| Output $ / M tokens | $10 | $0.60 |
| Results tracked | 2 | 25 |
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Category by category
Coding DeepSeek V4.1 Flash leads
Command A Plus: 38.7, DeepSeek V4.1 Flash: 52.8 (#29)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| SciCode | 37.8% | 51.9% |
| LMArena WebDev | — | 1620 |
| LMArena Coding | — | 1511 |
| ALE-Bench | — | 1,092 |
Reasoning DeepSeek V4.1 Flash leads
Command A Plus: 21.7, DeepSeek V4.1 Flash: 46.2 (#39)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| CritPt | 0.3% | 14.3% |
| NYT Connections (extended) | — | 89.6% |
| LMArena Hard Prompts | — | 1485 |
| DTBench | — | 89.9% |
| LMCA | — | 47% |
| Surface Evolver Bench | — | 46.3% |
| Epoch Capabilities Index | — | 155.01 |
Math Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 48.4 (#52)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| ProofBench | — | 54% |
| LMArena Math | — | 1493 |
Knowledge Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 41.6 (#97)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| LMArena Expert | — | 1505 |
Multilingual Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 55.5 (#29)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| LMArena Non-English | — | 1452 |
| LMArena Chinese | — | 1506 |
| LMArena French | — | 1448 |
| LMArena Russian | — | 1473 |
| LMArena Spanish | — | 1499 |
Instruction Following Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 77.6 (#24)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| LMArena Instruction Following | — | 1475 |
Long Context Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 45.2 (#46)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| LMArena Longer Query | — | 1476 |
Writing & Preference Not comparable
Command A Plus: —, DeepSeek V4.1 Flash: 65.8 (#43)
| Benchmark | Command A Plus | DeepSeek V4.1 Flash |
|---|---|---|
| LMArena Text | — | 1465 |
| LMArena Creative Writing | — | 1436 |
| EQ-Bench Creative Writing | — | 1540 |
| LMArena Multi-Turn | — | 1460 |
Frequently asked questions
Is Command A Plus better than DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash has enough public results to be ranked (#40); Command A Plus does not yet, so treat this comparison as directional.
Which is cheaper, Command A Plus or DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; Command A Plus lists at $2.50 and $10.
Is Command A Plus or DeepSeek V4.1 Flash better for coding?
DeepSeek V4.1 Flash scores higher on coding benchmarks: 52.8 versus 38.7 in the Noometry coding category.
Which has the bigger context window?
DeepSeek V4.1 Flash does, with 1M tokens against 128K.
How many benchmarks do Command A Plus and DeepSeek V4.1 Flash share?
2 benchmarks have published results for both models. Command A Plus has 2 scored results on Noometry and DeepSeek V4.1 Flash has 25.