Command A Reasoning vs Hy4 preview
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | Command A Reasoning | Hy4 preview |
|---|---|---|
| Developer | Cohere | Tencent |
| Family | Command A | Hy4 |
| Model | Command A Reasoning | Hy4 preview |
| Version | Command A Reasoning | Hy4 preview |
| Lifecycle | active | preview |
| Released | 2025-08-21 | 2026-08-28 |
| Knowledge cutoff | 2024-06-01 | Unknown |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 256K | 1,000K |
| Total parameters | 111B | 770B |
| Active parameters | Unknown | 49B |
| License | Unknown | apache-2.0 |
| Open weights | No | Yes |
| API available | Yes | Yes |
| Self-hostable | No | Yes |
| Provider access | Cohere (Standard) | Openrouter (Standard) |
| Capabilities | agents, chat, citations, reasoning, rag, structured_outputs, tools | chat, generation, reasoning, tools |
15 comparable fields · 12 material differences · Pair passes the primary-source comparison gate
Command A Reasoning Capabilities
Hy4 preview Capabilities
Internal Comparison Graph
Related Comparisons
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|---|---|---|---|
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Command A ReasoningCohere | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
Command A ReasoningCohere | vs |  DeepSeek-V4-ProDeepSeek | cross-developer peerstext |
Command A ReasoningCohere | vs | Grok 4.6xAI | cross-developer peerstext |
Command A ReasoningCohere | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
Command A ReasoningCohere | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
 MiniMax-M3MiniMax | vs | Command A ReasoningCohere | cross-developer peerstext |
Command A ReasoningCohere | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | Command A ReasoningCohere | cross-developer peerstext |
Command A ReasoningCohere | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Command A ReasoningCohere | vs | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Command A Reasoning vs Hy4 preview FAQs
Is Command A Reasoning or Hy4 preview better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Command A Reasoning and Hy4 preview, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Command A Reasoning or Hy4 preview?+
Only Hy4 preview has a directly sourced input price: $0.834 per million tokens. Only Hy4 preview has a directly sourced output price: $2.501 per million tokens.
Which has a larger context window, Command A Reasoning or Hy4 preview?+
Hy4 preview has the larger sourced context window. Command A Reasoning supports 256K and Hy4 preview supports 1,000K.
Which performs better in benchmarks, Command A Reasoning or Hy4 preview?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Command A Reasoning or Hy4 preview be self-hosted?+
Hy4 preview is the only model in this pair currently marked as self-hostable. Command A Reasoning is not marked open weight; Hy4 preview is open weight.
Can Command A Reasoning and Hy4 preview understand images?+
Command A Reasoning is not documented with image input; Hy4 preview is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Command A Reasoning or Hy4 preview?+
Neither has a larger sourced maximum output. Command A Reasoning is 32K and Hy4 preview is —.
Do Command A Reasoning and Hy4 preview support reasoning and tool use?+
Command A Reasoning: reasoning and tool calling. Hy4 preview: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Command A Reasoning or Hy4 preview?+
Command A Reasoning has 1 sourced provider route; Hy4 preview has 1, a tie.
Which offers better value, Command A Reasoning or Hy4 preview?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.