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Model comparison

Command A vs Sonar Pro

Not a benchmark table. This puts pricing, context, interface fit, and key visibility into one decision card.

Provider
Cohere / Perplexity
global / global
Context
256K / 200K
text->text / text+image->text
Input price
$2.50 / $3.00
per 1M tokens
Output price
$10.00 / $15.00
per 1M tokens
Left model
Command A
Cohere
FamilyCommand
Modalitytext->text

企业检索增强与结构化场景常见选项。

Right model
Sonar Pro
Perplexity
FamilySonar
Modalitytext+image->text

搜索与研究增强路线的代表产品,适合信息检索型场景。

Comparison summary

How to choose first

This is a cross-provider comparison. Start with the job boundary, then verify what your key can actually see.

On the listed price snapshot, Command A is cheaper on combined input and output, but real routing, discounts, and limits still matter.

Command A has the larger context window, which helps with long documents, knowledge bases, logs, and multi-turn workflows.

Decision boundary

Do not start with which model is absolutely stronger. Start with the boundary: cost, context, speed, quality, ecosystem, or supply stability.

  • Command A is worth checking first when the Command family, 256K context, and text->text capability match the job.
  • Sonar Pro is worth checking first when the Sonar family, 200K context, and text+image->text capability match the job.

Key checking route

If you already hold a key, the valuable check is provider identity, callable models, and whether balance, limits, or subscription status are visible.

  • Cohere: Command A, Command, text->text
  • Perplexity: Sonar Pro, Sonar, text+image->text

Commercial fit

Commercially, do not look at model names alone. Combine price, limits, region, upstream stability, and ongoing monitoring.

  • Command A: 企业检索增强与结构化场景常见选项。
  • Sonar Pro: 搜索与研究增强路线的代表产品,适合信息检索型场景。