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Model comparison

Llama 4 Scout vs Sonar Reasoning Pro

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

Provider
Meta / Perplexity
global / global
Context
1M / 200K
text+image->text / text->text
Input price
$0.08 / $2.00
per 1M tokens
Output price
$0.30 / $8.00
per 1M tokens
Left model
Llama 4 Scout
Meta
FamilyLlama
Modalitytext+image->text

更轻量的开源多模态入口,适合教育和试用页。

Right model
Sonar Reasoning Pro
Perplexity
FamilySonar
Modalitytext->text

研究和检索融合场景里的高意图品牌词入口。

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, Llama 4 Scout is cheaper on combined input and output, but real routing, discounts, and limits still matter.

Llama 4 Scout 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.

  • Llama 4 Scout is worth checking first when the Llama family, 1M context, and text+image->text capability match the job.
  • Sonar Reasoning Pro is worth checking first when the Sonar family, 200K context, and text->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.

  • Meta: Llama 4 Scout, Llama, text+image->text
  • Perplexity: Sonar Reasoning Pro, Sonar, text->text

Commercial fit

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

  • Llama 4 Scout: 更轻量的开源多模态入口,适合教育和试用页。
  • Sonar Reasoning Pro: 研究和检索融合场景里的高意图品牌词入口。