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Deprecations / Migrate

Migrate off Sonar Reasoning Pro

Deprecated

Sonar Reasoning Pro is deprecated. Perplexity has not named an official replacement. The cheapest comparable model we track is Llama 3.1 8B Instruct (Meta) at $0.022 per 1M tokens blended.

Last verified: 24 Oct 2026 · sourced from official provider documentation

StatusDeprecatedPerplexity
Shutdown dateUnannounceddeprecated 27 Sep 2026
Cheapest alternativeLlama 3.1 8B Instruct$0.022 /M blended
Cheapest alternatives

Budget-friendly replacements for Sonar Reasoning Pro

Generally-available models that match Sonar Reasoning Pro's capabilities (and at least half its 128K context), ranked by blended price. Every number is computed from official catalog prices.

ModelBlended /1MInput / outputContext
Llama 3.1 8B Instruct
Meta
$0.022$0.02 / $0.03128K
Amazon Nova Micro
Amazon
$0.061$0.035 / $0.14128K
Command R7B
Cohere
$0.066$0.037 / $0.15128K
FAQ

Migrating off Sonar Reasoning Pro

What replaces Sonar Reasoning Pro?

Perplexity has not published an official replacement for Sonar Reasoning Pro. The cheapest comparable model in our catalog is Llama 3.1 8B Instruct (Meta) at $0.022/1M blended.

When is Sonar Reasoning Pro shut down?

Sonar Reasoning Pro is deprecated; Perplexity has not yet published a firm shutdown date. Plan your migration now.

What is the cheapest alternative to Sonar Reasoning Pro?

Llama 3.1 8B Instruct (Meta) is the cheapest generally-available alternative we track that matches Sonar Reasoning Pro's capabilities, at $0.02 per 1M input and $0.03 per 1M output tokens ($0.022/1M blended).

Browse the full deprecation watch → or see Sonar Reasoning Pro's full spec sheet →