★ 8.7/10 AI Finderz scorePaidAI Assistants

DeepSeek Reasoner

Migration research for the legacy DeepSeek Reasoner API alias

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AI Finderz score8.7/10

PricingPaid

Starting priceCheck official access

Free planNot listed

Model statusRetired

Model IDdeepseek-reasoner

FamilyDeepSeek versions

OVERVIEW

What DeepSeek Reasoner is best for

Last checked: September 30, 2026

Migration research for the legacy DeepSeek Reasoner API alias

DeepSeek Reasoner is part of the DeepSeek family from DeepSeek. AI Finderz tracks it as a distinct model version so searches for the family, latest model, model versions and this exact release stay connected to the same lineage. Migration research for the legacy DeepSeek Reasoner API alias. Its official model identifier is deepseek-reasoner. Availability, pricing and limits can change, so verify current details with the official provider.

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Why consider DeepSeek Reasoner?

DeepSeek Reasoner belongs to the DeepSeek lineage. Use this page to understand where it sits in the family, then compare it with newer and older versions before choosing a model.

Key features & workflows

✓Tracked inside the DeepSeek model family

✓Release status: Retired

✓Official model ID: deepseek-reasoner

Pros

Clear position inside the DeepSeek model lineage
Useful for comparing current and previous model generations

Cons / things to check

Availability and API pricing can change over time
This version is retired and should mainly be used for historical or migration research

✓

Choose DeepSeek Reasoner when

Choose DeepSeek Reasoner when its release profile and capabilities fit your workflow and you want this specific DeepSeek generation.

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Consider an alternative when

Consider another DeepSeek version when you need a newer release, a lower-cost variant, a specialized modality or a model that is still actively supported.

PRICING SNAPSHOT

DeepSeek Reasoner pricing

Checked September 30, 2026

ModelPaid

Starting paid priceCheck official access

Free planNot listed

Access and API pricing depend on the provider product and can change. Check the official model page for current availability and rates.

View official pricing ↗

Popular tasks

Use DeepSeek Reasoner for tasks such as:

Use an AI assistantWrite and edit textAnalyze information Build AI workflows

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Prompts that work with DeepSeek Reasoner

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How AI Finderz ranks this tool

The AI Finderz score is an editorial/catalog score based on task relevance, catalog priority, use-case coverage and manual curation. It is not a user-review rating. Pricing, limits and product features can change, so important purchase decisions should always be checked against the official website.