DeepSeek Reasoner

Retired

deepseek/deepseek-reasoner

DeepSeek reasoning model for multi-step analysis, math, coding, and tools

Compare

Context window: 1M
Input: Text
Output: Text
Released: 2025-12-01

Max output: 384K
Knowledge cutoff: 2025-09
Weights: Open
Capabilities: Attachments, Open weight, Reasoning, Temperature, Tool call

Pricing

No official pricing available.

Estimate usage cost

Compare verified public prices for this exact model and region. Enter uncached input and cache usage separately. Estimates exclude unspecified fees, credits and currency conversion. Set requests to zero to estimate token charges only.

Input tokens

Output tokens

Cache read tokens

Cache write tokens

Requests

Context tokens (optional)

Currency

Batch processing

Performance


Aider Polyglot	Coding		Aider	—

Providers

No providers found

ModelRegistry · Catalog updated 2026-08-06