Head to head

DeepSeek vs Notion AI

DeepSeek (DeepSeek) and Notion AI (Notion) both sit in Writing. DeepSeek is the cheaper entry point at Pay-as-you-go API pricing. DeepSeek-V4.1-Flash starts at $0.15/1M input tokens (cache miss, off-peak) and $0.60/1M output tokens (off-peak).. Every value below comes from the latest crawl of the vendors' own pages.

Attribute	DeepSeek DeepSeek	Notion AI Notion
Segment	Writing	Writing
Version	DeepSeek-V4.1-Flash	3.6
Entry cost	Pay-as-you-go API pricing. DeepSeek-V4.1-Flash starts at $0.15/1M input tokens (cache miss, off-peak) and $0.60/1M output tokens (off-peak).	Free tier · from $8/mo
Pricing tiers	deepseek-flash (Input Cache Hit - Off-Peak) $0.003 · deepseek-flash (Input Cache Hit - Peak) $0.006 · deepseek-flash (Input Cache Miss - Off-Peak) $0.15 · deepseek-flash (Input Cache Miss - Peak) $0.3 · deepseek-flash (Output - Off-Peak) $0.6 · deepseek-flash (Output - Peak) $1.2	Custom domains and branding $8 · Custom Agents (per 1,000 monthly credits) $10
Model stack	DeepSeek-R1 · DeepSeek-V3.2 · deepseek-v4-flash · DeepSeek-V4-Flash-0731 · DeepSeek-V4-Flash-Vision-Exp · DeepSeek-V4-Pro · DeepSeek-V4-Pro-0813 · DeepSeek-V4.1-Flash	Claude · Claude Sonnet 4.5 · Codex · Cursor · disclosed · GLM 5.2 · GPT-5.2 · Grok 4.3 · LLM providers · Notion AI LLMs · Opus 4.8
Context window	1M	Not published
Public API
Routes models
Changes / 30d	9	9
Origin	China	Global
Capabilities	Reasoning mode, Open weights (MIT), OpenAI-compatible API, Context caching, Function calling, Thinking Mode, Context Caching, JSON Output	Workspace Q&A, AI meeting notes, Enterprise search, Research mode, Autofill databases, AI Meeting Notes, Enterprise Search, Custom Agents

DeepSeek

Hangzhou lab whose V and R series models are released under permissive licences and undercut Western API pricing by an order of magnitude.

Full DeepSeek record →

Notion AI

Writing, summarising and Q&A grounded in your Notion pages and connected apps.

Full Notion AI record →

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