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Project Management

Notion vs OpenAI: Pricing Comparison 2026

Side-by-side pricing comparison of Notion and OpenAI. See all plans, features, and costs at a glance.

Bottom line: OpenAI starts at $0.2/mo, making it $12/mo cheaper than Notion ($12/mo). Notion offers a free plan.

Last updated: March 16, 2026

Data compiled by Arthur Jacquemin
Updated March 16, 2026

Notion vs OpenAI: Quick Pricing Facts

FeatureNotionOpenAI
Starting Price$12/mo$0.2/mo
Number of Plans414
Free TierYesNo
Pricing Modelper-seatusage-based
Annual DiscountN/AN/A

OpenAI is the more affordable option, starting at $0.2/mo compared to Notion's $12/mo. Both are Project Management tools with 18 combined pricing plans and 30 features compared.

Notion stands out with a free plan for getting started. Notion uses per-seat pricing while OpenAI uses usage-based pricing, which may affect your total cost at scale.

Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Project Management needs.

Pricing Plans
Tier 1
Free
$0/monthCheapest
Includes
  • Trial of Notion AI
  • Basic forms
  • Basic sites
  • Notion Calendar
  • Notion Mail (Syncs with Gmail)
  • Databases including subtasks, dependencies, custom properties and more
Start with Free
GPT-5.4
$3/month
Start with GPT-5.4
Tier 2
Plus
$12/month
Includes
  • Trial of Notion AI
  • Custom forms
  • Custom sites
  • Unlimited charts
  • Unlimited collaborative blocks
  • Unlimited file uploads
  • Basic integrations
Start with Plus
GPT-5 mini
$0/monthCheapest
Start with GPT-5 mini
Tier 3
Business
$24/month
Includes
  • Notion Agent
  • AI Meeting Notes
  • Enterprise Search Beta
  • SAML SSO
  • Granular database permissions
  • Verify any page
  • Private teamspaces
  • Domain verification
  • Premium integrations
Start with Business
GPT-4.1
$3/monthCheapest
Start with GPT-4.1
Tier 4
Enterprise
Custom pricing
Includes
  • Zero data retention with LLM providers
  • User provisioning (SCIM)
  • Advanced security & controls
  • Audit log
  • Customer success manager
  • Security & Compliance integrations (DLP, SIEM)
  • Domain management
  • Advanced integrations
Start with Enterprise
GPT-4.1 mini
$1/monthCheapest
Start with GPT-4.1 mini
Tier 5
GPT-4.1 nano
$0/monthCheapest
Start with GPT-4.1 nano
Tier 6
o4-mini
$4/monthCheapest
Start with o4-mini
Tier 7
Realtime API
$2/monthCheapest
Start with Realtime API
Tier 8
Sora Video API
Custom pricing
Start with Sora Video API
Tier 9
Image Generation API
$2/monthCheapest
Start with Image Generation API
Tier 10
Responses API
Custom pricing
Start with Responses API
Tier 11
Chat Completions API
Custom pricing
Start with Chat Completions API
Tier 12
Assistants API
Custom pricing
Start with Assistants API
Tier 13
Built-in tools
Custom pricing
Start with Built-in tools
Tier 14
AgentKit
Custom pricing
Start with AgentKit

Swipe to compare plans →

Notion

All-in-one workspace for notes, docs, wikis, and project management

View all Notion plans

OpenAI

AI models for text, image, and code generation via API

View all OpenAI plans

What Reviewers Say

Our Pick

Notion

Notion offers a free plan.

Based on pricing data only. Review the full comparison below for your specific needs.

Best value: Notion

Try Notion free

Which Should You Choose?

Choose Notion if:

  • You need a free plan with Trial of Notion AI, Basic forms—Notion offers no-cost access with no credit card required
  • You want more features built-in—Notion offers 30 additional features across its plans
  • You need predictable billing — Notion's per-seat model avoids surprise overages

Choose OpenAI if:

  • You want lower per-user costs—OpenAI starts at $0.2/mo, saving $11.8/mo compared to Notion at $12/mo
  • You need 14 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
  • You want OpenAI's approach to incremental feature unlocking across its 14 pricing tiers

Notion offers a free plan [1], eliminating the cost barrier for evaluation, while OpenAI requires paid subscription from the start. This gives Notion a significant advantage for teams with budget constraints or extended trial periods. Once you outgrow Notion's free tier, upgrading to a paid plan at approximately $12/mo provides substantial additional functionality. Compare this pricing path against OpenAI's tiering starting at $0.2/mo to assess total cost of ownership over 12 months. Notion's 4 tiers provide flexibility at different budgets, while OpenAI's 14 tiers structure may force you into higher-cost plans than necessary for your use case. If evaluation cost matters to your decision, Notion is the obvious starting point with zero financial commitment. Use the free tier to validate core functionality before committing to paid plans from either tool.

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Frequently Asked Questions: Notion vs OpenAI

Which is cheaper, Notion or OpenAI?
As of March 2026, OpenAI starts at a lower price point. Notion starts at $12/mo while OpenAI starts at $0.2/mo. However, the best value depends on the features you need at each tier.
How many pricing plans does Notion have vs OpenAI?
Notion offers 4 pricing plans, while OpenAI offers 14 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Notion or OpenAI offer a free plan?
Notion offers a free plan, while OpenAI does not. If budget is a concern, Notion lets you get started at no cost.
Does Notion or OpenAI offer custom enterprise pricing?
Yes, both Notion and OpenAI offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
What pricing models do Notion and OpenAI use?
Notion uses a per-seat pricing model, while OpenAI uses usage-based pricing. The right model depends on your team size and usage patterns.
How do Notion and OpenAI compare for Project Management?
Both Notion and OpenAI are Project Management tools. Notion offers 4 plans starting at $12/mo, while OpenAI offers 14 plans starting at $0.2/mo. Review the feature breakdowns above to see which better fits your Project Management needs.

Sources

  1. Notion Official PricingVendor pricing page
  2. OpenAI Official PricingVendor pricing page

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