Notion API vs Linear API

Detailed side-by-side comparison to help you choose the right tool

Notion API

🔴Developer

APIs & Integrations

Developer platform for building integrations with Notion workspaces. Access databases, pages, and content programmatically for AI agent workflows.

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Linear API

🔴Developer

Project Management

GraphQL API and native MCP server for Linear's project management platform. Build custom integrations, automate issue tracking, and let AI agents manage engineering workflows through real-time subscriptions, webhooks, and comprehensive issue/project CRUD operations.

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Feature Comparison

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FeatureNotion APILinear API
CategoryAPIs & IntegrationsProject Management
Pricing Plans4 tiers7 tiers
Starting PriceContactContact
Key Features
  • • Database Operations
  • • Page Management
  • • Block-Level Content
  • • GraphQL API with strongly-typed schema and interactive explorer
  • • Native MCP server for AI agent integration (Business plan+)
  • • Real-time WebSocket subscriptions for instant change detection

Notion API - Pros & Cons

Pros

  • ✓No separate API pricing - included with existing Notion subscription plans
  • ✓Comprehensive access to all Notion features including databases and rich content
  • ✓Strong authentication and permission system maintains workspace security
  • ✓Real-time webhook support enables responsive AI agent workflows
  • ✓Extensive documentation and SDK support accelerates integration development

Cons

  • ✗Strict rate limit of 3 requests/second per integration with additional payload size limits (500KB)
  • ✗Complex size constraints on requests - 1000 block elements max, 2000 character limits on URLs/text
  • ✗API complexity requires significant development effort for advanced integrations beyond basic CRUD operations
  • ✗Dependent on Notion subscription costs which scale with user count for team workspaces
  • ✗Rate limits may change without notice as Notion adjusts for demand and reliability

Linear API - Pros & Cons

Pros

  • ✓Native MCP server lets AI agents manage projects directly — rare for this category
  • ✓GraphQL API is genuinely well-designed with excellent documentation and explorer
  • ✓Generous free tier includes full API access for small teams
  • ✓Real-time subscriptions and webhooks with automatic retry for reliable integrations
  • ✓2,000 requests/hour rate limit is generous enough for most use cases

Cons

  • ✗MCP server access requires Business plan at $16/user/month
  • ✗GraphQL-only with no REST fallback creates a learning curve for some teams
  • ✗Opinionated workflow model limits customization for non-standard processes
  • ✗Per-user pricing gets expensive for larger teams (no volume discounts published)
  • ✗No dedicated sandbox environment for testing integrations

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🔒 Security & Compliance Comparison

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Security FeatureNotion APILinear API
SOC2✅ Yes✅ Yes
GDPR✅ Yes✅ Yes
HIPAA——
SSO✅ Yes✅ Yes
Self-Hosted❌ No❌ No
On-Prem❌ No❌ No
RBAC✅ Yes✅ Yes
Audit Log✅ Yes✅ Yes
Open Source❌ No❌ No
API Key Auth✅ Yes✅ Yes
Encryption at Rest✅ Yes✅ Yes
Encryption in Transit✅ Yes✅ Yes
Data Residency——
Data Retentionconfigurableconfigurable
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Read the full reviews to make an informed decision

Review Notion APIReview Linear API