ChatGPT Cost & Pricing Scale Simulator (2026)

Billing Engine Architecture:per user

📋 Billing Architecture Pillars

Framework & Entry

Free Tier Available

Uses a per user model structure.Offers developer access with no initial monthly payment requirements.

Low Price Bound

$20/mo

The initial commercial tier commit level starts at $$20/mo. Annual contracts may reduce equivalent monthly allocations.

Volume Restrictions

Uncapped / Custom

API volume constraints are evaluated as Dynamic. Egress bandwidth, compute hours, and storage allocations can trigger non-linear scaling costs.

Public Tiers Breakdown

Business

$20/mo

$20/mo paid annually

  • ✓Access ChatGPT and Codex across desktop and mobile apps
  • ✓AI for chat, coding, analysis, and workflows
  • ✓Connect tools like Microsoft 365, Google Drive, Slack, Github, Linear, Figma, and more
  • ✓Build on company knowledge and team context with custom team agent plugins
  • ✓Centralized billing and administration
  • ✓Usage analytics, budgeting, and spend controls

+2 more system variables

Enterprise

Custom
  • ✓Expanded context window that supports longer inputs and larger files
  • ✓Enterprise-level security and controls, including SCIM, EKM, user analytics, domain verification, and role-based access controls
  • ✓Advanced data privacy with custom data retention policies, encryption at rest and in transit, and no training on your business data by default
  • ✓Support for data residency in ten regions
  • ✓24/7 priority support, SLAs, custom legal terms, and access to AI advisors (eligible customers)
  • ✓Invoicing and billing, volume discounts