Side-by-side pricing for ChatGPT, Claude, Gemini and Microsoft 365 Copilot: entry price, free plan, how each vendor bills for AI, and the date we last checked each figure against the vendor’s own pricing page.
Heads up: AI assistants change their plans, prices, models and usage limits almost daily. Every figure on this page is accurate as of the date shown next to it, the date we checked the vendor’s own pricing page. Confirm current terms on the vendor’s site before you buy.
Every row links to the comparison where the figure was verified and to the vendor’s pricing page.
| Tool | Entry price | Free plan | AI billing | G2 rating | Verified | Source |
|---|---|---|---|---|---|---|
| ChatGPT | Free plan; Business from $20/seat/mo (annual, 2-seat min) | Yes — Free plan for individuals | — | — | September 19, 2026in ChatGPT vs Claude | Vendor pricing ↗ |
| Claude | Free plan; Team from $20/seat/mo (annual, 2-seat min) | Yes — Free plan for individuals | — | — | September 19, 2026in ChatGPT vs Claude | Vendor pricing ↗ |
| Gemini | Included in Google Workspace from $7/user/mo (annual) | Free Gemini app for personal Google Accounts; business use via Workspace | — | — | September 19, 2026in ChatGPT vs Gemini | Vendor pricing ↗ |
| Microsoft 365 Copilot | Copilot Chat free with Microsoft 365; Copilot Business $21/user/mo add-on (annual) | Copilot Chat included with eligible Microsoft 365 business plans | — | 4.4 / 5431 reviews | September 19, 2026in ChatGPT vs Microsoft 365 Copilot | Vendor pricing ↗ |
The AI assistant tools we track, side by side on compliance, single sign-on, offline access and remote or office controls. Every value links to the vendor page it came from.
| What we checked | ChatGPT | Claude | Gemini | Microsoft 365 Copilot |
|---|---|---|---|---|
| Security & compliance | ||||
| SOC 2 report | SOC 2 Type IIsource | SOC 2 Type IIsource | Not published | Not published |
| ISO/IEC 27001 | Certifiedsource | Certifiedsource | Certifiedsource | Certifiedsource |
| Other certifications | ISO/IEC 27017, ISO/IEC 27018, ISO/IEC 27701, ISO/IEC 42001, SOC 3, PCI DSS v4.0.1, CSA STAR, FedRAMP 20x, TX-RAMPsource | ISO/IEC 42001, HIPAAsource | SOC 1, SOC 3, ISO 9001, ISO/IEC 27701, ISO/IEC 27017, ISO/IEC 27018, ISO/IEC 42001, FedRAMP High, BSI C5source | ISO/IEC 42001source |
| HIPAA (BAA) | BAA availableEnterprisesource | BAA availableEnterprisesource | BAA availablesource | BAA availablesource |
| GDPR data processing agreement | DPA offeredsource | DPA offeredsource | DPA offeredsource | DPA offeredsource |
| Single sign-on (SAML/OIDC) | YesBusinesssource | YesTeamsource | YesBusiness Startersource | YesAny eligible Microsoft 365 plan (sign-in via Microsoft Entra ID)source |
| SCIM user provisioning | YesEnterprisesource | YesEnterprisesource | Not published | Not published |
| Two-factor authentication | Yessource | Not published | YesEnforcement: Business Startersource | YesEnforcement: All Microsoft 365 plans via Entra ID security defaults; Conditional Access policies need Entra ID P1 (included in Business Premium)source |
| Admin audit log | YesEnterprisesource | YesEnterprisesource | YesBusiness Startersource | YesCopilot Chat (included)source |
| Data residency choices | US, EU, UK, Japan, Canada, South Korea, Singapore, India, Australia, UAEEnterprisesource | US onlysource | US, EUBusiness Standardsource | Not published |
| Encryption | AES-256 at rest; TLS 1.2+ in transitsource | Encrypted in transit and at rest; customer-managed encryption keys (AWS KMS, Google Cloud KMS, Azure Key Vault) for eligible Enterprise organizationssource | AES-256 at rest and in transit (Drive/Docs files); client-side encryption available on Enterprise Plussource | BitLocker and per-file encryption at rest; TLS and IPsec in transitsource |
| Self-hosting option | Not published | Not published | Not published | Not published |
| Offline access | ||||
| Offline mode | Not documented | Needs a connectionAnthropic states Cowork needs an active internet connection throughout a session; no offline mode is documented for Claude chat on any app.source | Needs a connectionGemini's desktop apps require an internet connection to use Gemini's features; no offline mode is documented.source | Not documented |
| Desktop apps | Windows, macOSsource | Windows, macOS, Linuxsource | Windows, macOSsource | Windows, macOSsource |
| Mobile apps | iOS, Androidsource | iOS, Androidsource | iOS, Androidsource | iOS, Androidsource |
| Remote, hybrid & in-office | ||||
| IP allowlisting | YesEnterprisesource | YesEnterprisesource | YesEnterprisesource | YesMicrosoft 365 Business Premium (Entra ID P1 Conditional Access)source |
| Device & session controls | YesEnterpriseEnterprise: Intune for iOS (pricing table) and Workspace Blocking via a ChatGPT-Allowed-Workspace-Id HTTP header on the corporate network; not ticked for Business.source | YesEnterpriseEnterprise admins can shorten session length (1, 7, 14 or 28 days); Team and Enterprise get enterprise deployment for the desktop app and admin controls for remote and local connectors.source | YesBusiness StarterFundamental endpoint management on all Business editions: remote account sign-out, block devices, basic mobile device management, endpoint verification; advanced mobile management and remote device wipe on Business Plus; Context-Aware Access on Enterprise.source | Not published |
| Office & room hardware | — | — | — | Copilot in Teams Phone works on VoIP and PSTN calls; no Copilot-specific room hardware is documented.source |
Of the 4 AI assistant tools HelpCompare tracks, the lowest published entry price belongs to Gemini (Included in Google Workspace from $7/user/mo (annual), verified September 19, 2026). Entry prices are the cheapest paid tier each vendor publishes; the right answer at your team size depends on seat minimums and add-ons, which each head-to-head comparison breaks down.
Free plans: ChatGPT (Yes — Free plan for individuals); Claude (Yes — Free plan for individuals); Gemini (Free Gemini app for personal Google Accounts; business use via Workspace); Microsoft 365 Copilot (Copilot Chat included with eligible Microsoft 365 business plans).
Every figure was recorded from the vendor's own pricing page during research for a HelpCompare comparison, and is dated. The most recent check in this category was September 19, 2026. Nothing is estimated: where a vendor publishes no price, we say so. The full dataset is free to reuse under CC BY 4.0 at helpcompare.com/data/.
Figures come from each vendor’s pricing page, recorded on the date shown. Download the full dataset from Open Data (JSON and CSV, CC BY 4.0).
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