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Mattermost

Collaboration & Productivity mattermost.com

Mattermost is a SaaS company that provides secure, open-source messaging and collaboration software for teams, enabling efficient communication and workflow management.

Plans tracked

no add-ons

Pricing changes

Latest Wk 40 '26

Pricing model

Subscription

No free tier

Pricing Change History

15 changes

202615 changes

Sep 28, 2026

Improvement

Weekly

Mattermost drops Professional plan's 250-user cap, no limit shown

Professional plan's disclosed 'Maximum 250 Users' seat cap was removed from the plan card; no maximum user limit is now shown for Professional.

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Aug 17, 2026

Improvement

Weekly

Mattermost adds Matrix Protocol federation and dual ABAC controls for Enterprise

Enterprise gains a Matrix Protocol federation integration for bidirectional cross-server sync, and Enterprise Advanced gains two new ABAC (Attribute-Based Access Controls) capabilities: team-level ABAC membership policies and native built-in user attributes.

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Jul 3, 2026

Improvement

Quarterly

Mattermost: Professional plan capped at 250 users; Enterprise Agentic Platform adds new agent tooling

Enterprise's Agentic Platform gained three new tools (Multiplayer Tool Calling, Tool Policy Editor, Agent Creation); Mobile Ephemeral Mode added to Enterprise Advanced mobility. Professional plan now shows a 'Maximum 250 Users' cap; no user limit was stated for Professional before.

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Jun 22, 2026

Improvement

Weekly

Mattermost adds classified channel marking schemes for enterprise teams

Channel Banners feature renamed to 'Classification Markings: Channel Banners' in Enterprise Advanced, with description updated to specify preset classification schemes (ISOO, DOD/DOW, TLP) and custom policy support.

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May 19, 2026

Improvement

Weekly

Mattermost adds three agentic capabilities to Enterprise plan

Agents Token Accounting moved from Professional to Enterprise plan (tier movement); description expanded with Grafana integration detail. AI-enhanced Search and RAG renamed to Agents Enhanced Search with simplified description removing RAG reference. Anonymous ID-Based URLs added to Enterprise Advanced Classified and Sensitive Information Control section: team and channel URLs use random identifiers to prevent identification through shared links.

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May 12, 2026

Packaging

Weekly

Mattermost caps Professional plan at 250 users

Professional plan now explicitly states a 'Maximum 250 Users' limit, introducing a user cap where no cap was previously documented.

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Apr 6, 2026

Improvement

Weekly

Mattermost narrows InTune MAM mobile support to iOS only

InTune MAM mobile feature scope narrowed from iOS and Android to iOS only in the Enterprise Advanced plan.

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Apr 4, 2026

Packaging

Quarterly

Mattermost Adds Burn-on-Read Messages and InTune MAM Support

Automated Actions removed from Enterprise Workflow automation. U.S. Based Premier Support moved from Enterprise Advanced to the Enterprise plan support section. Professional: Multi-window chat renamed to Multi-window desktop; Agents Token Accounting added. Enterprise Advanced: InTune MAM for iOS/Android added; Disappearing Messages renamed to Burn-on-Read Messages.

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Apr 16, 2026

Improvement

Weekly

Mattermost Launches InTune MAM Support and Enterprise LLM Management

Enterprise LLM Management asterisk removed, indicating general availability (no longer scheduled for April 2026). Automatic channel translations now labeled EXPERIMENTAL in Enterprise Advanced. InTune MAM for iOS and Android added to Enterprise Advanced under a new Enterprise mobility section, enabling policy-based mobile app data controls without full device enrollment.

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Apr 7, 2026

Packaging

Weekly

Mattermost Delays Pro Features to 2026, Renames Multi-Window Chat

Professional plan feature renamed from 'Multi-window chat' to 'Multi-window desktop', clarifying that the multi-window capability applies to the desktop experience. Feature availability footnote updated: asterisked features previously scheduled to ship in 2025 are now scheduled to ship later in 2026, reflecting a timeline adjustment.

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Jan 12, 2026

Packaging

Quarterly

Mattermost Introduces New Free Trial for Enterprise Advanced, Hides Professional Plan Pricing

Professional plan pricing hidden - previously $10/user/month, now requires contacting sales New free trial offering introduced - limited-use edition of Enterprise Advanced for technical evaluation (Entry plan)

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Jan 12, 2026

Improvement

Quarterly

Mattermost Removes Free Plan and Introduces Enterprise Advanced with Enhanced Scalability for 200,000 Concurrent Users

Enterprise LLM Management added to Enterprise Boards - Kanban-style Project Management added to Enterprise Work Management

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Jan 12, 2026

Improvement

Quarterly

Mattermost Integrates Microsoft Teams Messaging: Beta Label Removed, Now Production-Ready

Microsoft Teams messaging integration removed Beta label (graduated to production-ready)

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Jan 12, 2026

Improvement

Quarterly

Mattermost Enhances Enterprise Plan with AI-Accelerated Collaboration Features for Advanced Team Productivity

AI-Accelerated Collaboration section added to Enterprise plan including contextual summarization, private air-gapped AI operations, real-time channel briefing, and PQ&A with access-controlled backend systems User tier guidance added indicating Free plan is ideal for up to 50 users, Professional for up to 500 users, and Enterprise for 500+ users

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Jan 12, 2026

Improvement

Quarterly

Mattermost Enhances Professional Plan with Group Calling, Restricting Free Plan to 1-1 Audio Calls Only

Group calling added to Professional tier (moved from Free tier) System-wide notifications added to Professional plan

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