Tool profile
Discourse: cost, fit and limits
Discourse is an open-source forum and community platform made by Civilized Discourse Construction Kit, Inc. that runs threaded discussion with built-in AI features for moderation, search, summaries and translation. Teams can host it themselves for free or buy hosted plans, and it is used for support forums, developer communities and member discussion boards.
What to know first
Discourse is the plainest choice on this list when a buyer wants to see the numbers first. The pricing page prints staff seats, storage, monthly page views, emails and daily AI credits for each hosted tier, and the software itself can be run on your own server at no license fee. The trade-off is format: it is a forum, so courses, paid tiers and branded mobile apps need extra work.
Discourse at a glance
| Maker | Civilized Discourse Construction Kit, Inc., United States |
|---|---|
| Free plan | Free trial only |
| Entry price | $100 per month (Pro) |
| API access | Yes |
| Category | Best AI Community Platform Software in 2026, rank 1 of 11 |
| Website | discourse.org |
Who Discourse is best for
Open-source support forums
Product teams can host Discourse themselves or buy a hosted plan, so the support forum is not tied to one vendor's price list or roadmap.
European organizations
Pro and Business trials let the buyer choose Global or Europe hosting at signup, which answers a common first question from a data protection officer.
Teams with their own AI provider
The AI page lists OpenAI, Anthropic, Azure, Amazon Bedrock, Google Cloud, Cloudflare Workers and others, so a company can route forum AI through a provider it already approved.
Moderators of busy public forums
AI spam detection, toxic-content flagging and auto-tagging reduce queue work, and Insights shows tokens and requests by model and by AI feature.
Discourse plans and pricing
| Plan | Price | What it includes |
|---|---|---|
| Free | $0 | 2 staff seats, 5 GB storage, 500,000 monthly page views, 20,000 monthly emails, 10 categories, 100,000 daily AI credits and 2 translation languages. |
| Pro | $100 per month | 5 staff seats, 20 GB, unlimited categories, 100,000 emails, 500,000 daily AI credits and 4 translation languages, with a free trial and Global or Europe hosting. |
| Business | $500 per month | 15 staff seats, 100 GB, 300,000 emails, 1 million daily AI credits and 5 translation languages, with the same Global or Europe hosting choice. |
| Enterprise | Custom pricing | Unlimited staff seats, 200 GB or more, 1 million or more page views, 1.5 million or more emails, 5 million daily AI credits and 10 translation languages. |
Checked November 2026.
What Discourse does
- AI assistants
- Admins define assistant personas with system prompts and response settings. Each persona can search the forum, reach the web and query uploaded documents, which lets a support forum answer from its own archive.
- Moderation tooling
- The AI page lists toxic-content detection, automatic tagging, NSFW flagging and spam filtering. It can be switched on with one click and tuned, so a small moderator team can triage a queue.
- Semantic search and summaries
- Search matches meaning rather than keywords, related topics appear at the end of a thread, and long topics or chats can be summarized for members who return after a few days away.
- Translation
- Content can be translated manually or with AI into members' preferred languages. The number of languages depends on the plan: 2 on Free, 4 on Pro, 5 on Business and 10 on Enterprise.
- Hosted model or your own
- A pre-configured open-weights model is included with hosting. Self-hosters and paying customers can instead connect a provider such as OpenAI or Anthropic through the settings.
How Discourse handles your data
Discourse's privacy policy says it does not use customer data to train AI models or share it with third parties for that purpose. Most forums are stored in its own data centers and Amazon Web Services S3 in the United States, while some sit in Canada or the European Union. Staff work in the US, Australia and other non-EU countries. The policy links a separate sub-processor list and names Akismet, AWS, GitHub, Google, HubSpot and Plausible. It does not mention SOC 2 or ISO certifications, so ask the vendor for any audit reports directly.
Where Discourse falls short in practice
- . Discourse centers on categories and threads. Selling courses, gating content by paid tier or shipping a store-listed mobile app takes plugins or custom work, unlike Circle or Disciple.
- . AI use is metered in daily credits, with one credit per request or response token. A busy forum running summaries and translation on the Free plan's 100,000 credits can reach the cap before the day ends.
- . The free route means running the server, backups, upgrades and email delivery yourself, so the license saving can be offset by engineering hours. Budget for a part-time administrator if no one on the team has run Rails and PostgreSQL apps before.
Works with
Alternatives to Discourse
Discourse: common questions
Is Discourse free to use?
The software is open source and free to run on your own servers, and the hosted pricing page also lists a Free plan with 2 staff seats and 5 GB of storage. Hosted Pro costs $100 a month and Business $500. Self-hosting removes the license fee but adds server, backup and upgrade work.
Can I choose where my Discourse forum is hosted?
Pro and Business trials let you pick Global or Europe hosting when you sign up, and Enterprise lists GDPR and CCPA compliant hosting. For other data residency needs the pricing page says to contact sales. The privacy policy adds that some forums sit in Canada or the EU.
What are Discourse AI credits?
A credit is spent per request or response token, and allowances refresh daily: 100,000 on Free, 500,000 on Pro, 1 million on Business and 5 million on Enterprise. The included hosted model is open-weights, and connecting your own provider is possible, with Insights showing usage by model.
Does Discourse use my forum posts to train AI?
Its privacy policy says it does not use customer data to train AI models, and the AI page says it uses open-weight models and does not train on your data. Data from AI features is stored with your Discourse content. If you connect an outside provider, that provider's terms apply separately.
Can Discourse sell memberships or courses?
The pages we read describe categories, groups, translation and AI, but no course builder or checkout. Paid tiers would mean custom setup or plugins, which this page did not verify. Teams that want to sell access directly should compare Circle, Heartbeat or Podia, which list payments in their plans.