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Start free. Add Cloud when you need it.

Start with one managed site, pull-request previews, and analytics for $0. Choose Thally Cloud for three managed sites, five team members, AI answers, Track, custom domains, and team roles.

Free

Publish one documentation site at no cost

$0forever

MIT licensed · no card required

  • 1 managed documentation site
  • Pull-request previews
  • Documentation analytics
  • Unlimited pages and readers
  • HTML, Markdown, JSON, and JSON-LD
  • Optional MIT-licensed self-hosting

Thally Cloud

Recommended

Add automation, scale, and team controls

$166per workspace / month

$1,990 billed annually · save $398

  • Everything in Free
  • 3 managed documentation sites
  • 5 team members included
  • Unlimited connected product repositories
  • 10,000 shared AI credits each month
  • Unused credits roll over while subscribed
  • AI answers and Thally Track
  • Custom domains and team roles

Enterprise

Shape security and support around your needs

Custom

Tailored annual agreement

  • Everything in Thally Cloud
  • Custom site, member, and AI allowances
  • Security review and invoicing
  • Custom contract and support terms
  • Assisted migration planning
  • Priority rollout support

Need more capacity? Add members for $20 per month or $200 per year, managed sites for $39 per month or $390 per year, and 10,000-credit packs for $79 one time. Credit packs never auto-recharge.

AI agents and procurement tools can read the same current plan details in machine-readable pricing.

Compare plans

Start 14-day trial

Usage

Documentation pages and readers
Unlimited
Documentation sites
3 included
AI credits per month
10,000 + rollover
Workspace members
5 included · $20/mo extra
Additional managed sites
$39/mo or $390/yr
Credit packs
10,000 for $79
Connected product repositories
Unlimited

Features

Markdown and reusable components
Pages built for people and AI tools
Built-in connections for AI assistants
Interactive API documentation
AI answers with source links
Documentation quality checks
Docs agent with your own AI key
Thally Track
Managed hosting
Pull-request previews
Documentation analytics
Custom domains
Workspace permissions

Support

Community help
Priority help from our team
Custom security and contract review

Evidence first. Your surfaces stay yours.

Thally removes the detective work while your team keeps judgment, publishing authority, and ownership of every source.

Your content stays in your repositories

Your docs, website, and content remain as source files in Git. There is nothing to export because we never hold the source.

Source files in Git

The publishing engine is open source

The engine behind Thally Cloud is available on GitHub under the MIT license. You can host it yourself at any time.

MIT licensed

Self-hosting stays available

Clone your docs repository and deploy the open-source engine wherever Next.js runs. Managed hosting is a service, not a content lock-in.

Deploy anywhere

Your domain stays under your control

Thally never takes ownership of your domain. Use it wherever you deploy the site.

Your domain

Cancellation leaves you with the source

Your repositories and the MIT-licensed engine remain yours. If Cloud hosting ends, you can deploy your docs site elsewhere.

No exit tax

A human approves every update

Thally drafts the work, your team decides what publishes. Nothing goes live without review.

Human review

Understand before generating

Thally works out what a change means and maps the affected surfaces before drafting new words.

Evidence first

A no-change result is valid

When the evidence shows nothing needs to change, Thally says so instead of inventing an update.

No busywork

Frequently asked questions

Find answers about plans, billing, hosting, cancellation, and Enterprise support.

Yes. The Free plan includes one managed documentation site per workspace, pull-request previews, documentation analytics, and unlimited pages and readers. You can also self-host the MIT-licensed engine for free, including commercial use.

Thally Cloud costs $199 per workspace each month, or the equivalent of $166 per month with $1,990 billed annually. Both options include three managed sites, unlimited connected product repositories, 10,000 shared monthly AI credits that roll over, five team members, and a 14-day trial.

Add team members for $20 per month or $200 per year, and managed sites for $39 per month or $390 per year. A one-time $79 pack adds 10,000 AI credits. Credit packs never auto-recharge.

No. Public documentation readers are free and unlimited on every plan. Thally Cloud pricing applies to the workspace and its active team members, not the people reading your docs.

Yes. The open-source engine can run on Vercel, Netlify, Cloudflare, Docker, or another compatible host. The Free plan also includes managed hosting for one site per workspace. Thally does not take ownership of your repository or domain.

Your workspace returns to the Free plan at the end of the billing period. Its oldest managed site stays online with previews and analytics, while additional sites and paid-only services pause until you upgrade again. Your repository and the MIT-licensed engine remain yours.

Enterprise is tailored to each organization. It adds custom site, member, and AI allowances, security review, invoicing, custom contract terms, assisted migration planning, and priority rollout support.

Ship the code. Everything else follows.

Keep your product knowledge accurate without chasing information across tickets, pull requests, and conversations. Thally drafts the updates, your team approves what ships.

Thally Cloud dashboard home showing readiness, activity, and site status