Pricing
Priced by seat. Free while you evaluate.
Every plan keeps your data inside Slack. No separate app to log into, no data warehouses in the middle.
Free
$0forever
For small teams trying Arialine on a single channel.
- Up to 10 workspace members
- 3 active boards
- Full version history & decision ledger
- Markdown в†’ Canvas rendering
- Community support
Most popular
Team
$8per member / month
For teams making diagrams a daily habit.
- Unlimited boards & versions
- Branching, /brainstorm & ambient listening
- Per-channel edit modes (smart В· review В· direct)
- MCP server for Slack AI
- Priority email support
Enterprise
Customannual
For Enterprise Grid workspaces with compliance requirements.
- Enterprise Grid install
- SSO / SCIM provisioning
- Audit exports of the decision ledger
- Custom scopes review & DPA
- Dedicated support & SLA
Common questions
- Who counts as a "seat"?
- Anyone who creates or edits a board in a 30-day window. Read-only viewers are free.
- Can I try Team?
- Yes — a 14-day trial with all features, no credit card required.
- Does Arialine store our diagrams?
- Files and canvases live in your Slack workspace. Arialine keeps operational state (version pointers, decision links) to keep the ledger current.
- Do you offer non-profit / academic pricing?
- Yes — contact us and we'll set you up.