You use AI a few times a week
Dia’s free tier may cover light chat and occasional Skills—stay on free before upgrading.
Pricing · 2026
Dia Pro
Dia Pro is The Browser Company’s $20/month tier for unlimited AI chat and Skills on Dia. If you hit free limits—or want agent depth without a paywall—Tabbit ships the same class of work for $0.
Dia Pro$20 / month
Unlimited AI chat · Unlimited Skills · The Browser Company subscription tier
$0
Tabbit: free agent browser with @ page context, parallel tab-group tasks, and flagship models on Windows & Mac—no Dia Pro subscription required.
What Dia Pro includes
Price
$20/month (reported Aug 2025)
Unlimited AI chat
Yes on Pro tier
Skills
Unlimited on Pro; capped on free
Free tier
AI limited to light weekly use
Future tiers
CEO cited $5–$100s/month range
Platform
Dia: macOS-first; Tabbit: Mac + Windows
Dia free vs Dia Pro vs Tabbit
Three columns—what you pay and what you get for AI browser work.
| Capability | Dia Free | Dia Pro | Tabbit |
|---|---|---|---|
| Monthly cost | $0 | $20 | $0 |
| AI chat limits | Usage caps | Unlimited | Free flagship models |
| Skills / shortcuts | Limited | Unlimited | Skills + Skills Plaza |
| Agent execution | Skills-based | Skills-based | Agent Mode in tab groups |
| @ page context | Tab-aware chat | Tab-aware chat | @ tabs, groups, files |
| Multi-model | Single stack | Single stack | Gemini, GPT, Claude & more |
| Windows | Limited beta | Limited beta | Full support |
Is Dia Pro worth $20/month?
Pick the path that matches how often you lean on AI inside the browser.
You hit limits every week
Unlimited chat + Skills on Dia Pro costs $240/year. Worth it if Dia is your only browser and Skills are core to your flow.
You want agents without a subscription
Tabbit runs multi-step tasks in parallel tab groups, pulls @ context from live pages, and includes top models free on Mac and Windows.
Why Tabbit instead of paying for Dia Pro
Agent Mode, not just chat
Tabbit executes forms, research, and multi-site flows in isolated tab groups while you keep browsing elsewhere.
@ everything you see
Reference open tabs, tab groups, screenshots, and local files from the omnibox—no copy-paste relay.
Free flagship models
International: Gemini, GPT, Claude. China: DeepSeek, Kimi, Qwen, and more—one install, no $20/month Skills paywall.
FAQ
Dia Pro pricing & alternatives
Public reporting puts Dia Pro at $20 per month for unlimited AI chat and Skills. Free users face usage limits on those features.
Skip the $20/month—try Tabbit free
Agent tasks, @ page context, and flagship models on Windows and Mac. Import from Chrome in one step.