Pick Dia if
arc / The Browser Company users who want tab-aware chat and will pay for AI.
Read the Dia pageDia vs Nimbus
Our take
Pick Dia if arc / The Browser Company users who want tab-aware chat and will pay for AI. Pick Nimbus if people who want Claude Code’s chat-plus-log UX on the web, will claim a founding spot at $0, and will paste their own Gemini / OpenAI / Anthropic key — not teams that need a billed Nimbus seat (none is printed) or a Chrome extension. Skip Dia if people who want a $0 AI browser (Perplexity Comet) or who refuse a
Best for
Dia A browser with tab-aware answers
Nimbus A browser whose primary chrome is the agent log
Free plan
Dia $0 · no AI. Profiles, tab groups, split-view, blocker, sync
Nimbus $0 · forever, while the homepage still prints the cap. Soft-note: founding form + “Claim my spot” on the same page
Lowest paid
Dia Better Answers $10/mo
Nimbus Not published by the vendor
Next step up
Dia Usage top-ups $20
Nimbus
Coding agent
Dia
Nimbus Claude Code
Runs where
Dia
Nimbus Hosted
Watch out
Dia Free has no AI
Nimbus Founding free is capped at 500
Last checked
Dia 2026-10-22 · diabrowser.com
Nimbus 2026-10-23 · producthunt.com/products/nimbus-10
Which one, then?
Pick Nimbus if
people who want Claude Code’s chat-plus-log UX on the web, will claim a founding spot at $0, and will paste their own Gemini / OpenAI / Anthropic key — not teams that need a billed Nimbus seat (none is printed) or a Chrome extension.
Read the Nimbus page