Obsidian is the beloved local-first knowledge base with a thriving plugin ecosystem. Its AI plugins (Copilot, Smart Composer) bring GPT-4 and Claude directly into your vault for writing, research, and linking ideas.
How Obsidian AI compares with its closest alternatives
2 of the 5 closest alternatives have a free plan, as Obsidian AI does. Among the 3 that list a starting price, the cheapest is Mem AI at $14 a month and the median is $15. None of the 5 offers an API; FalcoScan's records show none for Obsidian AI. Obsidian AI offers a mobile app and a desktop app. Of the alternatives, 3 offer a mobile app and 2 offer a desktop app. Obsidian AI was founded in 2020; the alternatives were founded between 2018 and 2020, 1 of them earlier. Obsidian AI has no single headquarters on record, and 1 of its alternatives is also distributed.
Market position · Writing
How Obsidian AI compares in Writing
Obsidian AI has moderate opportunity and sits in the middle third of 329 live Writing tools on FalcoScan. Across Writing, the average opportunity score is 39.5 and the average saturation score 64.8. FalcoScan rates Obsidian AI's own market position as contested. 23 of the 329 operating Writing tools have hot momentum, and FalcoScan has recorded 20 shutdowns in the category.
Obsidian AI compared with its closest alternatives
The closest alternatives to Obsidian AI that are still running, matched on the AI capabilities, uses and audience they share, are Logseq, Mem AI, Anytype, Roam Research, and Writer.
Is Obsidian AI still running?
Yes. As of 2 November 2026, FalcoScan lists Obsidian AI as operating at obsidian.md.
Where is Obsidian AI based?
Obsidian AI has no single headquarters: FalcoScan's records list it as a distributed, remote-first company.
Does Obsidian AI have an API?
FalcoScan's records show no public API for Obsidian AI.
Who is Obsidian AI for?
Obsidian AI is built for researchers and knowledge workers.
How do I sign in to Obsidian AI?
Sign in on Obsidian AI's own website, obsidian.md. FalcoScan reviews Obsidian AI but does not run its accounts, so logins, passwords and billing are handled by Obsidian AI directly.