Alternatives · AI Assistants
Kagi Assistant alternatives
Kagi Assistant compared with 6 alternatives: Perplexity, Duck.ai, Lumo, Poe, T3 Chat and 1 more.
Kagi Assistant is a paid product with a free trial, starting at $5 per month, or $54 per year (Kagi Starter). All 6 alternatives are free or have a free plan.
6 tools · Listings checked up to Oct 9, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Kagi AssistantThis tool | Free trial · from $5/mo | Trial only | Web |
| Perplexity | Free plan · from $17/mo | Yes | Web, iOS, Android, Browser extension |
| Duck.ai | Free plan · from $9.99/mo | Yes | Web, macOS, Windows, iOS, Android |
| Lumo | Free plan · from $9.99/mo | Yes | Web, iOS, Android |
| Poe | Free plan · from $4.99/mo | Yes | Web, macOS, Windows, iOS, Android |
| T3 Chat | Free plan | Yes | Web |
| Felo | Free plan · from $12.50/mo | Yes | Web, iOS, Android, Browser extension |
How each one differs from Kagi Assistant
- Free plan · from $17/mo
Perplexity
AI search assistant that answers questions with cited sources
- Perplexity starts at $17 per month when billed annually ($20 a month on the US App Store). Kagi Assistant starts at $5 per month, or $54 per year (Kagi Starter).
- Perplexity has a free plan. Kagi Assistant does not, though it has a free trial.
- Only Perplexity lists iOS and Android apps.
- Only Perplexity lists a browser extension.
- Kagi Assistant also covers research.
Suits: Research questions where you want the sources behind each answer
- Free plan · from $9.99/mo
Duck.ai
Private, anonymized chat with third-party AI models
- Duck.ai starts at $9.99 per month, or $99.99 per year (DuckDuckGo Plus). Kagi Assistant starts at $5 per month, or $54 per year (Kagi Starter).
- Duck.ai has a free plan. Kagi Assistant does not, though it has a free trial.
- Only Duck.ai lists macOS, Windows, iOS and Android apps.
- Duck.ai also covers dictation.
- Kagi Assistant also covers AI search and research.
Suits: People who want to use mainstream AI models without an account
- Free plan · from $9.99/mo
Lumo
Proton's private AI assistant with zero-access encrypted chats
- Lumo starts at $9.99 per month, billed yearly ($119.88), or $12.99 billed monthly. Kagi Assistant starts at $5 per month, or $54 per year (Kagi Starter).
- Lumo has a free plan. Kagi Assistant does not, though it has a free trial.
- Only Lumo lists iOS and Android apps.
- Lumo is open source, according to its own site.
- Kagi Assistant also covers research.
Suits: People who want an assistant that cannot read or reuse their chats
- Free plan · from $4.99/mo
Poe
One app for chatting with AI models from many different labs
- Poe starts at $4.99 per month, or $49.99 per year (US App Store). Kagi Assistant starts at $5 per month, or $54 per year (Kagi Starter).
- Poe has a free plan. Kagi Assistant does not, though it has a free trial.
- Only Poe lists macOS, Windows, iOS and Android apps.
- Kagi Assistant also covers research.
Suits: Comparing many AI models without a subscription to each one
- Free plan
T3 Chat
Web chat app with models from several AI labs in one account
- T3 Chat has a free plan. Kagi Assistant does not, though it has a free trial.
- Kagi Assistant also covers research.
Suits: People who want models from several labs under one account
- Free plan · from $12.50/mo
Felo
Multilingual AI search engine that also builds slides and docs
- Felo starts at $12.50 per month, billed annually ($149.99), or $14.99 billed monthly. Kagi Assistant starts at $5 per month, or $54 per year (Kagi Starter).
- Felo has a free plan. Kagi Assistant does not, though it has a free trial.
- Only Felo lists iOS and Android apps.
- Only Felo lists a browser extension.
- Felo also covers AI agents and presentations.
Suits: Researching topics whose best sources are in another language
Limits worth knowing in Kagi Assistant
- Kagi Assistant is not sold on its own: it comes with a Kagi Search subscription, and the plans listed are Kagi's plans.
- Premium models and Research mode are limited to Ultimate at $25 per month. Other plans use standard models and Quick mode.
- Usage is capped by value: the plan price sets the token allowance, and AI interactions stop until the next billing cycle once it is used up.
- The free Trial is a one-time allowance of 100 searches and 100 AI interactions and does not renew.
Common questions
What are the alternatives to Kagi Assistant?
The alternatives to Kagi Assistant in this directory are Perplexity, Duck.ai, Lumo, Poe, T3 Chat and Felo. Each one has a side-by-side comparison with Kagi Assistant.
Is there a free alternative to Kagi Assistant?
Yes. Perplexity, Duck.ai, Lumo, Poe, T3 Chat and Felo have a free plan alongside paid ones.
Which Kagi Assistant alternatives work on Windows?
The Kagi Assistant listing does not include a Windows app. Duck.ai and Poe list one.
Which Kagi Assistant alternatives work on macOS?
The Kagi Assistant listing does not include a macOS app. Duck.ai and Poe list one.
Is there an open-source alternative to Kagi Assistant?
Lumo is described as open source on its own site.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 9, 2026. Vendors change prices without notice, so confirm on their site before you buy.
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