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Kagi vs Oboe

Features, pricing, ratings, and pros and cons, side by side.

Kagi logo

Kagi

Ad-free, subscription-funded search engine with built-in AI assistant and summarization tools

Free trial
Visit websiteView details
Oboe logo

Oboe

AI tutor that builds personalized learning paths with podcasts, flashcards and quizzes on any topic

Freemium
Visit websiteView details

Verdict

Kagi is listed under AI Assistants and Oboe under Education & Research. Kagi scores higher in FinderAtlas's editorial review (8.1 vs 7.6 out of 10), led by feature depth and performance & speed. Both have a free plan or trial. Only Kagi is available on iOS and Android and offers an API.

Best overall

Kagi

  • Privacy-conscious users
  • Researchers
  • Developers
  • Heavy web searchers

Choose Kagi if

  • You want a tool built for people who want ad-free, personalizable search results and are willing to pay a subscription to get them.
  • No advertising; revenue comes from subscriptions.
  • Site-level raise, lower and block controls let users tune results.

Choose Oboe if

  • You want a tool built for getting up to speed on an unfamiliar topic quickly, turning study documents into flashcards and quizzes, learning through audio.
  • Free plan includes every learning format, with only daily rate limits.
  • Mixes podcasts, flashcards, quizzes, study guides, diagrams and songs in one chat.
Best for beginners
Kagi
Best for business
Oboe

Features

16 features compared.

  • Ad-free search
    Kagi
    Available
    Oboe
    Not available
  • Site personalization
    Kagi
    Available
    Oboe
    Not available
  • Lenses
    Kagi
    Available
    Oboe
    Not available
  • Kagi Assistant
    Kagi
    Available
    Oboe
    Not available
  • Quick Answer and Summarize Page
    Kagi
    Available
    Oboe
    Not available
  • Developer APIs
    Kagi
    Available
    Oboe
    Not available
  • Orion browser
    Kagi
    Available
    Oboe
    Not available
  • Kagi Translate and Kagi News
    Kagi
    Available
    Oboe
    Not available
  • Personalized Learning Paths
    Kagi
    Not available
    Oboe
    Available
  • Podcasts
    Kagi
    Not available
    Oboe
    Available
  • Flashcards and Quizzes
    Kagi
    Not available
    Oboe
    Available
  • Study Guides
    Kagi
    Not available
    Oboe
    Available
  • Diagrams and Songs
    Kagi
    Not available
    Oboe
    Available
  • Document Upload
    Kagi
    Not available
    Oboe
    Available
  • Shareable Artifacts
    Kagi
    Not available
    Oboe
    Available
  • Multilingual Teaching
    Kagi
    Not available
    Oboe
    Available

Pricing

Plans as listed by each vendor. Check their sites for current prices.

  • Pricing model
    Kagi
    Free trial
    Oboe
    Freemium
  • Free plan
    Kagi
    Yes
    Oboe
    Yes
  • Starting price
    Kagi
    $0
    Oboe
    $0
  • Plans
    Kagi
    4 plans
    Oboe
    3 plans

Kagi plans

  • Trial

    $0

    Free trial to evaluate Kagi

    • 100 searches
    • 100 Assistant interactions

  • Starter

    $5/month

    Entry plan for light searchers

    • 300 searches
    • Assistant Quick mode

  • Professional

    Most popular

    $10/month

    Unlimited search for regular users

    • Unlimited searches
    • Assistant Quick mode
    • larger monthly Assistant allowance

  • Ultimate

    $25/month

    Full AI access

    • Unlimited searches
    • Assistant Research mode
    • flagship models including Claude
    • GPT and Gemini
    • highest level of support

Oboe plans

  • Free

    $0

    Start chats on any topic and use every format, with daily rate limits

    • All formats
    • daily usage limits that reset
    • document upload

  • Plus

    Most popular

    $15/month

    More usage for going deeper

    • More usage than Free
    • priority support

  • Pro

    $40/month

    Unlimited usage for heavy learners

    • Unlimited usage
    • priority generation
    • white glove customer support

Our ratings

Scored out of 10 by the Finder Atlas editorial team. Last reviewed October 2026.

Kagi
8.1overall
Oboe
7.6overall

Kagi leads in 3 categories and Oboe in 2.

  • Ease of Use

    Oboe leads by 0.3
    Kagi
    8.2
    Oboe
    8.5

  • Feature Depth

    Kagi leads by 1.1
    Kagi
    8.6
    Oboe
    7.5

  • Value for Money

    Oboe leads by 0.1
    Kagi
    7.4
    Oboe
    7.5

  • Performance & Speed

    Kagi leads by 0.9
    Kagi
    8.4
    Oboe
    7.5

  • Documentation & Support

    Kagi leads by 0.8
    Kagi
    7.8
    Oboe
    7.0

Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.

Pros and cons

Kagi

Pros

  • No advertising; revenue comes from subscriptions.
  • Site-level raise, lower and block controls let users tune results.
  • Lenses give quick topic-specific filtering such as Academic or Forums.
  • Ultimate bundles access to Claude, GPT and Gemini models in Assistant.
  • Public APIs and an MCP server support developer use.
  • Transparent funding history published by the company.

Cons

  • No permanent free tier: the trial is limited to 100 searches.
  • The $5 Starter plan caps searches at 300 per month, which users report running out of quickly.
  • Reviewers report that lens use and loading more results can count as extra searches.
  • Full AI model access requires the $25 Ultimate plan.

Oboe

Pros

  • Free plan includes every learning format, with only daily rate limits.
  • Mixes podcasts, flashcards, quizzes, study guides, diagrams and songs in one chat.
  • Accepts uploaded documents up to 10 MB as source material.
  • Teaches in the language of the prompt, including audio.
  • Teachers can get free access to Oboe Pro, per a June 2026 company post.

Cons

  • The homepage says chats are going away and past chats and artifacts will become inaccessible.
  • Prices are not shown on the public site, and third-party sources disagree on them.
  • Web only: no iOS or Android app yet.
  • New worksheets and revisions are no longer supported.

Platforms

  • Web
    Kagi
    Supported
    Oboe
    Supported
  • Windows
    Kagi
    Not supported
    Oboe
    Not supported
  • macOS
    Kagi
    Not supported
    Oboe
    Not supported
  • iOS
    Kagi
    Supported
    Oboe
    Not supported
  • Android
    Kagi
    Supported
    Oboe
    Not supported
  • API
    Kagi
    Supported
    Oboe
    Not supported
  • Browser Extension
    Kagi
    Not supported
    Oboe
    Not supported

Integrations

Kagi

4 integrations
  • Anthropic Claude
  • OpenAI GPT
  • Google Gemini
  • MCP

Oboe

No integrations listed.

Company

  • Company
    Kagi
    Kagi Inc.
    Oboe
    Oboe
  • Founded
    Kagi
    2018
    Oboe
    Not listed
  • Headquarters
    Kagi
    San Francisco, CA
    Oboe
    New York, NY
  • Listing
    Kagi
    Claimed
    Oboe
    Claimed

Frequently asked questions

Is Kagi better than Oboe?

It depends on your workflow. Kagi is built for people who want ad-free, personalizable search results and are willing to pay a subscription to get them. Oboe is built for getting up to speed on an unfamiliar topic quickly, turning study documents into flashcards and quizzes, learning through audio.

What are the key feature differences between Kagi and Oboe?

Kagi: Ad-free, subscription-funded search engine with built-in AI assistant and summarization tools. Oboe: AI tutor that builds personalized learning paths with podcasts, flashcards and quizzes on any topic.

Does Kagi or Oboe have a free plan?

Yes, both do. Kagi is free trial and Oboe is freemium, and each has a free plan or trial.

Which is cheaper, Kagi or Oboe?

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.