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ChatGPT vs Kagi

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

ChatGPT logo

ChatGPT

OpenAI's AI assistant for writing, research, coding, image generation and voice chat

4.0(1 review)Freemium
Visit websiteView details
Kagi logo

Kagi

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

Free trial
Visit websiteView details

Verdict

ChatGPT and Kagi are both AI Assistants tools. ChatGPT scores higher in FinderAtlas's editorial review (8.9 vs 8.1 out of 10). Both have a free plan or trial. Only ChatGPT is available on Windows and macOS. Only Kagi offers an API.

Best overall

ChatGPT

  • Students
  • Writers
  • Software Developers
  • Researchers

Choose ChatGPT if

  • You want a tool built for everyday questions, drafting and editing text, summarizing documents, coding help, data analysis and image generation in one assistant.
  • One assistant covers text, voice, images, file analysis, search and coding.
  • Free tier lets users try the service without a card.

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.
Best for beginners
ChatGPT
Best for business
ChatGPT

Features

16 features compared.

  • Chat with web search
    ChatGPT
    Available
    Kagi
    Not available
  • Voice mode
    ChatGPT
    Available
    Kagi
    Not available
  • Image generation
    ChatGPT
    Available
    Kagi
    Not available
  • File and image analysis
    ChatGPT
    Available
    Kagi
    Not available
  • Projects
    ChatGPT
    Available
    Kagi
    Not available
  • ChatGPT agent
    ChatGPT
    Available
    Kagi
    Not available
  • Codex
    ChatGPT
    Available
    Kagi
    Not available
  • Connectors and apps
    ChatGPT
    Available
    Kagi
    Not available
  • Ad-free search
    ChatGPT
    Not available
    Kagi
    Available
  • Site personalization
    ChatGPT
    Not available
    Kagi
    Available
  • Lenses
    ChatGPT
    Not available
    Kagi
    Available
  • Kagi Assistant
    ChatGPT
    Not available
    Kagi
    Available
  • Quick Answer and Summarize Page
    ChatGPT
    Not available
    Kagi
    Available
  • Developer APIs
    ChatGPT
    Not available
    Kagi
    Available
  • Orion browser
    ChatGPT
    Not available
    Kagi
    Available
  • Kagi Translate and Kagi News
    ChatGPT
    Not available
    Kagi
    Available

Pricing

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

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

ChatGPT plans

  • Free

    $0

    Limited access to OpenAI's models for everyday use

    • Limited messages
    • Limited file uploads
    • Limited image generation
    • May show ads in some regions

  • Go

    $8/month

    Low-cost plan with more usage than Free

    • More messages than Free
    • More uploads and image generation
    • May show ads

  • Plus

    Most popular

    $20/month

    For individuals who want more capable models and higher limits

    • Access to more advanced models
    • Projects
    • Expanded Codex
    • Higher limits for research and voice

  • Pro 100

    $100/month

    High-volume use for research and coding

    • About 5x Plus usage
    • Everything in Plus

  • Pro 200

    $200/month

    Higher usage than Pro 100

    • About 20x Plus usage
    • Everything in Plus

  • Pro 500

    $500/month

    Highest usage tier

    • Highest usage limits
    • Ultrafast model variants
    • Everything in Plus

  • Business

    $25/user/mo

    For small teams, with a two-seat minimum

    • Shared workspace
    • Admin controls
    • Business data not used for training by default

  • Enterprise

    Custom/user/mo

    For large organizations, priced by contract

    • Single sign-on
    • Admin and security controls
    • Dedicated support

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

Our ratings

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

ChatGPT
8.9overall
Kagi
8.1overall

  • General Reasoning & Logic

    ChatGPT
    9.0
    Kagi
    Not rated

  • Conversational Fluency

    ChatGPT
    9.2
    Kagi
    Not rated

  • Coding & Data Analysis

    ChatGPT
    8.8
    Kagi
    Not rated

  • Multimodal Processing

    ChatGPT
    9.0
    Kagi
    Not rated

  • Ecosystem & Integrations

    ChatGPT
    8.7
    Kagi
    Not rated

  • Ease of Use

    ChatGPT
    Not rated
    Kagi
    8.2

  • Feature Depth

    ChatGPT
    Not rated
    Kagi
    8.6

  • Value for Money

    ChatGPT
    Not rated
    Kagi
    7.4

  • Performance & Speed

    ChatGPT
    Not rated
    Kagi
    8.4

  • Documentation & Support

    ChatGPT
    Not rated
    Kagi
    7.8

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

ChatGPT

Pros

  • One assistant covers text, voice, images, file analysis, search and coding
  • Free tier lets users try the service without a card
  • Apps for web, iOS, Android, macOS and Windows with synced history
  • Large ecosystem of connectors, projects and agent features
  • Plans range from $8 to $500 per month, so users can match spend to usage

Cons

  • Free and Go usage limits are low and may include ads
  • Pricing and model lineup change often, which makes limits hard to compare over time
  • Answers can be wrong and need checking, especially for facts and citations
  • The top Pro tiers cost $100 to $500 per month

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.

Platforms

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

Integrations

ChatGPT

2 integrations
  • Gmail
  • MCP connectors

Kagi

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

Company

  • Company
    ChatGPT
    OpenAI
    Kagi
    Kagi Inc.
  • Founded
    ChatGPT
    2015
    Kagi
    2018
  • Headquarters
    ChatGPT
    San Francisco, CA
    Kagi
    San Francisco, CA
  • Listing
    ChatGPT
    Claimed
    Kagi
    Claimed

Frequently asked questions

Is ChatGPT better than Kagi?

It depends on your workflow. ChatGPT is built for everyday questions, drafting and editing text, summarizing documents, coding help, data analysis and image generation in one assistant. Kagi is built for people who want ad-free, personalizable search results and are willing to pay a subscription to get them.

What are the key feature differences between ChatGPT and Kagi?

ChatGPT: OpenAI's AI assistant for writing, research, coding, image generation and voice chat. Kagi: Ad-free, subscription-funded search engine with built-in AI assistant and summarization tools. ChatGPT is rated 4.0/5 from 1 user review.

Does ChatGPT or Kagi have a free plan?

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

Which is cheaper, ChatGPT or Kagi?

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