Kagi vs Perplexity Sonar API vs ChatGPT vs Gemini

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Kagi
vs
Competitor 1
Perplexity Sonar API
Competitor 2
ChatGPT
Competitor 3
Gemini
Compare
4 tools · best value per row highlighted
Your tool Kagi
kagi.com
Kagi is a paid search engine with no ads and no tracking, funded entirely by subscribers rather than advertisers.
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Competitor Perplexity Sonar API
docs.perplexity.ai
Perplexity Sonar API is the developer platform behind Perplexity's real-time web research, exposed as a Router API, an Agent API, a Search API and an Embeddings API.
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Competitor ChatGPT
chatgpt.com
Your AI assistant for everything
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Competitor Gemini
gemini.google.com
Google's most capable AI model
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Traffic estimated monthly website traffic
Monthly visits
—
—
5.6Bvisits/mo
2.6Bvisits/mo
MoM change
—
—
▲ 3.5%
▼ 2.6%
6-month growth
—
—
-1.6%
+0.8%
Global rank web
—
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#7
#17
Avg. last 3 months
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—
5.5B
2.7B
Bounce rate lower is better
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—
30%
28%
Pages / visit
—
—
4.3
4.1
Visit duration
—
—
6m 35s
7m 01s
Traffic sources
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● Direct 95% · ● Referral 3%
● Direct 94% · ● Referral 4%
KagiPerplexity Sonar APIChatGPTGemini
01.5B2.9B4.4B5.8BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BGemini · 1.4BGemini · 1.7BGemini · 2.1BGemini · 2.1BGemini · 2.6BGemini · 2.8BGemini · 2.9BGemini · 2.9BGemini · 2.7BGemini · 2.6B1B10BChatGPT · 5.8BChatGPT · 5.5BChatGPT · 5.7BChatGPT · 5.4BChatGPT · 5.7BChatGPT · 5.5BChatGPT · 5.6BChatGPT · 5.4BChatGPT · 5.5BChatGPT · 5.6BGemini · 1.4BGemini · 1.7BGemini · 2.1BGemini · 2.1BGemini · 2.6BGemini · 2.8BGemini · 2.9BGemini · 2.9BGemini · 2.7BGemini · 2.6BNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
—
Freemium
Freemium
Starting price
$5per month
—
$8per month · free tier available
$4.99per month · free tier available
Free tier
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–
Free trial
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API access
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–
–
Plans
Trial FreeStarter $5/moProfessional $10/moUltimate $25/mo
Router API CustomAgent API CustomSearch API CustomEmbeddings API Custom+1 more
Free FreeGo $8/moPlus $20/moPro 5x $100/mo+1 more
Free FreeGoogle AI Plus $4.99/moGoogle AI Pro $19.99/moGoogle AI Ultra 5x $99.99/mo+1 more
Capabilities input → output
Input
Web pagesText
Text
AudioTextImagesDocumentsCode
ImagesTextDocumentsCodeAudio
Output
Text
Text
TextImagesCodeAudio
VideoTextImagesCodeAudio
Skill level
Beginner-friendly
Advanced
Beginner-friendly
Beginner-friendly
Categories
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+6 more
Development & CodeAI API
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
8
9
19
15
Chatbots
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Search engine
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Summarizing
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Translations
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Research
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Image generation
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–
Coding
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Email writing
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Writing
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Image to image
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Image editing
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APIs
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–
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Web search
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–
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AI search
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–
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Blogging
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–
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Copywriting
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–
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Essay writing
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–
–
Grammar checking
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–
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Image to text
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Information retrieval
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–
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LLM gateway
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–
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Large language models
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–
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News
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PDF analysis
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Video generation
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Video summaries
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–
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Web search summaries
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–
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Agents
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–
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Browser
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–
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Code documentation
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–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
★ 4.34 ratings
★ 4.33 ratings
Upvotes
▲ 0
▲ 0
▲ 17
▲ 11
Saves
0
0
4
1
Reviews
0
0
4
3
Prompts
0
0
17
4
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.