Defapi vs Perplexity Sonar API vs Kagi vs Vercel AI Gateway

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

Your tool
DDefapi
vs
Competitor 1
Perplexity Sonar API
Competitor 2
Kagi
Competitor 3
Vercel AI Gateway
Compare
4 tools · best value per row highlighted
Your tool DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
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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 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 Vercel AI Gateway
vercel.com
Vercel AI Gateway is a single API endpoint for hundreds of AI models from OpenAI, Anthropic, SpaceXAI, open-source providers and more.
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Traffic estimated monthly website traffic
Monthly visits
2.4Kvisits/mo
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MoM change
▼ 42.6%
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6-month growth
-86.2%
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Global rank web
#4,650,820
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Avg. last 3 months
4.8K
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Bounce rate lower is better
36%
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Pages / visit
1.4
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Visit duration
7s
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Traffic sources
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DefapiPerplexity Sonar APIKagiVercel AI Gateway
04.4K8.8K13.3K17.7KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4K1K10K100KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
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Freemium
Freemium
Starting price
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$5per month
$20per month · free tier available
Free tier
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Free trial
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API access
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Plans
Gemini 3.1 Pro Preview $1/$6/per requestClaude Sonnet 4.6 $1.5/$7.5/per requestClaude Opus 4.6 $2.5/$12.5/per requestSora 2 Stable $0.175+/per request+2 more
Router API CustomAgent API CustomSearch API CustomEmbeddings API Custom+1 more
Trial FreeStarter $5/moProfessional $10/moUltimate $25/mo
Hobby FreePro $20/moEnterprise Custom
Capabilities input → output
Input
AudioTextImages
Text
Web pagesText
ImagesTextAudio
Output
TextImagesAudio
Text
Text
VideoTextImagesAudio
Skill level
Advanced
Advanced
Beginner-friendly
Advanced
Categories
Development & CodeAI API
Development & CodeAI API
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+6 more
Development & CodeAI API
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
9
8
7
APIs
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LLM gateway
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Model routing
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API management
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Developer tools
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API integrations
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Search engine
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Web search
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AI search
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Chatbots
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Information retrieval
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LLM management
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Large language models
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News
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Summarizing
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Translations
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Web search summaries
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API security
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Agents
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Browser
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Development
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Research
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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Saves
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Reviews
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Prompts
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Verified listing
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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.