Perplexity Sonar API vs CometAPI vs FastRouter vs Nexos AI

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

Your tool
Perplexity Sonar API
vs
Competitor 1
CometAPI
Competitor 2
FastRouter
Competitor 3
Nexos AI
Compare
4 tools · best value per row highlighted
Your tool 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 CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
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Competitor FastRouter
fastrouter.ai
This LLM gateway lets teams tap into over 100 AI models through one API endpoint
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Competitor Nexos AI
nexos.ai
Nexos AI is an AI platform with two sides.
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Traffic estimated monthly website traffic
Monthly visits
—
302.3Kvisits/mo
15.5Kvisits/mo
333.8Kvisits/mo
MoM change
—
▲ 9.9%
▼ 62.7%
▼ 38.4%
6-month growth
—
-16.5%
+4.7%
+49.7%
Global rank web
—
#157,147
#1,733,591
#140,596
Avg. last 3 months
—
295.7K
23.1K
416.2K
Bounce rate lower is better
—
46%
45%
41%
Pages / visit
—
2.9
1.5
2.7
Visit duration
—
38s
15s
1m 55s
Traffic sources
—
● Direct 69% · ● Referral 30%
● Direct 95% · ● Referral 5%
● Direct 92% · ● Referral 4%
Perplexity Sonar APICometAPIFastRouterNexos AI
0208.6K417.2K625.8K834.4KCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5KNexos AI · 140.9KNexos AI · 155.6KNexos AI · 223KNexos AI · 369.9KNexos AI · 343.2KNexos AI · 373KNexos AI · 541.8KNexos AI · 333.8K1K10K100K1MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5KNexos AI · 140.9KNexos AI · 155.6KNexos AI · 223KNexos AI · 369.9KNexos AI · 343.2KNexos AI · 373KNexos AI · 541.8KNexos AI · 333.8KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Freemium
Freemium
Starting price
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$4per month · free tier available
$199per month · free tier available
Free tier
Free tier
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Free trial
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–
–
API access
Plans
Router API CustomAgent API CustomSearch API CustomEmbeddings API Custom+1 more
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
Starter FreePro $199/moBusiness $799/moEnterprise Custom
Free Trial €0/7 daysPro €20/moEnterprise Custom
Capabilities input → output
Input
Text
TextImages
TextImagesAudio
CodeTextDocuments
Output
Text
VideoTextImages
VideoTextImagesAudio
TextImagesCode
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Development & CodeAI API
Development & CodeAI API
Development & CodeAI APIAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
9
6
6
7
APIs
LLM gateway
Developer tools
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Model routing
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–
API integrations
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–
Agents
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–
Web search
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–
–
Chatbots
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–
–
Information retrieval
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–
–
Web search summaries
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–
–
AI system monitoring
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–
–
API management
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–
–
Agent creation
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–
–
Development
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–
–
Image generation
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–
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No-code
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–
–
Video generation
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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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▲ 1
Saves
0
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0
0
Reviews
0
0
0
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Prompts
0
0
0
0
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.