Perplexity Sonar API vs CometAPI vs Blackbox AI vs FastRouter

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
Blackbox AI
Competitor 3
FastRouter
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.
Remove
Competitor CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
Make main Remove
Competitor Blackbox AI
blackbox.ai
Blackbox AI is an inference platform built around privacy and speed.
Make main Remove
Competitor FastRouter
fastrouter.ai
This LLM gateway lets teams tap into over 100 AI models through one API endpoint
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
302.3Kvisits/mo
1.5Mvisits/mo
15.5Kvisits/mo
MoM change
—
▲ 9.9%
▼ 7.7%
▼ 62.7%
6-month growth
—
-16.5%
-73.6%
+4.7%
Global rank web
—
#157,147
#24,905
#1,733,591
Avg. last 3 months
—
295.7K
1.8M
23.1K
Bounce rate lower is better
—
46%
41%
45%
Pages / visit
—
2.9
6.0
1.5
Visit duration
—
38s
1m 59s
15s
Traffic sources
—
● Direct 69% · ● Referral 30%
● Direct 92% · ● Referral 6%
● Direct 95% · ● Referral 5%
Perplexity Sonar APICometAPIBlackbox AIFastRouter
02.3M4.7M7M9.3MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KBlackbox AI · 9.3MBlackbox AI · 6.9MBlackbox AI · 5.2MBlackbox AI · 5.5MBlackbox AI · 5.6MBlackbox AI · 5.1MBlackbox AI · 3.9MBlackbox AI · 2.4MBlackbox AI · 1.6MBlackbox AI · 1.5MFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5K1K10K100K1M10MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KBlackbox AI · 9.3MBlackbox AI · 6.9MBlackbox AI · 5.2MBlackbox AI · 5.5MBlackbox AI · 5.6MBlackbox AI · 5.1MBlackbox AI · 3.9MBlackbox AI · 2.4MBlackbox AI · 1.6MBlackbox AI · 1.5MFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
—
Freemium
Freemium
Freemium
Starting price
—
$4per month · free tier available
Free tier
$199per month · free tier available
Free tier
–
Free trial
–
–
–
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
Capabilities input → output
Input
Text
TextImages
CodeText
AudioTextImages
Output
Text
VideoTextImages
TextCode
VideoTextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeAI API
Development & CodeAI APIAI Coding Assistant
Development & CodeAI APIAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
6
3
6
APIs
LLM gateway
–
Developer tools
–
Model routing
–
–
API integrations
–
–
Development
–
–
Web search
–
–
–
Coding
–
–
–
Information retrieval
–
–
–
Web search summaries
–
–
–
API management
–
–
–
Agents
–
–
–
Image generation
–
–
–
Video generation
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
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.