CometAPI vs Defapi vs OpenRouter vs FastRouter

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

Your tool
CometAPI
vs
Competitor 1
DDefapi
Competitor 2
OpenRouter
Competitor 3
FastRouter
Compare
4 tools · best value per row highlighted
Your tool CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
Remove
Competitor DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
Make main Remove
Competitor OpenRouter
openrouter.ai
Every model, one endpoint
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
2.4Kvisits/mo
22Mvisits/mo
15.5Kvisits/mo
MoM change
▲ 9.9%
▼ 42.6%
▲ 14.6%
▼ 62.7%
6-month growth
-16.5%
-86.2%
+39.6%
+4.7%
Global rank web
#157,147
#4,650,820
#2,023
#1,733,591
Avg. last 3 months
295.7K
4.8K
19.5M
23.1K
Bounce rate lower is better
46%
36%
32%
45%
Pages / visit
2.9
1.4
7.7
1.5
Visit duration
38s
7s
6m 13s
15s
Traffic sources
● Direct 69% · ● Referral 30%
—
● Direct 89% · ● Referral 10%
● Direct 95% · ● Referral 5%
CometAPIDefapiOpenRouterFastRouter
05.5M11M16.5M22MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22MFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5K1K10K100K1M10M100MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22MFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Paid
Freemium
Freemium
Starting price
$4per month · free tier available
—
Free tier
$199per month · free tier available
Free tier
–
Free trial
–
–
–
API access
Plans
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
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
Free FreeStandard Custom/moBusiness Custom/moEnterprise Custom
Starter FreePro $199/moBusiness $799/moEnterprise Custom
Capabilities input → output
Input
TextImages
TextImagesAudio
AudioVideoTextImages
TextImagesAudio
Output
VideoTextImages
TextImagesAudio
VideoTextImagesAudio
VideoTextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeAI API
Development & CodeAI APILarge Language Models (LLMs)
Development & CodeAI APIAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
1
5
3
APIs
LLM gateway
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Model routing
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–
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API integrations
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–
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Developer tools
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–
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Large language models
–
–
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Development
–
–
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Image generation
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–
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LLM comparison
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–
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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
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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.