OpenAI API vs CometAPI vs APIPASS vs OpenRouter

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

Your tool
OpenAI API
vs
Competitor 1
CometAPI
Competitor 2
APIPASS
Competitor 3
OpenRouter
Compare
4 tools · best value per row highlighted
Your tool OpenAI API
platform.openai.com
The API powering the AI ecosystem
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 APIPASS
apipass.dev
You're juggling eighteen different AI model providers through APIPASS
Make main Remove
Competitor OpenRouter
openrouter.ai
Every model, one endpoint
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
15.2Mvisits/mo
302.3Kvisits/mo
90.8Kvisits/mo
22Mvisits/mo
MoM change
▲ 4.6%
▲ 9.9%
▲ 2,647.8%
▲ 14.6%
6-month growth
-2.4%
-16.5%
—
+39.6%
Global rank web
—
#157,147
#4,344,465
#2,023
Avg. last 3 months
15.2M
295.7K
31.6K
19.5M
Bounce rate lower is better
34%
46%
44%
32%
Pages / visit
5.4
2.9
2.3
7.7
Visit duration
3m 56s
38s
15s
6m 13s
Traffic sources
● Direct 82% · ● Referral 15%
● Direct 69% · ● Referral 30%
—
● Direct 89% · ● Referral 10%
OpenAI APICometAPIAPIPASSOpenRouter
05.5M11M16.5M22MOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KAPIPASS · 1.2KAPIPASS · 700APIPASS · 3.3KAPIPASS · 90.8KOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22M1001K10K100K1M10M100MOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KAPIPASS · 1.2KAPIPASS · 700APIPASS · 3.3KAPIPASS · 90.8KOpenRouter · 7.5MOpenRouter · 8.6MOpenRouter · 8.4MOpenRouter · 11.2MOpenRouter · 15.8MOpenRouter · 17.9MOpenRouter · 16.8MOpenRouter · 17.3MOpenRouter · 19.2MOpenRouter · 22MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Freemium
Paid
Freemium
Starting price
—
$4per month · free tier available
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Free tier
Free tier
–
–
Free trial
–
–
API access
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Plans
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Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
Usage-Based Credits $1,250
Free FreeStandard Custom/moBusiness Custom/moEnterprise Custom
Capabilities input → output
Input
DocumentsImagesTextAudio
TextImages
ImagesText
VideoTextImagesAudio
Output
AudioCodeImagesTextVideo
VideoTextImages
AudioImagesTextVideo
ImagesTextVideoAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI APILarge Language Models (LLMs)
Development & CodeAI API
Development & CodeAI API
Development & CodeAI APILarge Language Models (LLMs)
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
6
7
5
APIs
API integrations
–
LLM gateway
–
–
Developer tools
–
–
Large language models
–
–
Development
–
–
Image generation
–
–
Video generation
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–
API cost reduction
–
–
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LLM development
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–
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API management
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–
–
Chatbot building
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–
–
LLM comparison
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 1
▲ 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.