Vercel AI Gateway vs CometAPI vs Defapi vs OpenRouter

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

Your tool
Vercel AI Gateway
vs
Competitor 1
CometAPI
Competitor 2
DDefapi
Competitor 3
OpenRouter
Compare
4 tools · best value per row highlighted
Your tool 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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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 DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
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Competitor OpenRouter
openrouter.ai
Every model, one endpoint
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
302.3Kvisits/mo
2.4Kvisits/mo
22Mvisits/mo
MoM change
—
▲ 9.9%
▼ 42.6%
▲ 14.6%
6-month growth
—
-16.5%
-86.2%
+39.6%
Global rank web
—
#157,147
#4,650,820
#2,023
Avg. last 3 months
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295.7K
4.8K
19.5M
Bounce rate lower is better
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46%
36%
32%
Pages / visit
—
2.9
1.4
7.7
Visit duration
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38s
7s
6m 13s
Traffic sources
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● Direct 69% · ● Referral 30%
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● Direct 89% · ● Referral 10%
Vercel AI GatewayCometAPIDefapiOpenRouter
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 · 22M1K10K100K1M10M100MCometAPI · 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 · 22MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Paid
Freemium
Starting price
$20per month · free tier available
$4per month · free tier available
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Free tier
Free tier
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Free trial
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–
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API access
Plans
Hobby FreePro $20/moEnterprise Custom
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
Capabilities input → output
Input
TextImagesAudio
TextImages
TextImagesAudio
AudioVideoTextImages
Output
VideoTextImagesAudio
VideoTextImages
TextImagesAudio
VideoTextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeAI API
Development & CodeAI API
Development & CodeAI APILarge Language Models (LLMs)
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
1
6
1
5
APIs
LLM gateway
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API integrations
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Developer tools
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–
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Large language models
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–
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Development
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–
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Image generation
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–
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LLM comparison
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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
▲ 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.