CometAPI vs Parallel Web Systems vs Defapi vs OpenRouter

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

Your tool
CometAPI
vs
Competitor 1
Parallel Web Systems
Competitor 2
DDefapi
Competitor 3
OpenRouter
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
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Competitor Parallel Web Systems
parallel.ai
Parallel Web Systems builds web infrastructure for AI agents.
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
295.7K
—
4.8K
19.5M
Bounce rate lower is better
46%
—
36%
32%
Pages / visit
2.9
—
1.4
7.7
Visit duration
38s
—
7s
6m 13s
Traffic sources
● Direct 69% · ● Referral 30%
—
—
● Direct 89% · ● Referral 10%
CometAPIParallel Web SystemsDefapiOpenRouter
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
Free
Paid
Freemium
Starting price
$4per month · free tier available
Free
—
Free tier
Free tier
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Free trial
–
–
–
API access
Plans
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
Pay as you go CustomResponses/Monitor/Find All APIs Custom
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
TextImages
DataTextWeb pages
AudioTextImages
AudioVideoTextImages
Output
ImagesTextVideo
TextData
TextImagesAudio
VideoTextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeProductivity & OfficeResearch & AnalyticsAI Developer Tools+3 more
Development & CodeAI API
Development & CodeAI APILarge Language Models (LLMs)
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
9
4
5
APIs
LLM gateway
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API integrations
–
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Developer tools
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Web search
–
–
–
API management
–
–
–
Agents
–
–
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Data extraction
–
–
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Large language models
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–
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Monitoring
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–
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Research
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–
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Web scraping
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–
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API security
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–
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Development
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–
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Image generation
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LLM comparison
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Video generation
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Website crawling
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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.