CometAPI vs Stack AI vs Defapi vs APIMart

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

Your tool
CometAPI
vs
Competitor 1
Stack AI
Competitor 2
DDefapi
Competitor 3
APIMart
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 Stack AI
stack-ai.com
Connect AI models visually
Make main 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 APIMart
apimart.ai
Developers wanting access to hundreds of AI models without juggling multiple API keys need something different than ChatGPT's single-model approach
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
302.3Kvisits/mo
6.3Kvisits/mo
2.4Kvisits/mo
326.9Kvisits/mo
MoM change
▲ 9.9%
▼ 57.9%
▼ 42.6%
▲ 23.2%
6-month growth
-16.5%
-93.7%
-86.2%
+278.0%
Global rank web
#157,147
#1,700,092
#4,650,820
#145,689
Avg. last 3 months
295.7K
13.9K
4.8K
291K
Bounce rate lower is better
46%
39%
36%
40%
Pages / visit
2.9
1.8
1.4
4.7
Visit duration
38s
14s
7s
3m 21s
Traffic sources
● Direct 69% · ● Referral 30%
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● Direct 95% · ● Referral 5%
CometAPIStack AIDefapiAPIMart
0208.6K417.2K625.8K834.4KCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KAPIMart · 11.8KAPIMart · 36.6KAPIMart · 73.1KAPIMart · 75.8KAPIMart · 86.5KAPIMart · 186.8KAPIMart · 327.6KAPIMart · 280.9KAPIMart · 265.3KAPIMart · 326.9K1K10K100K1MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KAPIMart · 11.8KAPIMart · 36.6KAPIMart · 73.1KAPIMart · 75.8KAPIMart · 86.5KAPIMart · 186.8KAPIMart · 327.6KAPIMart · 280.9KAPIMart · 265.3KAPIMart · 326.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Paid
Free
Starting price
$4per month · free tier available
Free tier
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Free
Free tier
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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
Usage-Based Pricing Custom/usage-based
Capabilities input → output
Input
TextImages
DataTextDocuments
AudioTextImages
TextImages
Output
VideoTextImages
Apps
TextImagesAudio
VideoTextImagesAudio
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeAI API
Development & CodeAI API
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
7
4
6
APIs
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API integrations
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LLM gateway
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Developer tools
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Image generation
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Video generation
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Agents
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–
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No-code
–
–
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Workflows
–
–
–
API management
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–
–
Agent creation
–
–
–
Business automation
–
–
–
Process automation
–
–
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API security
–
–
–
Finance workflow automation
–
–
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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.