Defapi vs Langfuse vs CometAPI vs APIPASS

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

Your tool
DDefapi
vs
Competitor 1
Langfuse
Competitor 2
CometAPI
Competitor 3
APIPASS
Compare
4 tools · best value per row highlighted
Your tool DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
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Competitor Langfuse
langfuse.com
Langfuse is an open-source platform for observability and evaluation of AI agents and LLM applications.
Make main 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
Traffic estimated monthly website traffic
Monthly visits
2.4Kvisits/mo
—
302.3Kvisits/mo
90.8Kvisits/mo
MoM change
▼ 42.6%
—
▲ 9.9%
▲ 2,647.8%
6-month growth
-86.2%
—
-16.5%
—
Global rank web
#4,650,820
—
#157,147
#4,344,465
Avg. last 3 months
4.8K
—
295.7K
31.6K
Bounce rate lower is better
36%
—
46%
44%
Pages / visit
1.4
—
2.9
2.3
Visit duration
7s
—
38s
15s
Traffic sources
—
—
● Direct 69% · ● Referral 30%
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DefapiLangfuseCometAPIAPIPASS
0208.6K417.2K625.8K834.4KDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KAPIPASS · 1.2KAPIPASS · 700APIPASS · 3.3KAPIPASS · 90.8K1001K10K100K1MDefapi · 11.1KDefapi · 13KDefapi · 12.4KDefapi · 17.7KDefapi · 9.4KDefapi · 6.2KDefapi · 7.6KDefapi · 4.2KDefapi · 2.4KCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KAPIPASS · 1.2KAPIPASS · 700APIPASS · 3.3KAPIPASS · 90.8KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Freemium
Freemium
Paid
Starting price
—
$29per month · free tier available
$4per month · free tier available
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Free tier
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Free trial
–
–
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API access
Plans
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
Hobby FreeCore $29/moPro $199/moTeams add-on $300/mo+1 more
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
Usage-Based Credits $1,250
Capabilities input → output
Input
AudioImagesText
TextData
ImagesText
ImagesText
Output
AudioImagesText
Data
VideoTextImages
VideoTextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeAI API
Development & CodeAI API
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
12
6
7
APIs
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API integrations
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Developer tools
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API management
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Image generation
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Video generation
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AI observability
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AI system monitoring
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API cost reduction
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LLM gateway
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LLM testing
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–
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Monitoring
–
–
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Prompt management
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Self hosted
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–
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API security
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Debugging
–
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Development
–
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Generative AI evaluation
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LLM behavior analysis
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LLM management
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Prompts
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
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–
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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.