Stack AI vs CrewAI vs Weaviate vs Pipefy

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

Your tool
Stack AI
vs
Competitor 1
CrewAI
Competitor 2
Weaviate
Competitor 3
Pipefy
Compare
4 tools · best value per row highlighted
Your tool Stack AI
stack-ai.com
Connect AI models visually
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Competitor CrewAI
crewai.com
CrewAI is a multi-agent platform that covers the full agent lifecycle for businesses: discover what to automate, build agents, govern them in production and optimize them over time.
Make main Remove
Competitor Weaviate
weaviate.io
Search that understands meaning
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Competitor Pipefy
pipefy.com
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
476.6Kvisits/mo
154.2Kvisits/mo
2.7Mvisits/mo
MoM change
▼ 57.9%
▼ 10.3%
▼ 11.8%
▲ 13.8%
6-month growth
-93.7%
-5.3%
-7.0%
+18.7%
Global rank web
#1,700,092
#107,487
#293,589
#17,377
Avg. last 3 months
13.9K
564.3K
155.7K
2.6M
Bounce rate lower is better
39%
46%
41%
45%
Pages / visit
1.8
2.6
1.9
7.4
Visit duration
14s
1m 32s
50s
9m 54s
Traffic sources
—
● Direct 75% · ● Referral 23%
● Direct 82% · ● Referral 18%
● Direct 80% · ● Mail 13%
Stack AICrewAIWeaviatePipefy
0726.4K1.5M2.2M2.9MStack 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 · 6.3KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KPipefy · 2.1MPipefy · 2.2MPipefy · 2.4MPipefy · 2.3MPipefy · 2.9MPipefy · 2.4MPipefy · 2.6MPipefy · 2.4MPipefy · 2.7M1K10K100K1M10MStack 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 · 6.3KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KPipefy · 2.1MPipefy · 2.2MPipefy · 2.4MPipefy · 2.3MPipefy · 2.9MPipefy · 2.4MPipefy · 2.6MPipefy · 2.4MPipefy · 2.7MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
Free tier
Free
$45per month · free tier available
Free tier
Free tier
Free trial
–
–
–
API access
–
Plans
—
Basic FreeEnterprise $0
Free FreeFlex $45/moPremium $0
Starter FreeBusiness CustomEnterprise Custom
Capabilities input → output
Input
DataDocumentsText
Text
DataImagesText
DataText
Output
Apps
AppsCode
Data
Apps
Skill level
Intermediate
Advanced
Advanced
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+2 more
Development & CodeAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
9
6
4
Agents
–
No-code
–
Workflows
–
Agent creation
–
Developer tools
–
–
Agent collaboration
–
–
–
Vector databases
–
–
–
Agent management
–
–
–
Business automation
–
–
–
Databases
–
–
–
Process automation
–
–
–
APIs
–
–
–
Agent testing
–
–
–
Development
–
–
–
Finance workflow automation
–
–
–
Information retrieval
–
–
–
LLM development
–
–
–
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
–
–
–
–

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.