Stack AI vs Semantic Kernel vs ChatNode vs Activepieces

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

Your tool
Stack AI
vs
Competitor 1
Semantic Kernel
Competitor 2
ChatNode
Competitor 3
Activepieces
Compare
4 tools · best value per row highlighted
Your tool Stack AI
stack-ai.com
Connect AI models visually
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Competitor Semantic Kernel
learn.microsoft.com
Semantic Kernel is a lightweight, open-source development kit from Microsoft for building AI agents and adding AI models to existing C#, Python or Java codebases.
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Competitor ChatNode
chatnode.ai
ChatNode builds AI customer service agents that handle support queries and execute actions through API calls
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Competitor Activepieces
activepieces.com
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Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
—
7.9Kvisits/mo
221.7Kvisits/mo
MoM change
▼ 57.9%
—
▼ 56.0%
▲ 1.8%
6-month growth
-93.7%
—
-13.9%
-10.0%
Global rank web
#1,700,092
—
#1,061,283
#174,361
Avg. last 3 months
13.9K
—
12.2K
226.6K
Bounce rate lower is better
39%
—
39%
39%
Pages / visit
1.8
—
4.9
3.8
Visit duration
14s
—
2m 20s
2m 39s
Traffic sources
—
—
● Direct 97% · ● Mail 3%
● Direct 74% · ● Referral 24%
Stack AISemantic KernelChatNodeActivepieces
061.6K123.1K184.7K246.2KStack 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 · 6.3KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9KActivepieces · 209.7KActivepieces · 239.2KActivepieces · 236KActivepieces · 187.9KActivepieces · 246.2KActivepieces · 223.6KActivepieces · 218.4KActivepieces · 240.1KActivepieces · 217.9KActivepieces · 221.7K1K10K100K1MStack 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 · 6.3KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9KActivepieces · 209.7KActivepieces · 239.2KActivepieces · 236KActivepieces · 187.9KActivepieces · 246.2KActivepieces · 223.6KActivepieces · 218.4KActivepieces · 240.1KActivepieces · 217.9KActivepieces · 221.7KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
—
Free Trial
Freemium
Starting price
Free tier
—
$35per month
$20per month · free tier available
Free tier
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Free trial
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API access
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Plans
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Lite $35/moStandard $89/moScale $377/moEnterprise Custom
Free FreePlus $20/moTeam $200/mo
Capabilities input → output
Input
DataDocumentsText
CodeText
DocumentsTextWeb pages
Text
Output
Apps
Apps
Apps
Apps
Skill level
Intermediate
Advanced
Intermediate
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+2 more
Productivity & OfficeAI AgentAI Workflow
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
5
9
4
Agents
Agent creation
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No-code
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Workflows
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Customer support
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Customer support chatbot
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–
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Business automation
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Chatbots
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Customer support automation
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Developer tools
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–
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Knowledge bases
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–
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LLM development
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–
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Process automation
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–
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Website to chatbot
–
–
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API integrations
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Chatbot building
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Chatbot integration
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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
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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.