Stack AI vs ChatNode vs pgvector vs Make

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

Your tool
Stack AI
vs
Competitor 1
ChatNode
Competitor 2
pgvector
Competitor 3
Make
Compare
4 tools · best value per row highlighted
Your tool Stack AI
stack-ai.com
Connect AI models visually
Remove
Competitor ChatNode
chatnode.ai
ChatNode builds AI customer service agents that handle support queries and execute actions through API calls
Make main Remove
Competitor pgvector
github.com
pgvector is an open-source extension that adds vector similarity search to Postgres.
Make main Remove
Competitor Make
make.com
Visual automation for complex workflows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
7.9Kvisits/mo
—
69visits/mo
MoM change
▼ 57.9%
▼ 56.0%
—
▼ 100.0%
6-month growth
-93.7%
-13.9%
—
-100.0%
Global rank web
#1,700,092
#1,061,283
—
#7,796
Avg. last 3 months
13.9K
12.2K
—
3.7M
Bounce rate lower is better
39%
39%
—
30%
Pages / visit
1.8
4.9
—
8.4
Visit duration
14s
2m 20s
—
7m 47s
Traffic sources
—
● Direct 97% · ● Mail 3%
—
● Direct 91% · ● Referral 6%
Stack AIChatNodepgvectorMake
01.7M3.3M5M6.7MStack 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 · 7.9KMake · 5.1MMake · 5.2MMake · 5.4MMake · 5MMake · 6.1MMake · 5.9MMake · 6.7MMake · 5.8MMake · 5.3MMake · 69101001K10K100K1M10MStack 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 · 7.9KMake · 5.1MMake · 5.2MMake · 5.4MMake · 5MMake · 6.1MMake · 5.9MMake · 6.7MMake · 5.8MMake · 5.3MMake · 69Nov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free Trial
Free
Freemium
Starting price
Free tier
$35per month
Free
$6per 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
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Capabilities input → output
Input
DataDocumentsText
DocumentsTextWeb pages
Data
DataText
Output
Apps
Apps
Data
Apps
Skill level
Intermediate
Intermediate
Advanced
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+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
7
9
Agents
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No-code
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Workflows
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Process automation
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Agent creation
–
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Customer support
–
–
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Customer support chatbot
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Vector databases
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Vector indexes
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API integrations
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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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–
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Developer tools
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–
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Knowledge bases
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PostgreSQL assistance
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Website to chatbot
–
–
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Agent management
–
–
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Chatbot building
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Chatbot integration
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Finance workflow automation
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Marketing automation
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RAG
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SQL
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Self hosted
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Zapier assistance
–
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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.