Stack AI vs ChatNode vs LangGraph vs Flowise

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
LangGraph
Competitor 3
Flowise
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 LangGraph
langchain.com
LangGraph is an open-source agent runtime and low-level orchestration framework for building AI agents that behave reliably on complex tasks.
Make main Remove
Competitor Flowise
flowiseai.com
No-code AI workflows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
7.9Kvisits/mo
—
168.3Kvisits/mo
MoM change
▼ 57.9%
▼ 56.0%
—
▼ 27.6%
6-month growth
-93.7%
-13.9%
—
-14.1%
Global rank web
#1,700,092
#1,061,283
—
#239,649
Avg. last 3 months
13.9K
12.2K
—
203.8K
Bounce rate lower is better
39%
39%
—
43%
Pages / visit
1.8
4.9
—
2.8
Visit duration
14s
2m 20s
—
1m 23s
Traffic sources
—
● Direct 97% · ● Mail 3%
—
● Direct 79% · ● Referral 19%
Stack AIChatNodeLangGraphFlowise
063.6K127.2K190.8K254.4KStack 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 · 7.9KFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3K1K10K100K1MStack 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 · 7.9KFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free Trial
Freemium
Freemium
Starting price
Free tier
$35per month
$39per month · free tier available
$35per month · free tier available
Free tier
–
Free trial
–
–
API access
–
Plans
—
Lite $35/moStandard $89/moScale $377/moEnterprise Custom
Developer FreePlus $39/moEnterprise Custom
Free FreeStarter $35/moPro $65/mo
Capabilities input → output
Input
DataDocumentsText
DocumentsTextWeb pages
Code
DocumentsText
Output
Apps
Apps
Apps
Apps
Skill level
Intermediate
Intermediate
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
9
8
10
Agents
Agent creation
–
Workflows
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No-code
–
–
Chatbots
–
–
Agent collaboration
–
–
Chatbot building
–
–
Chatbot integration
–
–
Customer support
–
–
–
Customer support chatbot
–
–
–
Agent memory
–
–
–
Business automation
–
–
–
Customer support automation
–
–
–
Developer tools
–
–
–
Knowledge bases
–
–
–
Process automation
–
–
–
Website to chatbot
–
–
–
Development
–
–
–
Finance workflow automation
–
–
–
LLM development
–
–
–
Self hosted
–
–
–
Workflow deployment
–
–
–
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.