Langflow vs Stack AI vs ChatNode vs Haystack

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

Your tool
Langflow
vs
Competitor 1
Stack AI
Competitor 2
ChatNode
Competitor 3
Haystack
Compare
4 tools · best value per row highlighted
Your tool Langflow
langflow.org
Drag and drop AI
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Competitor Stack AI
stack-ai.com
Connect AI models visually
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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 Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
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Traffic estimated monthly website traffic
Monthly visits
215.3Kvisits/mo
6.3Kvisits/mo
7.9Kvisits/mo
—
MoM change
▼ 0.7%
▼ 57.9%
▼ 56.0%
—
6-month growth
-4.9%
-93.7%
-13.9%
—
Global rank web
#217,191
#1,700,092
#1,061,283
—
Avg. last 3 months
225.2K
13.9K
12.2K
—
Bounce rate lower is better
44%
39%
39%
—
Pages / visit
2.2
1.8
4.9
—
Visit duration
1m 04s
14s
2m 20s
—
Traffic sources
● Direct 76% · ● Referral 24%
—
● Direct 97% · ● Mail 3%
—
LangflowStack AIChatNodeHaystack
073.8K147.7K221.5K295.3KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KStack 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 · 7.9K1K10K100K1MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KStack 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 · 7.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Free Trial
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Starting price
Free
Free tier
$35per month
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Free tier
–
–
Free trial
–
–
API access
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Plans
—
—
Lite $35/moStandard $89/moScale $377/moEnterprise Custom
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Capabilities input → output
Input
Text
DataDocumentsText
DocumentsTextWeb pages
CodeDocuments
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
5
7
5
Agents
Agent creation
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No-code
–
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LLM development
–
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Workflows
–
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Chatbots
–
–
Developer tools
–
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Customer support
–
–
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Customer support chatbot
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–
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Development
–
–
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Website to chatbot
–
–
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APIs
–
–
–
Agent memory
–
–
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Chatbot building
–
–
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Chatbot integration
–
–
–
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
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.