Haystack vs Langflow vs ChatNode vs Stack AI

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

Your tool
Haystack
vs
Competitor 1
Langflow
Competitor 2
ChatNode
Competitor 3
Stack AI
Compare
4 tools · best value per row highlighted
Your tool 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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Competitor Langflow
langflow.org
Drag and drop AI
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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 Stack AI
stack-ai.com
Connect AI models visually
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Traffic estimated monthly website traffic
Monthly visits
—
215.3Kvisits/mo
7.9Kvisits/mo
6.3Kvisits/mo
MoM change
—
▼ 0.7%
▼ 56.0%
▼ 57.9%
6-month growth
—
-4.9%
-13.9%
-93.7%
Global rank web
—
#217,191
#1,061,283
#1,700,092
Avg. last 3 months
—
225.2K
12.2K
13.9K
Bounce rate lower is better
—
44%
39%
39%
Pages / visit
—
2.2
4.9
1.8
Visit duration
—
1m 04s
2m 20s
14s
Traffic sources
—
● Direct 76% · ● Referral 24%
● Direct 97% · ● Mail 3%
—
HaystackLangflowChatNodeStack AI
073.8K147.7K221.5K295.3KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9KStack 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 · 6.3K1K10K100K1MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9KStack 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 · 6.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Free
Free Trial
Freemium
Starting price
—
Free
$35per month
Free tier
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
CodeDocuments
Text
DocumentsTextWeb pages
DataDocumentsText
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Advanced
Intermediate
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
9
7
5
Agents
Agent creation
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No-code
–
–
LLM development
–
–
Workflows
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–
Chatbots
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–
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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–
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Website to chatbot
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–
–
APIs
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–
–
Agent memory
–
–
–
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
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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–
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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.