Stack AI vs ChatNode vs Haystack vs LangGraph

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
Haystack
Competitor 3
LangGraph
Compare
4 tools · best value per row highlighted
Your tool 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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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.
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Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
7.9Kvisits/mo
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MoM change
▼ 57.9%
▼ 56.0%
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6-month growth
-93.7%
-13.9%
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Global rank web
#1,700,092
#1,061,283
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Avg. last 3 months
13.9K
12.2K
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Bounce rate lower is better
39%
39%
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Pages / visit
1.8
4.9
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Visit duration
14s
2m 20s
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Traffic sources
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● Direct 97% · ● Mail 3%
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Stack AIChatNodeHaystackLangGraph
042K84K126K167.9KStack 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 · 6.3KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9K1K10K100K1MStack 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
Freemium
Free Trial
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Freemium
Starting price
Free tier
$35per month
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$39per 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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Developer FreePlus $39/moEnterprise Custom
Capabilities input → output
Input
DataDocumentsText
DocumentsTextWeb pages
CodeDocuments
Code
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
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
7
5
6
Agents
Agent creation
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Developer tools
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LLM development
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Agent memory
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Customer support
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Customer support chatbot
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No-code
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Workflows
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Chatbots
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Website to chatbot
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Agent collaboration
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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
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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.