Haystack vs Stack AI vs ChatNode vs LangChain

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

Your tool
Haystack
vs
Competitor 1
Stack AI
Competitor 2
ChatNode
Competitor 3
LangChain
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.
Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main 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 LangChain
langchain.com
Framework for building with large language models
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
6.3Kvisits/mo
7.9Kvisits/mo
3.4Mvisits/mo
MoM change
—
▼ 57.9%
▼ 56.0%
▲ 0.7%
6-month growth
—
-93.7%
-13.9%
+21.0%
Global rank web
—
#1,700,092
#1,061,283
#13,384
Avg. last 3 months
—
13.9K
12.2K
3.3M
Bounce rate lower is better
—
39%
39%
42%
Pages / visit
—
1.8
4.9
6.2
Visit duration
—
14s
2m 20s
5m 29s
Traffic sources
—
—
● Direct 97% · ● Mail 3%
● Direct 73% · ● Referral 24%
HaystackStack AIChatNodeLangChain
0850.7K1.7M2.6M3.4MStack 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 · 7.9KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M1K10K100K1M10MStack 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 · 7.9KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
—
Freemium
Free Trial
Freemium
Starting price
—
Free tier
$35per month
$39per month · free tier available
Free tier
–
–
Free trial
–
–
API access
–
–
Plans
—
—
Lite $35/moStandard $89/moScale $377/moEnterprise Custom
Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
CodeDocuments
DataDocumentsText
DocumentsTextWeb pages
CodeText
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
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
5
5
7
6
Agents
Agent creation
–
LLM development
–
–
Developer tools
–
–
Customer support
–
–
–
Customer support chatbot
–
–
–
No-code
–
–
–
Workflows
–
–
–
Chatbots
–
–
–
Development
–
–
–
Website to chatbot
–
–
–
Agent memory
–
–
–
Agent testing
–
–
–
Chatbot building
–
–
–
Chatbot integration
–
–
–
Finance workflow automation
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
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.