LangGraph vs Haystack vs ChatNode vs OpenAI Agents SDK

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

Your tool
LangGraph
vs
Competitor 1
Haystack
Competitor 2
ChatNode
Competitor 3
OAOpenAI Agents SDK
Compare
4 tools · best value per row highlighted
Your tool 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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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 ChatNode
chatnode.ai
ChatNode builds AI customer service agents that handle support queries and execute actions through API calls
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Competitor OAOpenAI Agents SDK
openai.github.io
The OpenAI Agents SDK is a Python package for building agentic applications with very few abstractions.
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Traffic estimated monthly website traffic
Monthly visits
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7.9Kvisits/mo
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MoM change
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▼ 56.0%
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6-month growth
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-13.9%
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Global rank web
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#1,061,283
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Avg. last 3 months
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12.2K
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Bounce rate lower is better
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39%
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Pages / visit
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4.9
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Visit duration
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2m 20s
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Traffic sources
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● Direct 97% · ● Mail 3%
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LangGraphHaystackChatNodeOpenAI Agents SDK
04.5K9K13.5K18KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9K1K10K100KChatNode · 11.7KChatNode · 6.7KChatNode · 10KChatNode · 9.2KChatNode · 4.6KChatNode · 10.4KChatNode · 10.6KChatNode · 18KChatNode · 7.9KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
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Free Trial
Free
Starting price
$39per month · free tier available
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$35per month
Free
Free tier
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Free trial
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API access
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Plans
Developer FreePlus $39/moEnterprise Custom
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Lite $35/moStandard $89/moScale $377/moEnterprise Custom
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Capabilities input → output
Input
Code
CodeDocuments
DocumentsTextWeb pages
AudioCodeText
Output
Apps
Apps
Apps
AppsAudio
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
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
8
7
9
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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Agent collaboration
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Self hosted
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Customer support
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Customer support chatbot
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RAG
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Chatbots
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Customer support automation
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Knowledge bases
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Website to chatbot
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Workflows
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Chatbot building
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Chatbot integration
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Voice agents
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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Saves
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Reviews
0
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Prompts
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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.