Semantic Kernel vs ChatBotKit vs Haystack vs LangChain

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

Your tool
Semantic Kernel
vs
Competitor 1
ChatBotKit
Competitor 2
Haystack
Competitor 3
LangChain
Compare
4 tools · best value per row highlighted
Your tool Semantic Kernel
learn.microsoft.com
Semantic Kernel is a lightweight, open-source development kit from Microsoft for building AI agents and adding AI models to existing C#, Python or Java codebases.
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Competitor ChatBotKit
chatbotkit.com
ChatBotKit deploys your bot to WhatsApp and lets you spin up a custom agent with file-based task management and branded widgets
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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 LangChain
langchain.com
Framework for building with large language models
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Traffic estimated monthly website traffic
Monthly visits
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35.4Kvisits/mo
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3.4Mvisits/mo
MoM change
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▼ 12.0%
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▲ 0.7%
6-month growth
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-20.6%
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+21.0%
Global rank web
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#829,241
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#13,384
Avg. last 3 months
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42.7K
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3.3M
Bounce rate lower is better
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40%
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42%
Pages / visit
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1.8
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6.2
Visit duration
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10s
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5m 29s
Traffic sources
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● Direct 73% · ● Referral 24%
Semantic KernelChatBotKitHaystackLangChain
0850.7K1.7M2.6M3.4MChatBotKit · 37.5KChatBotKit · 41.5KChatBotKit · 42.7KChatBotKit · 34.7KChatBotKit · 44.6KChatBotKit · 77.7KChatBotKit · 58.9KChatBotKit · 52.3KChatBotKit · 40.2KChatBotKit · 35.4KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M10K100K1M10MChatBotKit · 37.5KChatBotKit · 41.5KChatBotKit · 42.7KChatBotKit · 34.7KChatBotKit · 44.6KChatBotKit · 77.7KChatBotKit · 58.9KChatBotKit · 52.3KChatBotKit · 40.2KChatBotKit · 35.4KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
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Freemium
Starting price
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$25per month · free tier available
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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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Basic $25/moPro $65/moScale $365/moEnterprise Custom
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Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
CodeText
DocumentsTextWeb pages
CodeDocuments
CodeText
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
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 · 2 shared · core   partial
Tasks covered
5
8
7
6
Agents
Agent creation
LLM development
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Developer tools
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RAG
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Chatbot building
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Chatbots
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Customer support
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Development
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API integrations
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Agent memory
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Agent testing
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Discord bots
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MCP
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On WhatsApp telegram
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Self hosted
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
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Upvotes
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Saves
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Reviews
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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.