Haystack vs LangChain vs LiveKit Agents vs Semantic Kernel
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
Haystack
vs
Haystack
Competitor 1
LangChain
LangChain
Competitor 2
LiveKit Agents
LiveKit Agents
Competitor 3
Semantic Kernel
Semantic KernelCompare
4 tools · best value per row highlighted
Your tool
Haystack
Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
Competitor
LiveKit Agents
LiveKit Agents
livekit.io
LiveKit Agents is an open source framework and cloud platform for building voice, video and physical AI agents and running them in production.
Competitor
Semantic Kernel
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.
Traffic estimated monthly website traffic
Monthly visits
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3.4Mvisits/mo
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MoM change
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▲ 0.7%
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6-month growth
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+21.0%
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Global rank web
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#13,384
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Avg. last 3 months
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3.3M
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Bounce rate lower is better
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42%
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Pages / visit
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6.2
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Visit duration
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5m 29s
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Traffic sources
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● Direct 73% · ● Referral 24%
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HaystackLangChainLiveKit AgentsSemantic Kernel
Pricing
Model
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Freemium
Freemium
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Starting price
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$39per month · free tier available
$50per month · free tier available
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Free tier
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Free trial
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API access
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Plans
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Developer FreePlus $39/moEnterprise Custom/mo
Build FreeShip $50/moScale $500/moEnterprise Custom
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Capabilities input → output
Input
CodeDocuments
CodeText
AudioTextVideo
CodeText
Output
Apps
Apps
AudioText
Apps
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Tasks what each tool can do · 3 shared · core partial
Tasks covered
7
6
10
5
Agent creation
Agents
Developer tools
LLM development
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Agent testing
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Self hosted
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RAG
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Voice agents
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Development
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Voice
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Voice assistance
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API integrations
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Agent memory
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Call agents
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Call center automation
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 0
▲ 0
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.