Haystack vs Kilo Code vs OpenCode vs Semantic Kernel

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

Your tool
Haystack
vs
Competitor 1
Kilo Code
Competitor 2
OpenCode
Competitor 3
Semantic Kernel
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.
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Competitor Kilo Code
kilocode.ai
Kilo Code is an open source AI agent Visual Studio (VS) Code extension that focuses on enhancing the efficiency of coding. The tool can generate code, automate tasks, and offer practical suggestions.
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Competitor OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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Competitor 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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Traffic estimated monthly website traffic
Monthly visits
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1.9Kvisits/mo
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MoM change
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▼ 42.3%
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6-month growth
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-94.4%
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Global rank web
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#4,668,091
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Avg. last 3 months
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10.5K
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Bounce rate lower is better
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34%
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Pages / visit
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2.4
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Visit duration
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19s
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Traffic sources
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HaystackKilo CodeOpenCodeSemantic Kernel
0186.2K372.3K558.5K744.7KKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9K1K10K100K1MKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Free
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Starting price
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$20per month · free tier available
Free
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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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Capabilities input → output
Input
CodeDocuments
CodeText
CodeText
CodeText
Output
Apps
Code
Code
Apps
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
5
2
4
Agent creation
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Agents
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Coding
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LLM development
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Developer tools
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Coding in VS Code
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Developer assistance
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Agent memory
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Code analysis
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Development
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
0
0
0
Reviews
0
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.