Dify vs Haystack vs OpenAI Agents SDK vs Semantic Kernel

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

Your tool
Dify
vs
Competitor 1
Haystack
Competitor 2
OAOpenAI Agents SDK
Competitor 3
Semantic Kernel
Compare
4 tools · best value per row highlighted
Your tool Dify
dify.ai
AI apps without code
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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 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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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
1Mvisits/mo
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MoM change
▼ 16.6%
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6-month growth
-30.6%
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Global rank web
#39,510
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Avg. last 3 months
1.1M
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Bounce rate lower is better
41%
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Pages / visit
4.4
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Visit duration
6m 40s
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Traffic sources
● Direct 84% · ● Referral 15%
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DifyHaystackOpenAI Agents SDKSemantic Kernel
0368.2K736.4K1.1M1.5MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1M1M10MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
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Free
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Starting price
$590per month · free tier available
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Free
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Free tier
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Free trial
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API access
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Plans
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
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Capabilities input → output
Input
DocumentsText
CodeDocuments
AudioCodeText
CodeText
Output
Apps
Apps
AppsAudio
Apps
Skill level
Intermediate
Advanced
Advanced
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 3 shared · core   partial
Tasks covered
9
5
5
4
Agent creation
Agents
Developer tools
LLM development
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No-code
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Workflows
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Chatbots
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Agent collaboration
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Agent memory
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Development
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Productivity
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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
▲ 1
▲ 0
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▲ 0
Saves
0
0
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0
Reviews
0
0
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Prompts
0
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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.