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Agno vs Semantic Kernel

AgnoSemantic Kernel

Bottom line: Agno for python teams building agents; Semantic Kernel for enterprise .NET development teams.

AgnoAgno

High-performance Python framework for building multi-agent systems and AgentOS

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Semantic KernelSemantic Kernel

Microsoft's enterprise SDK for orchestrating LLMs, plugins, and agents.

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Votes00
PricingFreemiumFree
CategoryAgent FrameworksAgent Frameworks
Tags
multi-agentpythonagentopsragopen-source
llm-frameworkagentsopen-sourcemicrosoftdotnet
Best for
  • Python teams building agents
  • Teams wanting predictable flat pricing
  • Multi-agent system builders
  • Enterprise .NET development teams
  • Microsoft/Azure-aligned organizations
  • Developers adding AI to existing apps
Pros
  • Performance-focused, Python-first design
  • Full local control plane free of charge
  • Flat pricing with no token or egress fees
  • Built-in knowledge, memory, and evals
  • Model-agnostic across major providers
  • First-class C#/.NET support, rare among AI frameworks
  • Free and open source
  • Enterprise features: type safety, DI, telemetry
  • Multi-language (C#, Python, Java)
  • Backed by Microsoft with clear Azure integration
Cons
  • Python-only framework
  • Pro plan starts relatively high at $150/month
  • Additional connections and seats add up
  • Rebrand from Phidata may cause some confusion
  • Ecosystem younger than the largest frameworks
  • Strategic focus shifting to Microsoft Agent Framework
  • Concepts like planners have changed across versions
  • Python support historically trailed .NET
  • Migration planning needed for long-term projects
  • Less multi-agent focus than AutoGen lineage

Comparison generated from each tool's listing. Add or remove tools above to change it.