Semantic Kernel

Profile

Overview

The bottom line — what this framework is, who it's for, and when to walk away.

Bottom Line Up Front

Semantic Kernel is an open-source development kit for building AI agents and integrating current AI models into C#, Python, or Java applications. It functions as middleware, translating AI model requests into existing API calls. This enables rapid delivery of enterprise-grade AI solutions, automating business processes effectively.

Best For

Building enterprise AI agents, integrating AI models, automating business processes, and extending existing APIs.

Avoid If

no data

Strengths

  • +Lightweight and open-source development kit for AI agents.
  • +Integrates the latest AI models into C#, Python, or Java codebases.
  • +Efficient middleware for rapid delivery of enterprise-grade solutions.
  • +Flexible, modular, and observable architecture.
  • +Includes security-enhancing capabilities like telemetry, hooks, and filters.
  • +Version 1.0+ support across C#, Python, and Java ensures reliability and commitment to non-breaking changes.
  • +Easily expands existing chat-based APIs to support additional modalities like voice and video.
  • +Designed to be future-proof, allowing easy model swapping without codebase rewrites.
  • +Combines prompts with existing APIs to perform actions.
  • +Uses OpenAPI specifications, enabling sharing extensions with pro or low-code developers.

Weaknesses

    Project Health

    Is this project alive, well-maintained, and safe to bet on long-term?

    Stars

    28,214

    Open Issues

    265

    Last Commit

    3d ago

    Commit Frequency

    8x/week

    Bus Factor Score

    9 / 10

    Maintainers

    100

    Latest Version

    python-1.43.1

    Total Releases

    99

    Repo Age

    3y 4mo

    Forks

    4,663

    Monthly Downloads

    2.5M

    last 30 days

    Versions Published

    136

    Known Vulnerabilities

    2Highest: Critical

    Dependent Repos

    205

    public repos using this

    Fit

    Does it support the workflows, patterns, and capabilities your team actually needs?

    State Management

    no data

    Perspective

    Your expertise shapes what we build next.

    We build for engineers who make real architectural decisions. If something is missing, inaccurate, or could be more useful — we want to hear it.

    Last updated: 29 June 2026

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