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Sierra alternatives · AI Agents

Self-hosted alternatives to Sierra

The Sierra listing does not say it can be self-hosted. 19 of the 101 other AI agents in this directory can be self-hosted, according to their own sites.

Sierra's current pricing could not be confirmed from its own site. 18 of them are free or have a free plan.

19 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

The 12 closest to Sierra

  1. Sema4.ai

    Governed workspace for enterprise agents, projects and workflows

    • Sema4.ai is self-hostable, according to its own site.
    • Sema4.ai also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    Sema4.ai pricing and details

  2. Lyzr

    Enterprise agent platform with a free builder and custom plans

    • Lyzr has a free plan. Sierra does not.
    • Lyzr is self-hostable, according to its own site.
    • Lyzr also covers workflow automation and no-code.
    • Sierra also covers AI support agent and chatbots.
    Lyzr pricing and details

  3. Mastra

    TypeScript framework for building and running AI agents

    • Mastra has a free plan. Sierra does not.
    • Mastra is open source and self-hostable, according to its own site.
    • Mastra also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    Mastra pricing and details

  4. Mem0

    Memory layer that lets AI agents remember across sessions

    • Mem0 has a free plan. Sierra does not.
    • Mem0 is open source and self-hostable, according to its own site.
    • Sierra also covers AI support agent and chatbots.
    Mem0 pricing and details

  5. OpenClaw

    Open-source personal AI agent you run yourself and message in chat

    • OpenClaw has a free plan. Sierra does not.
    • Only OpenClaw lists macOS, Windows, Linux, iOS and Android apps.
    • OpenClaw is open source and self-hostable, according to its own site.
    • OpenClaw also covers chat assistant and workflow automation.
    OpenClaw pricing and details

  6. MindStudio

    No-code builder for AI agents, with 200+ models billed at cost

    • MindStudio has a free plan. Sierra does not.
    • Only MindStudio lists a browser extension.
    • MindStudio is self-hostable, according to its own site.
    • MindStudio also covers templates, workflow automation, app builder and no-code.
    MindStudio pricing and details

  7. AutoGPT

    Open-source agent platform with a hosted team of AI Experts

    • AutoGPT has a free plan. Sierra does not.
    • AutoGPT is open source and self-hostable, according to its own site.
    • AutoGPT also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    AutoGPT pricing and details

  8. Hermes Agent

    Open-source AI agent with persistent memory and a messaging gateway

    • Hermes Agent has a free plan. Sierra does not.
    • Only Hermes Agent lists macOS, Windows and Linux apps.
    • Hermes Agent is open source and self-hostable, according to its own site.
    • Hermes Agent also covers chat assistant and workflow automation.
    Hermes Agent pricing and details

  9. Dify

    Open-source platform for building AI agents and agentic workflows

    • Dify has a free plan. Sierra does not.
    • Dify is open source and self-hostable, according to its own site.
    • Dify also covers workflow automation and no-code.
    • Sierra also covers AI support agent and chatbots.
    Dify pricing and details

  10. NanoClaw

    Open-source personal AI agent that runs in containers you host

    • NanoClaw has a free plan. Sierra does not.
    • Only NanoClaw lists macOS, Linux and Windows apps.
    • Only Sierra lists a web app.
    • NanoClaw is open source and self-hostable, according to its own site.
    NanoClaw pricing and details

  11. Kortix

    Open-source platform for running AI agents from a git repo you own

    • Kortix has a free plan. Sierra does not.
    • Only Kortix lists macOS, Windows, Linux, iOS and Android apps.
    • Kortix is open source and self-hostable, according to its own site.
    • Kortix also covers workflow automation.
    Kortix pricing and details

  12. Agent Zero

    Open-source agent framework that works in its own Linux computer

    • Agent Zero has a free plan. Sierra does not.
    • Only Agent Zero lists macOS, Windows and Linux apps.
    • Agent Zero is open source and self-hostable, according to its own site.
    • Sierra also covers AI support agent and chatbots.
    Agent Zero pricing and details

7 more that can be self-hosted

All 19 in one table

Common questions

Is there a self-hosted alternative to Sierra?

Yes. Sema4.ai, Lyzr, Mastra, Mem0, OpenClaw, MindStudio, AutoGPT, Hermes Agent and 11 more can be self-hosted, according to their own sites.

Can Sierra be self-hosted?

The Sierra listing does not say it can be self-hosted. The listing was checked on Nov 12, 2026 against the pages it cites.

Which of these AI agents are free?

Lyzr, Mastra, Mem0, OpenClaw, MindStudio, AutoGPT, Hermes Agent, Dify and 10 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Sierra: the alternatives its listing names first, then the tools that share the most features with it.