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Orchestra

Free#33 of 49 in LLM Application Development Frameworks

Orchestra: A Python framework for reusable agents, task decomposition, and tool-driven workflows. Ranked #33 of 49 in LLM Application Development Frameworks by our editors (6.1/10); pricing: Free plan; best for python agent teams with task decomposition.

6.1/10Editor score
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Orchestra6.1 Visit Orchestra

At a glance

  • Editor score
    6.1 / 10
  • Pricing
    Free plan
  • Best for
    Python agent teams with task decomposition
  • Free plan
    Yes
  • Paid from
    None
  • RAG support
    Yes
  • Facts checked
    28 Sep 2026

  • Where it wins

    • Coordinates agents and dynamically decomposes tasks
    • Connects context and outputs across dependent tasks
    • Supports multiple model providers and MCP-compatible tools

  • Where it doesn't

    • Python-focused; no JavaScript SDK
    • Self-hosted deployment requires developer-managed infrastructure
    • Support is community-based

Our verdict on Orchestra

Orchestra, also called Mainframe-Orchestra, is an open-source Python framework for developers building LLM task pipelines and multi-agent applications. It lets teams define tasks with context and instructions, configure reusable agents with roles, goals, models, and tools, and connect tasks into larger workflows. Its fit is clearest for Python agent teams that need task decomposition and tool use, rather than teams seeking a general-purpose framework across programming languages.

The framework’s central strength is coordinating work across agents. It can decompose tasks dynamically, select tools, and run iterative tool-use loops; outputs and context can also flow between dependent tasks. For retrieval-oriented applications, its documented capabilities include text splitting, embeddings, and tools for FAISS and Pinecone. Asynchronous response streaming is available as well. This breadth supports agent workflows that combine reasoning, tools, and retrieval, though projects with needs beyond these documented capabilities may prefer a framework with a broader feature set.

Orchestra provides a unified interface to providers including OpenAI, Anthropic, OpenRouter, Ollama, Groq, TogetherAI, Gemini, and DeepSeek, and can connect MCP-compatible servers and LangChain tools. It is self-hosted and available for Linux, macOS, and Windows. The project is Apache-2.0 licensed and has a free open-source offering; support is community-based. That combination can suit solo developers and small teams comfortable managing their own deployment and relying on community support. Teams that require commercial support or a JavaScript SDK should consider alternatives.

Orchestra pricing

Plans Free planFree Free to use — no paid tier required for the core job.
See plans on docs.orchestra.org

Orchestra fact sheet

Free planYes
Paid fromNone
Primary languagePython
RAG supportYes
Agent and tool useYes
Workflow graphsNot verified
Prompt optimizationNot verified
Open-source licenseApache-2.0
JavaScript/TypeScript SDKNo
DeploymentSelf-hosted
PlatformsLinux, macOS, Windows
SupportCommunity
Built forSolo, Small business (editorial estimate)
Integrations12 integrations: OpenAI, Anthropic, OpenRouter, Ollama, Groq, TogetherAI …
PricingFree plan
Websitedocs.orchestra.org
Facts checked28 Sep 2026

Orchestra integrations

Orchestra lists 12 integrations on its own site.

  • OpenAI
  • Anthropic
  • OpenRouter
  • Ollama
  • Groq
  • TogetherAI
  • Gemini
  • DeepSeek
  • MCP-compatible servers
  • LangChain tools
  • FAISS
  • Pinecone

Alternatives to Orchestra

See all Orchestra alternatives →

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Featured on iTechGuides

Featured on iTechGuides — Orchestra 6.1/10

Orchestra is listed in our LLM Application Development Frameworks directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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