zeekayandHanzo Dev 6841a92fec feat(serverless): run a Flow graph as a Hanzo Function on Fission
compiler.py + runner.py + FUNCTIONS.md — take a Flow (graph) and execute it as a
Hanzo Function against the live Fission control plane.

Rebased onto upstream rather than merged: my local tree was 21 commits behind and
also carried a fix repointing four alembic migrations from `langflow.utils` to
`flow.utils`. That fix is obsolete — upstream deleted those four migration files
outright AND completed the rename (src/backend/base/langflow no longer exists,
630 files now under base/flow). Keeping my version would have resurrected four
deleted migrations. Only the genuinely new work is carried forward.

Co-authored-by: Hanzo Dev <[email protected]>
2026-07-25 23:54:01 -07:00
2025-03-20 00:05:55 +00:00
2026-04-23 17:49:53 -07:00

Hanzo Flow

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Hanzo Flow is a powerful platform for building and deploying AI-powered agents and workflows. It provides developers with both a visual authoring experience and built-in API and MCP servers that turn every workflow into a tool that can be integrated into applications built on any framework or stack. Hanzo Flow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools.

Highlight features

  • Visual builder interface to quickly get started and iterate.
  • Source code access lets you customize any component using Python.
  • Interactive playground to immediately test and refine your flows with step-by-step control.
  • Multi-agent orchestration with conversation management and retrieval.
  • Deploy as an API or export as JSON for Python apps.
  • Deploy as an MCP server and turn your flows into tools for MCP clients.
  • Observability with LangSmith, LangFuse and other integrations.
  • Enterprise-ready security and scalability.

Quickstart

Requires Python 3.10-3.13 and uv (recommended package manager).

Install

From a fresh directory, run:

uv pip install hanzoflow -U

Run

To start Hanzo Flow, run:

uv run hanzoflow run

Hanzo Flow starts at http://127.0.0.1:7860.

Other install options

Run from source

If you've cloned this repository and want to contribute, run this command from the repository root:

make run_cli

For more information, see DEVELOPMENT.md.

Docker

Start a Hanzo Flow container with default settings:

docker run -p 7860:7860 hanzoai/flow:latest

Hanzo Flow is available at http://localhost:7860/.

Deployment

Hanzo Flow is completely open source and you can deploy it to all major deployment clouds.

Contribute

We welcome contributions from developers of all levels. If you'd like to contribute, please check our contributing guidelines and help make Hanzo Flow more accessible.

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