Burr
Overview
Apache Burr (incubating), formerly the DAGWorks Burr project, is a Python framework for state-machine-based AI applications with tracing and persistence hooks.
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Apache Burr (incubating), formerly the DAGWorks Burr project, is a Python framework for state-machine-based AI applications with tracing and persistence hooks.
Define actions, explicit state and transitions to build chatbots, agent workflows or human-in-the-loop applications; inspect execution through the telemetry UI.
Current repository is apache/burr. The current README installs apache-burr with optional start extras. Haystack integration converts a Haystack pipeline into a Burr application; application-specific hooks can connect other tools.
Apache-2.0 framework with no library subscription fee. Model APIs, storage and deployment infrastructure are separate costs.
Historical demo: DAGWorks, March 24, 2024.
Product overview
Capabilities, pricing and fit
Apache Burr (incubating), formerly the DAGWorks Burr project, is a Python framework for state-machine-based AI applications with tracing and persistence hooks.
Information as of October 1, 2026
What it can do
- Workflow
Define actions, explicit state and transitions to build chatbots, agent workflows or human-in-the-loop applications; inspect execution through the telemetry UI.[1]
- Configuration and access
Current repository is apache/burr. The current README installs apache-burr with optional start extras. Haystack integration converts a Haystack pipeline into a Burr application; application-specific hooks can connect other tools.[1], [2], [3]
Where it fits best
- Python developers who want explicit application state, transitions, persistence and execution inspection.[1]
Sources (3)
- Burr — product identityGitHub · checked 2026-10-01
- Burr — documentation and detailsOfficial site · checked 2026-10-01
- Burr — documentation and detailsOfficial site · checked 2026-10-01
Autonomy level
65/100
Our subjective rating of how independently the product carries out its documented tasks, considering the human setup, input, approval and review it needs. This is not a measured success rate.
Comparisons
Custom Comparisons
Some of the use cases of Burr:
- Python developers who want explicit application state, transitions, persistence and execution inspection.
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Pricing model:
Code access:
Popularity level: 49%
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