An open-source project called OpenDuet has been introduced as a self-hostable version of Claude Duet, designed to work with any agent harness, in a push to let users run proactive AI agents on their own infrastructure rather than rent them.
Open source · OpenDuet
A self-hostable proactive agent that works with any harness
OpenDuet is pitched as the open-source counterpart to Claude Duet, letting users run proactive AI agents on their own infrastructure instead of renting them from a hosted service.
Any
Agent harness compatibility is claimed, not yet detailed
0
Independent evaluations or benchmarks verified for this report
Own
Infrastructure and hosting shift from the provider to the user
The shift in who runs the agent
Rent
Hosted proactive agent run by a provider
→
Self-host
OpenDuet on the user's own infrastructure
→
Own
Control over data handling, hosting and customization
What the ownership pitch offers
Users host the system themselves instead of relying on a hosted service
More control over data handling and hosting
Room for customization in open-source code
Works, in principle, across different agent execution frameworks
What remains unclear
Practical performance and real-world reception
Which harnesses have actually been tested, and how integration works
License terms and the security model
Setup requirements and operational burden on the user
Cost of underlying model services a self-hosted setup may still need
Key takeaway
Ownership is the pitch; proof is still pending
Public source code
Confirms what is actually open and how it can be run
Harness documentation
Shows which frameworks are supported and how integration works
Third-party testing
Clarifies performance and reliability in real-world use
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