`import.meta.resolve`'s `parentURL` argument takes effect only under `--experimental-import-meta-resolve`, which no launch passes, so the fallback resolved from this module rather than from the harness — the one question it existed to answer. The disk walk is the whole answer now, and the refusal memo it needed goes with it. A `file:` URL joins the file branch rather than the package one, where a resolver would only normalize it and report a missing target as present, and a row is skipped on the Loader's own `Boolean(disabled)` so `disabled: 0` is checked like the Loader checks it. A broken card says so through `aria-disabled` rather than `disabled`, and refuses the pick in its own handler. `disabled` took it out of the tab order, which with the reason moved onto the badge left it unreachable without a pointer — reachable before this change, so hiding it was a regression rather than a path that never existed. Both notes this decision partly supersedes are updated in place and cross-linked, one README pair loses an editing residue that repeated a sentence, and the single-row diagnostic no longer reads "row row 1".
DeepSeek Harness
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DeepSeek Harness (dsh) is an open-source agent harness developed by DeepSeek AI.
It is built on an everything-is-a-plugin architecture and powered by Cordis, whose design is described in A Programming Paradigm for Spatiotemporal Composability.
Documentation: https://deepseek-harness.github.io/deepseek-harness/
Developer preview
DeepSeek Harness is in developer preview and iterating rapidly. THERE WILL BE COMPATIBILITY-BREAKING CHANGES.
Review the safety notice before running the project.
Run
Run from npm
Install Node.js, then run:
npx @deepseek-ai/dsh web
The command starts the Web UI at http://127.0.0.1:3080 by default and opens it in the default browser for a local launch. An SSH launch only prints the host URL because the SSH client or editor owns the local forwarded address. Pass --no-open to run the server without opening a browser. See Web UI guide.
Run from source
To run from a repository checkout:
git clone https://github.com/deepseek-ai/deepseek-harness.git
cd deepseek-harness
pnpm install
pnpm run build
pnpm dsh web
pnpm run build prepares the repository artifacts. pnpm dsh web uses those built artifacts without rebuilding.
Community and support
- Submit feedback or bug reports through GitHub Discussions.
- Add the
dsh-plugintopic to your plugin repository for discoverability. - Join DeepSeek Harness Discord community.
Contributing
See CONTRIBUTING.md.
Development
Start with the development guide and architecture documentation.
For agents, follow AGENTS.md.
License
Third-party dependencies and their licenses are disclosed in THIRD_PARTY_NOTICES.md.