harness-sdk-python
The runs subsystem for Python Statewire hosts: @run_manager turns one async method into the run executor and mounts the run/* command surface (enqueue, steer, dequeue, edit, reload, stop, continue, input), each run in its own tray. Part of harness-sdk, with statewire and pinned.
Install
uv add harness-sdk-python
Extras: uv add "harness-sdk-python[postgres]", uv add "harness-sdk-python[deepagents]".
Use
from statewire import Statewire, command
from harness_sdk import HARNESS_PROTOCOL, RunManager, run_manager
class RunsHost(Statewire):
protocols = (HARNESS_PROTOCOL,)
async def lifespan(self):
self.state = {"messages": []}
yield
@run_manager()
async def run(self, ctx: RunManager.RunContext):
for message in ctx.messages:
self.state["messages"].append({"id": message["id"]})
ctx.applied()
return RunManager.Complete()
@command("run/enqueue")
async def run_enqueue(self, params, *, ctx, auth_result):
return await self.run.enqueue(
params, applied=ctx.applied, auth_result=auth_result
)
Docs
- Get started: https://github.com/assistant-ui/harness-sdk/blob/main/apps/docs/app/docs/get-started/chat-app/page.mdx
- Guide: https://github.com/assistant-ui/harness-sdk/blob/main/apps/docs/app/docs/guides/harness/host/page.mdx
- Reference: https://github.com/assistant-ui/harness-sdk/blob/main/apps/docs/app/docs/reference/harness-sdk-python/page.mdx
- Spec: https://github.com/assistant-ui/harness-sdk/blob/main/apps/docs/app/docs/spec/runs-protocol/page.mdx
1 maintainer
Metadata
1 maintainer
Release files for harness-sdk-python 0.39.0
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | Provenance | Actions |
|---|---|---|---|---|
| harness_sdk_python-0.39.0.tar.gz | 143.2 kB | With provenance | Details for harness_sdk_python-0.39.0.tar.gz |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Actions Reset |
|---|---|---|---|---|
| harness_sdk_python-0.39.0-py3-none-any.whl | Python 3 | none | any | Details for harness_sdk_python-0.39.0-py3-none-any.whl |
Total release size: 211.1 kB
Release files / harness_sdk_python-0.39.0.tar.gz
| Download URL | harness_sdk_python-0.39.0.tar.gz |
|---|---|
| Size | 143.2 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
878e32acee3b84ddd64c4757aa8f7e9e338a64ecca189d7aca88d640da9f8873
|
|
BLAKE2b-256 checksum How to use checksums |
fc9e4fbb60da7d4602853139e75772bfea535699f719ec0b46831eb3b456540b
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.16
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Nov 2, 2026.
Transparency logRelease files / harness_sdk_python-0.39.0-py3-none-any.whl
| Download URL | harness_sdk_python-0.39.0-py3-none-any.whl |
|---|---|
| Size | 67.9 kB |
| Tags | Python 3 |
|
SHA-256 checksum How to use checksums |
9c806da6f1f29346f5a0c06421f166a237b26fc86dcc96a31231135e219e7786
|
|
BLAKE2b-256 checksum How to use checksums |
4122b80a2c09698a80758469a1a27c57f94da2032d4c3cf66c50519b29656709
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.16
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Nov 2, 2026.
Transparency logSecurity for harness-sdk-python 0.39.0
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
Full provenance
All 2 files in this release have been uploaded with provenance metadata.
Attestation for harness_sdk_python-0.39.0.tar.gz
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Nov 2, 2026.
Transparency logA note on package security
PyPI is a repository for distributing packages, not a service for auditing them. While third-party security researchers and our staff do their best to detect and remove malicious packages, PyPI cannot guarantee the quality, security or suitability of any given package.
To learn more about protecting yourself from malicious actors, visit our package security documentation.
