# Argo Workflows v4.1.0-rc2

- Product: Argo Workflows (https://whatsnew.fyi/product/argo-workflows)
- Vendor: Argo Project
- Date: 2026-07-31
- Version: v4.1.0-rc2
- Original notes: https://github.com/argoproj/argo-workflows/releases/tag/v4.1.0-rc2
- Permalink: https://whatsnew.fyi/product/argo-workflows/releases/v4.1.0-rc2
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

---

#### Quick Start

##### What's New?

Find out on [our blog](https://blog.argoproj.io) and [changelog](https://github.com/argoproj/argo-workflows/blob/main/CHANGELOG.md).

##### Breaking Changes and Known Issues

Check the [upgrading guide](https://argo-workflows.readthedocs.io/en/latest/upgrading/) and search for [existing issues on GitHub](https://github.com/argoproj/argo-workflows/issues).

##### Installation

###### CLI

###### Mac / Linux

Available via `curl`

```bash
#### Detect OS
ARGO_OS="darwin"
if [[ "$(uname -s)" != "Darwin" ]]; then
  ARGO_OS="linux"
fi

#### Download the binary
curl -sLO "https://github.com/argoproj/argo-workflows/releases/download/v4.1.0-rc2/argo-$ARGO_OS-amd64.gz"

#### Unzip
gunzip "argo-$ARGO_OS-amd64.gz"

#### Make binary executable
chmod +x "argo-$ARGO_OS-amd64"

#### Move binary to path
mv "./argo-$ARGO_OS-amd64" /usr/local/bin/argo

#### Test installation
argo version
```

###### Controller and Server

```bash
kubectl create namespace argo
kubectl apply -n argo -f https://github.com/argoproj/argo-workflows/releases/download/v4.1.0-rc2/install.yaml
```