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[docs] Document Show tunnel URLs command for Dev Tunnels integration #1492

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Maddy Montaquila (maddymontaquila) merged 2 commits into from
Sep 3, 2026
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[docs] Document Show tunnel URLs command for Dev Tunnels integration #1492

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docs: document Show tunnel URLs command and highlighted tunnel URL pr…
aspire-repo-bot[bot] Aug 13, 2026
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docs: fix Dev Tunnels inspection link
Sep 3, 2026
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15 changes: 15 additions & 0 deletions src/frontend/src/content/docs/integrations/devtools/dev-tunnels.mdx
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Expand Up @@ -213,6 +213,21 @@ The preceding code exposes:
- The `public` endpoint of the `api` project with anonymous access
- The `admin` endpoint of the `api` project that requires authentication

### Show tunnel URLs

While the dev tunnel is running, the Aspire dashboard publishes the public tunnel URL, the inspect URL, and the local endpoint URL as highlighted properties on the tunnel port resource's property pane so they're discoverable at a glance.
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You can also select the highlighted **Show tunnel URLs** command from the tunnel port resource's command menu in the dashboard. This opens a message box listing:

- **Tunnel URL** — the public dev tunnel URL for the port
- **Inspect URL** — the [Dev Tunnels inspection URL](https://learn.microsoft.com/azure/developer/dev-tunnels/get-started#host) for viewing tunneled HTTP traffic
- **Local endpoint URL** — the local address the tunnel forwards to, once allocated

<Aside type="note">
The **Show tunnel URLs** command is only enabled once the tunnel port is
running and its public URL has been allocated.
</Aside>

### Service discovery integration

When another resource references a dev tunnel, environment variables are injected using the Aspire service discovery configuration format:
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