diff --git a/docs/config.json b/docs/config.json
index 5fed936ceb..258b1507b3 100644
--- a/docs/config.json
+++ b/docs/config.json
@@ -939,7 +939,7 @@
           "label": "Providers",
           "to": "sandbox/providers",
           "addedAt": "2026-06-29",
-          "updatedAt": "2026-10-07"
+          "updatedAt": "2026-10-19"
         },
         {
           "label": "Harnesses",
diff --git a/docs/sandbox/providers.md b/docs/sandbox/providers.md
index 8eaa138c18..e093be2f46 100644
--- a/docs/sandbox/providers.md
+++ b/docs/sandbox/providers.md
@@ -70,6 +70,14 @@ const railway = railwaySandbox() // managed Railway sandbox; reads RAILWAY_TOKEN
 > ngrok subpath, and the [Cloudflare guide](./cloudflare) for the edge-native
 > co-located model.
 
+## Community providers
+
+Community packages implement the same sandbox contract. Their maintainers handle support and releases.
+
+| Provider | Package | Notes |
+| --- | --- | --- |
+| Lizard (lizard.build) | [`@lizard-build/tanstack-ai`](https://github.com/lizard-build/integrations/tree/main/packages/tanstack-ai) | Runs commands and manages files in Lizard Sandboxes. Supports background processes and authenticated HTTP ports. Requires `LIZARD_API_KEY` and `LIZARD_PROJECT_ID`. Lizard maintains the package. See its README for setup and capability limits. |
+
 ## Local process
 
 ```ts