diff --git a/charts/gateway/Chart.yaml b/charts/gateway/Chart.yaml
index 75dfd10..d92eed5 100644
--- a/charts/gateway/Chart.yaml
+++ b/charts/gateway/Chart.yaml
@@ -16,7 +16,7 @@ type: application
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
 # major.minor mirrors the API7 EE release line (3.10.x), patch is this chart's
 # own counter on that line and is decoupled from the app patch (see appVersion).
-version: 3.10.16
+version: 3.10.17
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/charts/gateway/README.md b/charts/gateway/README.md
index a2d26bf..45ce459 100644
--- a/charts/gateway/README.md
+++ b/charts/gateway/README.md
@@ -336,9 +336,10 @@ apisix:
 | nginx.workerRlimitNofile | string | `"20480"` | The number of files a worker process can open, should be larger than nginx.workerConnections |
 | nginx.workerShutdownTimeout | string | `"240s"` | Timeout for a graceful shutdown of worker processes |
 | openapiToMcp.enabled | bool | `false` | Enable or disable the OpenAPI-to-MCP sidecar. Required when using the `openapi-to-mcp` or `mcp-tools-acl` plugins. The container runs alongside the gateway in the same pod and is reached on 127.0.0.1. |
+| openapiToMcp.extraEnvVars | list | `[]` | extraEnvVars An array of extra env vars for the OpenAPI-to-MCP sidecar container. The service is configured through environment variables, for example `TIMEOUT` (inactivity timeout in milliseconds for the requests the generated tools send to the backend API, default 30000), `CACHE_ENABLED` or `CACHE_TTL`. Do not set `SSE_PORT` here; it is managed by `openapiToMcp.port`. e.g: extraEnvVars:   - name: TIMEOUT     value: "60000" |
 | openapiToMcp.image.pullPolicy | string | `"IfNotPresent"` | OpenAPI-to-MCP image pull policy |
 | openapiToMcp.image.repository | string | `"api7/openapi-to-mcp"` | OpenAPI-to-MCP image repository |
-| openapiToMcp.image.tag | string | `"1.0.6"` | OpenAPI-to-MCP image tag |
+| openapiToMcp.image.tag | string | `"1.0.9"` | OpenAPI-to-MCP image tag |
 | openapiToMcp.port | int | `3000` | Port that the sidecar listens on. Must match the `port` configured under `plugin_attr.openapi-to-mcp` in the gateway config (defaults to 3000). |
 | openapiToMcp.resources | object | `{}` | Resources for the OpenAPI-to-MCP sidecar container. |
 | pluginAttrs | object | `{}` | Set APISIX plugin attributes, see [config-default.yaml](https://github.com/apache/apisix/blob/master/conf/config-default.yaml#L376) for more details |
diff --git a/charts/gateway/templates/_pod.tpl b/charts/gateway/templates/_pod.tpl
index 8aa4d40..a2fdeb0 100644
--- a/charts/gateway/templates/_pod.tpl
+++ b/charts/gateway/templates/_pod.tpl
@@ -247,6 +247,9 @@ spec:
       env:
       - name: SSE_PORT
         value: {{ .Values.openapiToMcp.port | quote }}
+      {{- if .Values.openapiToMcp.extraEnvVars }}
+      {{- include "apisix.tplvalues.render" (dict "value" .Values.openapiToMcp.extraEnvVars "context" $) | nindent 6 }}
+      {{- end }}
       ports:
       - containerPort: {{ .Values.openapiToMcp.port }}
         name: http
diff --git a/charts/gateway/values.yaml b/charts/gateway/values.yaml
index 59bc6e3..cb70e4a 100644
--- a/charts/gateway/values.yaml
+++ b/charts/gateway/values.yaml
@@ -892,7 +892,7 @@ openapiToMcp:
     # -- OpenAPI-to-MCP image repository
     repository: api7/openapi-to-mcp
     # -- OpenAPI-to-MCP image tag
-    tag: 1.0.6
+    tag: 1.0.9
     # -- OpenAPI-to-MCP image pull policy
     pullPolicy: IfNotPresent
   # -- Port that the sidecar listens on. Must match the `port` configured under
@@ -900,6 +900,17 @@ openapiToMcp:
   port: 3000
   # -- Resources for the OpenAPI-to-MCP sidecar container.
   resources: {}
+  # -- extraEnvVars An array of extra env vars for the OpenAPI-to-MCP sidecar
+  # container. The service is configured through environment variables, for
+  # example `TIMEOUT` (inactivity timeout in milliseconds for the requests the
+  # generated tools send to the backend API, default 30000), `CACHE_ENABLED`
+  # or `CACHE_TTL`. Do not set `SSE_PORT` here; it is managed by
+  # `openapiToMcp.port`.
+  # e.g:
+  # extraEnvVars:
+  #   - name: TIMEOUT
+  #     value: "60000"
+  extraEnvVars: []
 
 control:
   # -- Enable Control API