📝 docs: Add LLM_VISION_IMAGE_USE_BASE64 environment variable for ba…

…se64 image uploads in English and Chinese documentation
lobehub · Dec 11, 2024 · d90ff3f · d90ff3f
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diff --git a/docs/self-hosting/environment-variables/basic.mdx b/docs/self-hosting/environment-variables/basic.mdx
@@ -143,3 +143,20 @@ The above example sets the `SERPAPI_API_KEY` of the `search-engine` plugin to `x
 - Type: Optional
 - Description: Index address of the LobeChat assistant market. If you have deployed the assistant market service on your own, you can use this variable to override the default market address.
 - Default: `https://chat-agents.lobehub.com`
+
+## Upload image
+
+### `LLM_VISION_IMAGE_USE_BASE64`
+
+- Type: Optional
+- Description: Set to `1` to use base64 encoding for image upload.
+- Default: undefined
+- Example: `1`
+
+When set to `1`, LobeChat will convert images to base64 encoding before
+uploading them to the LLM model. When encountering the following error,
+please consider configuring this environment variable to `1`:
+
+```log
+Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
+```
diff --git a/docs/self-hosting/environment-variables/basic.zh-CN.mdx b/docs/self-hosting/environment-variables/basic.zh-CN.mdx
@@ -138,3 +138,18 @@ LobeChat 在部署时提供了一些额外的配置项，你可以使用环境
 - 类型：可选
 - 描述：LobeChat 助手市场的索引地址，如果你自行部署了助手市场的服务，可以使用该变量来覆盖默认的市场地址
 - 默认值：`https://chat-agents.lobehub.com`
+
+## 上传图片
+
+### `LLM_VISION_IMAGE_USE_BASE64`
+
+- 类型：可选
+- 描述：设置为 1 则使用 base64 编码上传图片
+- 默认值：undefined
+- 示例：`1`
+
+当设置为 `1` 时，LobeChat 会将图片转换为 base64 编码后上传到 LLM 模型中，当遇到如下错误时请考虑配置该环境变量为 1
+
+```log
+Route: [xai] ProviderBizError: Fetching images over plain http:// is not supported.
+```