removed LLMCallable content block from custom tools article (#621)

Author: ravibits

src/content/docs/agentkit/tools/custom-tools.mdx

@@ -144,82 +144,6 @@ async function slackSendMessage(identifier: string, channel: string, text: strin
   </TabItem>
 </Tabs>
 
-## Expose as an LLM-callable tool
-
-Define a JSON Schema for each custom tool and pass the list to your LLM. The schema format below matches what Scalekit returns for built-in tools, so it works directly with the Anthropic API. For OpenAI, rename `input_schema` to `parameters`.
-
-<Tabs syncKey="tech-stack">
-  <TabItem label="Python">
-```python
-custom_tools = [
-    {
-        "name": "gmail_list_filters",
-        "description": "List Gmail filters configured for the current user",
-        "input_schema": {
-            "type": "object",
-            "properties": {"identifier": {"type": "string"}},
-            "required": ["identifier"],
-        },
-    },
-    {
-        "name": "slack_send_message",
-        "description": "Send a message to a Slack channel on behalf of the user",
-        "input_schema": {
-            "type": "object",
-            "properties": {
-                "identifier": {"type": "string"},
-                "channel": {"type": "string"},
-                "text": {"type": "string"},
-            },
-            "required": ["identifier", "channel", "text"],
-        },
-    },
-]
-
-def route_tool_call(tool_name: str, tool_input: dict):
-    if tool_name == "gmail_list_filters":
-        return gmail_list_filters(tool_input["identifier"])
-    if tool_name == "slack_send_message":
-        return slack_send_message(tool_input["identifier"], tool_input["channel"], tool_input["text"])
-    raise ValueError(f"Unknown tool: {tool_name}")
-```
-  </TabItem>
-  <TabItem label="Node.js">
-```typescript
-const customTools = [
-  {
-    name: 'gmail_list_filters',
-    description: 'List Gmail filters configured for the current user',
-    input_schema: {
-      type: 'object',
-      properties: { identifier: { type: 'string' } },
-      required: ['identifier'],
-    },
-  },
-  {
-    name: 'slack_send_message',
-    description: 'Send a message to a Slack channel on behalf of the user',
-    input_schema: {
-      type: 'object',
-      properties: {
-        identifier: { type: 'string' },
-        channel: { type: 'string' },
-        text: { type: 'string' },
-      },
-      required: ['identifier', 'channel', 'text'],
-    },
-  },
-];
-
-function routeToolCall(toolName: string, toolInput: Record<string, string>) {
-  if (toolName === 'gmail_list_filters') return gmailListFilters(toolInput.identifier);
-  if (toolName === 'slack_send_message') return slackSendMessage(toolInput.identifier, toolInput.channel, toolInput.text);
-  throw new Error(`Unknown tool: ${toolName}`);
-}
-```
-  </TabItem>
-</Tabs>
-
 ## Check authorization before proxy calls
 
 Verify the connected account is `ACTIVE` before making a proxy call and handle provider errors explicitly: