Move supports_commands from PromptCapabilities to AgentCapabilities

- Moved supports_commands field from PromptCapabilities to AgentCapabilities
- Commands are an agent-level capability, not specific to prompt processing
- Regenerated all derived artifacts (JSON schema, TypeScript types, docs)

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: nathansobo

docs/protocol/schema.mdx

@@ -92,7 +92,7 @@ See protocol docs: [Initialization](https://agentclientprotocol.com/protocol/ini
 <ResponseField name="agentCapabilities" type={<a href="#agentcapabilities">AgentCapabilities</a>} >
   Capabilities supported by the agent.
 
-    - Default: `{"loadSession":false,"promptCapabilities":{"audio":false,"embeddedContext":false,"image":false,"supportsCommands":false}}`
+    - Default: `{"loadSession":false,"promptCapabilities":{"audio":false,"embeddedContext":false,"image":false},"supportsCommands":false}`
 
 </ResponseField>
 <ResponseField name="authMethods" type={<><span><a href="#authmethod">AuthMethod</a></span><span>[]</span></>} >
@@ -616,7 +616,13 @@ See protocol docs: [Agent Capabilities](https://agentclientprotocol.com/protocol
 <ResponseField name="promptCapabilities" type={<a href="#promptcapabilities">PromptCapabilities</a>} >
   Prompt capabilities supported by the agent.
 
-    - Default: `{"audio":false,"embeddedContext":false,"image":false,"supportsCommands":false}`
+    - Default: `{"audio":false,"embeddedContext":false,"image":false}`
+
+</ResponseField>
+<ResponseField name="supportsCommands" type={"boolean"} >
+  Agent supports commands via `list_commands` and `run_command`.
+
+    - Default: `false`
 
 </ResponseField>
 
@@ -1246,12 +1252,6 @@ in prompt requests for pieces of context that are referenced in the message.
 
     - Default: `false`
 
-</ResponseField>
-<ResponseField name="supportsCommands" type={"boolean"} >
-  Agent supports commands via `list_commands` and `run_command`.
-
-    - Default: `false`
-
 </ResponseField>
 
 ## <span class="font-mono">ProtocolVersion</span>

rust/agent.rs

@@ -354,6 +354,10 @@ pub struct AgentCapabilities {
     /// Prompt capabilities supported by the agent.
     #[serde(default)]
     pub prompt_capabilities: PromptCapabilities,
+
+    /// Agent supports commands via `list_commands` and `run_command`.
+    #[serde(default)]
+    pub supports_commands: bool,
 }
 
 /// Prompt capabilities supported by the agent in `session/prompt` requests.
@@ -383,9 +387,6 @@ pub struct PromptCapabilities {
     /// in prompt requests for pieces of context that are referenced in the message.
     #[serde(default)]
     pub embedded_context: bool,
-    /// Agent supports commands via `list_commands` and `run_command`.
-    #[serde(default)]
-    pub supports_commands: bool,
 }
 
 // Slash commands

schema/schema.json

@@ -13,10 +13,14 @@
           "default": {
             "audio": false,
             "embeddedContext": false,
-            "image": false,
-            "supportsCommands": false
+            "image": false
           },
           "description": "Prompt capabilities supported by the agent."
+        },
+        "supportsCommands": {
+          "default": false,
+          "description": "Agent supports commands via `list_commands` and `run_command`.",
+          "type": "boolean"
         }
       },
       "type": "object"
@@ -635,9 +639,9 @@
             "promptCapabilities": {
               "audio": false,
               "embeddedContext": false,
-              "image": false,
-              "supportsCommands": false
-            }
+              "image": false
+            },
+            "supportsCommands": false
           },
           "description": "Capabilities supported by the agent."
         },
@@ -912,11 +916,6 @@
           "default": false,
           "description": "Agent supports [`ContentBlock::Image`].",
           "type": "boolean"
-        },
-        "supportsCommands": {
-          "default": false,
-          "description": "Agent supports commands via `list_commands` and `run_command`.",
-          "type": "boolean"
         }
       },
       "type": "object"

typescript/schema.ts

@@ -822,6 +822,10 @@ export interface AgentCapabilities {
    */
   loadSession?: boolean;
   promptCapabilities?: PromptCapabilities;
+  /**
+   * Agent supports commands via `list_commands` and `run_command`.
+   */
+  supportsCommands?: boolean;
 }
 /**
  * Prompt capabilities supported by the agent.
@@ -842,10 +846,6 @@ export interface PromptCapabilities {
    * Agent supports [`ContentBlock::Image`].
    */
   image?: boolean;
-  /**
-   * Agent supports commands via `list_commands` and `run_command`.
-   */
-  supportsCommands?: boolean;
 }
 /**
  * Describes an available authentication method.
@@ -1400,7 +1400,6 @@ export const promptCapabilitiesSchema = z.object({
   audio: z.boolean().optional(),
   embeddedContext: z.boolean().optional(),
   image: z.boolean().optional(),
-  supportsCommands: z.boolean().optional(),
 });
 
 /** @internal */
@@ -1544,6 +1543,7 @@ export const clientCapabilitiesSchema = z.object({
 export const agentCapabilitiesSchema = z.object({
   loadSession: z.boolean().optional(),
   promptCapabilities: promptCapabilitiesSchema.optional(),
+  supportsCommands: z.boolean().optional(),
 });
 
 /** @internal */