diff --git a/docs/resources/llama-stack-spec.html b/docs/resources/llama-stack-spec.html
index de52131b5..363d968f9 100644
--- a/docs/resources/llama-stack-spec.html
+++ b/docs/resources/llama-stack-spec.html
@@ -21,7 +21,7 @@
     "info": {
         "title": "[DRAFT] Llama Stack Specification",
         "version": "0.0.1",
-        "description": "This is the specification of the llama stack that provides\n                a set of endpoints and their corresponding interfaces that are tailored to\n                best leverage Llama Models. The specification is still in draft and subject to change.\n                Generated at 2024-10-31 10:35:38.305313"
+        "description": "This is the specification of the llama stack that provides\n                a set of endpoints and their corresponding interfaces that are tailored to\n                best leverage Llama Models. The specification is still in draft and subject to change.\n                Generated at 2024-10-31 14:28:52.128905"
     },
     "servers": [
         {
@@ -320,11 +320,18 @@
             "post": {
                 "responses": {
                     "200": {
-                        "description": "A single turn in an interaction with an Agentic System.",
+                        "description": "A single turn in an interaction with an Agentic System. **OR** streamed agent turn completion response.",
                         "content": {
                             "text/event-stream": {
                                 "schema": {
-                                    "$ref": "#/components/schemas/Turn"
+                                    "oneOf": [
+                                        {
+                                            "$ref": "#/components/schemas/Turn"
+                                        },
+                                        {
+                                            "$ref": "#/components/schemas/AgentTurnResponseStreamChunk"
+                                        }
+                                    ]
                                 }
                             }
                         }
@@ -3832,6 +3839,215 @@
                     "messages"
                 ]
             },
+            "AgentTurnResponseEvent": {
+                "type": "object",
+                "properties": {
+                    "payload": {
+                        "oneOf": [
+                            {
+                                "$ref": "#/components/schemas/AgentTurnResponseStepStartPayload"
+                            },
+                            {
+                                "$ref": "#/components/schemas/AgentTurnResponseStepProgressPayload"
+                            },
+                            {
+                                "$ref": "#/components/schemas/AgentTurnResponseStepCompletePayload"
+                            },
+                            {
+                                "$ref": "#/components/schemas/AgentTurnResponseTurnStartPayload"
+                            },
+                            {
+                                "$ref": "#/components/schemas/AgentTurnResponseTurnCompletePayload"
+                            }
+                        ]
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "payload"
+                ],
+                "title": "Streamed agent execution response."
+            },
+            "AgentTurnResponseStepCompletePayload": {
+                "type": "object",
+                "properties": {
+                    "event_type": {
+                        "type": "string",
+                        "const": "step_complete",
+                        "default": "step_complete"
+                    },
+                    "step_type": {
+                        "type": "string",
+                        "enum": [
+                            "inference",
+                            "tool_execution",
+                            "shield_call",
+                            "memory_retrieval"
+                        ]
+                    },
+                    "step_details": {
+                        "oneOf": [
+                            {
+                                "$ref": "#/components/schemas/InferenceStep"
+                            },
+                            {
+                                "$ref": "#/components/schemas/ToolExecutionStep"
+                            },
+                            {
+                                "$ref": "#/components/schemas/ShieldCallStep"
+                            },
+                            {
+                                "$ref": "#/components/schemas/MemoryRetrievalStep"
+                            }
+                        ]
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event_type",
+                    "step_type",
+                    "step_details"
+                ]
+            },
+            "AgentTurnResponseStepProgressPayload": {
+                "type": "object",
+                "properties": {
+                    "event_type": {
+                        "type": "string",
+                        "const": "step_progress",
+                        "default": "step_progress"
+                    },
+                    "step_type": {
+                        "type": "string",
+                        "enum": [
+                            "inference",
+                            "tool_execution",
+                            "shield_call",
+                            "memory_retrieval"
+                        ]
+                    },
+                    "step_id": {
+                        "type": "string"
+                    },
+                    "model_response_text_delta": {
+                        "type": "string"
+                    },
+                    "tool_call_delta": {
+                        "$ref": "#/components/schemas/ToolCallDelta"
+                    },
+                    "tool_response_text_delta": {
+                        "type": "string"
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event_type",
+                    "step_type",
+                    "step_id"
+                ]
+            },
+            "AgentTurnResponseStepStartPayload": {
+                "type": "object",
+                "properties": {
+                    "event_type": {
+                        "type": "string",
+                        "const": "step_start",
+                        "default": "step_start"
+                    },
+                    "step_type": {
+                        "type": "string",
+                        "enum": [
+                            "inference",
+                            "tool_execution",
+                            "shield_call",
+                            "memory_retrieval"
+                        ]
+                    },
+                    "step_id": {
+                        "type": "string"
+                    },
+                    "metadata": {
+                        "type": "object",
+                        "additionalProperties": {
+                            "oneOf": [
+                                {
+                                    "type": "null"
+                                },
+                                {
+                                    "type": "boolean"
+                                },
+                                {
+                                    "type": "number"
+                                },
+                                {
+                                    "type": "string"
+                                },
+                                {
+                                    "type": "array"
+                                },
+                                {
+                                    "type": "object"
+                                }
+                            ]
+                        }
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event_type",
+                    "step_type",
+                    "step_id"
+                ]
+            },
+            "AgentTurnResponseStreamChunk": {
+                "type": "object",
+                "properties": {
+                    "event": {
+                        "$ref": "#/components/schemas/AgentTurnResponseEvent"
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event"
+                ],
+                "title": "streamed agent turn completion response."
+            },
+            "AgentTurnResponseTurnCompletePayload": {
+                "type": "object",
+                "properties": {
+                    "event_type": {
+                        "type": "string",
+                        "const": "turn_complete",
+                        "default": "turn_complete"
+                    },
+                    "turn": {
+                        "$ref": "#/components/schemas/Turn"
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event_type",
+                    "turn"
+                ]
+            },
+            "AgentTurnResponseTurnStartPayload": {
+                "type": "object",
+                "properties": {
+                    "event_type": {
+                        "type": "string",
+                        "const": "turn_start",
+                        "default": "turn_start"
+                    },
+                    "turn_id": {
+                        "type": "string"
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "event_type",
+                    "turn_id"
+                ]
+            },
             "InferenceStep": {
                 "type": "object",
                 "properties": {
@@ -6846,57 +7062,57 @@
         }
     ],
     "tags": [
-        {
-            "name": "Safety"
-        },
-        {
-            "name": "Scoring"
-        },
-        {
-            "name": "BatchInference"
-        },
-        {
-            "name": "DatasetIO"
-        },
-        {
-            "name": "Models"
-        },
-        {
-            "name": "Eval"
-        },
-        {
-            "name": "Telemetry"
-        },
-        {
-            "name": "Shields"
-        },
-        {
-            "name": "Datasets"
-        },
         {
             "name": "Memory"
         },
-        {
-            "name": "PostTraining"
-        },
-        {
-            "name": "ScoringFunctions"
-        },
-        {
-            "name": "SyntheticDataGeneration"
-        },
-        {
-            "name": "Inspect"
-        },
-        {
-            "name": "MemoryBanks"
-        },
         {
             "name": "Inference"
         },
+        {
+            "name": "Eval"
+        },
+        {
+            "name": "MemoryBanks"
+        },
+        {
+            "name": "Models"
+        },
+        {
+            "name": "BatchInference"
+        },
+        {
+            "name": "PostTraining"
+        },
         {
             "name": "Agents"
         },
+        {
+            "name": "Shields"
+        },
+        {
+            "name": "Telemetry"
+        },
+        {
+            "name": "Inspect"
+        },
+        {
+            "name": "DatasetIO"
+        },
+        {
+            "name": "SyntheticDataGeneration"
+        },
+        {
+            "name": "Datasets"
+        },
+        {
+            "name": "Scoring"
+        },
+        {
+            "name": "ScoringFunctions"
+        },
+        {
+            "name": "Safety"
+        },
         {
             "name": "BuiltinTool",
             "description": "<SchemaDefinition schemaRef=\"#/components/schemas/BuiltinTool\" />"
@@ -7081,6 +7297,34 @@
             "name": "CreateAgentTurnRequest",
             "description": "<SchemaDefinition schemaRef=\"#/components/schemas/CreateAgentTurnRequest\" />"
         },
+        {
+            "name": "AgentTurnResponseEvent",
+            "description": "Streamed agent execution response.\n\n<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseEvent\" />"
+        },
+        {
+            "name": "AgentTurnResponseStepCompletePayload",
+            "description": "<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseStepCompletePayload\" />"
+        },
+        {
+            "name": "AgentTurnResponseStepProgressPayload",
+            "description": "<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseStepProgressPayload\" />"
+        },
+        {
+            "name": "AgentTurnResponseStepStartPayload",
+            "description": "<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseStepStartPayload\" />"
+        },
+        {
+            "name": "AgentTurnResponseStreamChunk",
+            "description": "streamed agent turn completion response.\n\n<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseStreamChunk\" />"
+        },
+        {
+            "name": "AgentTurnResponseTurnCompletePayload",
+            "description": "<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseTurnCompletePayload\" />"
+        },
+        {
+            "name": "AgentTurnResponseTurnStartPayload",
+            "description": "<SchemaDefinition schemaRef=\"#/components/schemas/AgentTurnResponseTurnStartPayload\" />"
+        },
         {
             "name": "InferenceStep",
             "description": "<SchemaDefinition schemaRef=\"#/components/schemas/InferenceStep\" />"
@@ -7429,6 +7673,13 @@
                 "AgentCreateResponse",
                 "AgentSessionCreateResponse",
                 "AgentStepResponse",
+                "AgentTurnResponseEvent",
+                "AgentTurnResponseStepCompletePayload",
+                "AgentTurnResponseStepProgressPayload",
+                "AgentTurnResponseStepStartPayload",
+                "AgentTurnResponseStreamChunk",
+                "AgentTurnResponseTurnCompletePayload",
+                "AgentTurnResponseTurnStartPayload",
                 "Attachment",
                 "BatchChatCompletionRequest",
                 "BatchChatCompletionResponse",
diff --git a/docs/resources/llama-stack-spec.yaml b/docs/resources/llama-stack-spec.yaml
index 0cf378168..7dd231965 100644
--- a/docs/resources/llama-stack-spec.yaml
+++ b/docs/resources/llama-stack-spec.yaml
@@ -86,6 +86,138 @@ components:
       required:
       - step
       type: object
+    AgentTurnResponseEvent:
+      additionalProperties: false
+      properties:
+        payload:
+          oneOf:
+          - $ref: '#/components/schemas/AgentTurnResponseStepStartPayload'
+          - $ref: '#/components/schemas/AgentTurnResponseStepProgressPayload'
+          - $ref: '#/components/schemas/AgentTurnResponseStepCompletePayload'
+          - $ref: '#/components/schemas/AgentTurnResponseTurnStartPayload'
+          - $ref: '#/components/schemas/AgentTurnResponseTurnCompletePayload'
+      required:
+      - payload
+      title: Streamed agent execution response.
+      type: object
+    AgentTurnResponseStepCompletePayload:
+      additionalProperties: false
+      properties:
+        event_type:
+          const: step_complete
+          default: step_complete
+          type: string
+        step_details:
+          oneOf:
+          - $ref: '#/components/schemas/InferenceStep'
+          - $ref: '#/components/schemas/ToolExecutionStep'
+          - $ref: '#/components/schemas/ShieldCallStep'
+          - $ref: '#/components/schemas/MemoryRetrievalStep'
+        step_type:
+          enum:
+          - inference
+          - tool_execution
+          - shield_call
+          - memory_retrieval
+          type: string
+      required:
+      - event_type
+      - step_type
+      - step_details
+      type: object
+    AgentTurnResponseStepProgressPayload:
+      additionalProperties: false
+      properties:
+        event_type:
+          const: step_progress
+          default: step_progress
+          type: string
+        model_response_text_delta:
+          type: string
+        step_id:
+          type: string
+        step_type:
+          enum:
+          - inference
+          - tool_execution
+          - shield_call
+          - memory_retrieval
+          type: string
+        tool_call_delta:
+          $ref: '#/components/schemas/ToolCallDelta'
+        tool_response_text_delta:
+          type: string
+      required:
+      - event_type
+      - step_type
+      - step_id
+      type: object
+    AgentTurnResponseStepStartPayload:
+      additionalProperties: false
+      properties:
+        event_type:
+          const: step_start
+          default: step_start
+          type: string
+        metadata:
+          additionalProperties:
+            oneOf:
+            - type: 'null'
+            - type: boolean
+            - type: number
+            - type: string
+            - type: array
+            - type: object
+          type: object
+        step_id:
+          type: string
+        step_type:
+          enum:
+          - inference
+          - tool_execution
+          - shield_call
+          - memory_retrieval
+          type: string
+      required:
+      - event_type
+      - step_type
+      - step_id
+      type: object
+    AgentTurnResponseStreamChunk:
+      additionalProperties: false
+      properties:
+        event:
+          $ref: '#/components/schemas/AgentTurnResponseEvent'
+      required:
+      - event
+      title: streamed agent turn completion response.
+      type: object
+    AgentTurnResponseTurnCompletePayload:
+      additionalProperties: false
+      properties:
+        event_type:
+          const: turn_complete
+          default: turn_complete
+          type: string
+        turn:
+          $ref: '#/components/schemas/Turn'
+      required:
+      - event_type
+      - turn
+      type: object
+    AgentTurnResponseTurnStartPayload:
+      additionalProperties: false
+      properties:
+        event_type:
+          const: turn_start
+          default: turn_start
+          type: string
+        turn_id:
+          type: string
+      required:
+      - event_type
+      - turn_id
+      type: object
     Attachment:
       additionalProperties: false
       properties:
@@ -2866,7 +2998,7 @@ info:
   description: "This is the specification of the llama stack that provides\n     \
     \           a set of endpoints and their corresponding interfaces that are tailored\
     \ to\n                best leverage Llama Models. The specification is still in\
-    \ draft and subject to change.\n                Generated at 2024-10-31 10:35:38.305313"
+    \ draft and subject to change.\n                Generated at 2024-10-31 14:28:52.128905"
   title: '[DRAFT] Llama Stack Specification'
   version: 0.0.1
 jsonSchemaDialect: https://json-schema.org/draft/2020-12/schema
@@ -3059,8 +3191,11 @@ paths:
           content:
             text/event-stream:
               schema:
-                $ref: '#/components/schemas/Turn'
-          description: A single turn in an interaction with an Agentic System.
+                oneOf:
+                - $ref: '#/components/schemas/Turn'
+                - $ref: '#/components/schemas/AgentTurnResponseStreamChunk'
+          description: A single turn in an interaction with an Agentic System. **OR**
+            streamed agent turn completion response.
       tags:
       - Agents
   /agents/turn/get:
@@ -4145,23 +4280,23 @@ security:
 servers:
 - url: http://any-hosted-llama-stack.com
 tags:
-- name: Safety
-- name: Scoring
-- name: BatchInference
-- name: DatasetIO
-- name: Models
-- name: Eval
-- name: Telemetry
-- name: Shields
-- name: Datasets
 - name: Memory
-- name: PostTraining
-- name: ScoringFunctions
-- name: SyntheticDataGeneration
-- name: Inspect
-- name: MemoryBanks
 - name: Inference
+- name: Eval
+- name: MemoryBanks
+- name: Models
+- name: BatchInference
+- name: PostTraining
 - name: Agents
+- name: Shields
+- name: Telemetry
+- name: Inspect
+- name: DatasetIO
+- name: SyntheticDataGeneration
+- name: Datasets
+- name: Scoring
+- name: ScoringFunctions
+- name: Safety
 - description: <SchemaDefinition schemaRef="#/components/schemas/BuiltinTool" />
   name: BuiltinTool
 - description: <SchemaDefinition schemaRef="#/components/schemas/CompletionMessage"
@@ -4306,6 +4441,32 @@ tags:
 - description: <SchemaDefinition schemaRef="#/components/schemas/CreateAgentTurnRequest"
     />
   name: CreateAgentTurnRequest
+- description: 'Streamed agent execution response.
+
+
+    <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseEvent" />'
+  name: AgentTurnResponseEvent
+- description: <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseStepCompletePayload"
+    />
+  name: AgentTurnResponseStepCompletePayload
+- description: <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseStepProgressPayload"
+    />
+  name: AgentTurnResponseStepProgressPayload
+- description: <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseStepStartPayload"
+    />
+  name: AgentTurnResponseStepStartPayload
+- description: 'streamed agent turn completion response.
+
+
+    <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseStreamChunk"
+    />'
+  name: AgentTurnResponseStreamChunk
+- description: <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseTurnCompletePayload"
+    />
+  name: AgentTurnResponseTurnCompletePayload
+- description: <SchemaDefinition schemaRef="#/components/schemas/AgentTurnResponseTurnStartPayload"
+    />
+  name: AgentTurnResponseTurnStartPayload
 - description: <SchemaDefinition schemaRef="#/components/schemas/InferenceStep" />
   name: InferenceStep
 - description: <SchemaDefinition schemaRef="#/components/schemas/MemoryRetrievalStep"
@@ -4566,6 +4727,13 @@ x-tagGroups:
   - AgentCreateResponse
   - AgentSessionCreateResponse
   - AgentStepResponse
+  - AgentTurnResponseEvent
+  - AgentTurnResponseStepCompletePayload
+  - AgentTurnResponseStepProgressPayload
+  - AgentTurnResponseStepStartPayload
+  - AgentTurnResponseStreamChunk
+  - AgentTurnResponseTurnCompletePayload
+  - AgentTurnResponseTurnStartPayload
   - Attachment
   - BatchChatCompletionRequest
   - BatchChatCompletionResponse
diff --git a/llama_stack/apis/agents/agents.py b/llama_stack/apis/agents/agents.py
index 6d755021f..613844f5e 100644
--- a/llama_stack/apis/agents/agents.py
+++ b/llama_stack/apis/agents/agents.py
@@ -406,6 +406,8 @@ class AgentTurnCreateRequest(AgentConfigOverridablePerTurn):
 
 @json_schema_type
 class AgentTurnResponseStreamChunk(BaseModel):
+    """streamed agent turn completion response."""
+
     event: AgentTurnResponseEvent