diff --git a/.repository-projection.json b/.repository-projection.json
index 86af07e..093e87a 100644
--- a/.repository-projection.json
+++ b/.repository-projection.json
@@ -3,11 +3,11 @@
   "projection": "api",
   "projectionSchemaVersion": 1,
   "sourceRepository": "dx-corp/mono",
-  "sourceSha": "2df44a8283c07c0ba875174e70d2aaabb72d19cc",
+  "sourceSha": "f6e0aa99e756a677a1f035d6825462abd1fffe0c",
   "destinationRepository": "dx-corp/api",
-  "priorProjectedBase": "a9de5e284484ba056c0dd4e7b8c0cb656c515c7b",
+  "priorProjectedBase": "3c616f65601b50873ffff1bcde4e238599b3659c",
   "definitionDigest": "144b18a5c1f3e7ee6e2d1abc32f80a97adfeacd088911ec659d63622fe85d18c",
   "toolDigest": "f58d71f023a4f0a27d77cb96dcc5348a40816d0b",
-  "contentDigest": "7e71829fc001f6d1c06a7b08eaf331eb3a27ca489aead2bb4e6058e6c1444ce1",
+  "contentDigest": "af711aaad6c4ce1e58865a025562485a296843a19b589a671b975d950e7259ae",
   "publicationEligible": true
 }
diff --git a/openapi/console/v1/console.openapi.yaml b/openapi/console/v1/console.openapi.yaml
index b1e12ca..c2c4fa3 100644
--- a/openapi/console/v1/console.openapi.yaml
+++ b/openapi/console/v1/console.openapi.yaml
@@ -9672,6 +9672,19 @@ components:
         - OPERATING_CORRECTION_REVIEW_STATE_APPROVED
         - OPERATING_CORRECTION_REVIEW_STATE_REJECTED
         - OPERATING_CORRECTION_REVIEW_STATE_INELIGIBLE
+    console.v1.OperatingExecutionPlacement:
+      type: string
+      title: OperatingExecutionPlacement
+      enum:
+        - OPERATING_EXECUTION_PLACEMENT_UNSPECIFIED
+        - OPERATING_EXECUTION_PLACEMENT_INLINE_TURN
+        - OPERATING_EXECUTION_PLACEMENT_COMPUTER_MISSION
+      description: |-
+        Server-owned Auto decision pinned to an accepted task, never a channel preference.
+         Where an accepted Auto task executes. The classifier already picks a model
+         from the task's purpose; this records the execution environment that same
+         decision implies, so placement is durable, replayable, and attributable to
+         the policy version that chose it rather than re-derived at each stage.
     console.v1.OperatingExecutionProfileKind:
       type: string
       title: OperatingExecutionProfileKind
@@ -23012,9 +23025,11 @@ components:
         policyVersion:
           type: string
           title: policy_version
+        placement:
+          title: placement
+          $ref: '#/components/schemas/console.v1.OperatingExecutionPlacement'
       title: OperatingAutoModelRoute
       additionalProperties: false
-      description: Server-owned Auto decision pinned to an accepted task, never a channel preference.
     console.v1.OperatingCapabilityContract:
       type: object
       properties:
diff --git a/openapi/deixic/v1/deixic.openapi.yaml b/openapi/deixic/v1/deixic.openapi.yaml
index d441365..a2c575c 100644
--- a/openapi/deixic/v1/deixic.openapi.yaml
+++ b/openapi/deixic/v1/deixic.openapi.yaml
@@ -9190,6 +9190,19 @@ components:
         - OPERATING_CORRECTION_REVIEW_STATE_APPROVED
         - OPERATING_CORRECTION_REVIEW_STATE_REJECTED
         - OPERATING_CORRECTION_REVIEW_STATE_INELIGIBLE
+    console.v1.OperatingExecutionPlacement:
+      type: string
+      title: OperatingExecutionPlacement
+      enum:
+        - OPERATING_EXECUTION_PLACEMENT_UNSPECIFIED
+        - OPERATING_EXECUTION_PLACEMENT_INLINE_TURN
+        - OPERATING_EXECUTION_PLACEMENT_COMPUTER_MISSION
+      description: |-
+        Server-owned Auto decision pinned to an accepted task, never a channel preference.
+         Where an accepted Auto task executes. The classifier already picks a model
+         from the task's purpose; this records the execution environment that same
+         decision implies, so placement is durable, replayable, and attributable to
+         the policy version that chose it rather than re-derived at each stage.
     console.v1.OperatingExecutionRuntime:
       type: string
       title: OperatingExecutionRuntime
@@ -22149,9 +22162,11 @@ components:
         policyVersion:
           type: string
           title: policy_version
+        placement:
+          title: placement
+          $ref: '#/components/schemas/console.v1.OperatingExecutionPlacement'
       title: OperatingAutoModelRoute
       additionalProperties: false
-      description: Server-owned Auto decision pinned to an accepted task, never a channel preference.
     console.v1.OperatingCapabilityRequirementState:
       type: object
       properties:
diff --git a/proto/console/v1/console.proto b/proto/console/v1/console.proto
index 0bf136b..948c1d4 100644
--- a/proto/console/v1/console.proto
+++ b/proto/console/v1/console.proto
@@ -8709,10 +8709,25 @@ message FulfillInferenceCreditCheckoutResponse {
 }
 
 // Server-owned Auto decision pinned to an accepted task, never a channel preference.
+// Where an accepted Auto task executes. The classifier already picks a model
+// from the task's purpose; this records the execution environment that same
+// decision implies, so placement is durable, replayable, and attributable to
+// the policy version that chose it rather than re-derived at each stage.
+enum OperatingExecutionPlacement {
+  OPERATING_EXECUTION_PLACEMENT_UNSPECIFIED = 0;
+  // The turn runs inline on the conversation's own runner.
+  OPERATING_EXECUTION_PLACEMENT_INLINE_TURN = 1;
+  // The work is long-running and belongs on a Computer. Platform remains the
+  // durable Run authority; this records the placement decision, it does not
+  // transfer mission ownership.
+  OPERATING_EXECUTION_PLACEMENT_COMPUTER_MISSION = 2;
+}
+
 message OperatingAutoModelRoute {
   OperatingModelSelection target = 1;
   StaffInferenceRoutingPurpose purpose = 2;
   string policy_version = 3;
+  OperatingExecutionPlacement placement = 4;
 }
 
 // Customer-defined business schemas. Field and relationship IDs remain stable across versions.