{
  "id": "shared-context-spec:agent-mux-gateway-frame-session-message",
  "_kind": "SharedContextSpec",
  "_file": "extensions/shared-context-specs/agent-mux-gateway-protocol-frames.yaml",
  "_cluster": "extensions",
  "attributes": {
    "displayName": "SessionMessageFrame (client→server, request/response)",
    "contextKind": "websocket-frame-client",
    "typescriptInterface": "SessionMessageFrame",
    "producerIface": "@a5c-ai/agent-mux-gateway client",
    "consumerIfaces": [
      "handleRequestFrame 'session.message' (server.ts:779-805)"
    ],
    "fieldSchema": [
      "type:literal<session.message>:required:Frame discriminator",
      "sessionId:string:required:Target session id",
      "prompt:string:required:User prompt body",
      "agent:string:optional:Override adapter agent name",
      "model:string:optional:Override model id",
      "attachments:list<Attachment>:optional:Attachment list",
      "approvalMode:enum<yolo|prompt|deny>:optional:Tool-approval policy override"
    ],
    "sourceCitation": "packages/agent-mux/gateway/src/protocol/v1.ts:60-68; frames.ts:61-69"
  },
  "outgoingEdges": [],
  "incomingEdges": [
    {
      "from": "package:a5c-ai-agent-mux-gateway",
      "to": "shared-context-spec:agent-mux-gateway-frame-session-message",
      "kind": "has_payload_schema",
      "attributes": {}
    }
  ]
}