| shared-context-spec:agent-mux-gateway-frame-auth | AuthFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-error | ErrorFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-hello | HelloFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-hook-decision | HookDecisionFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-hook-request | HookRequestFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-hook-resolved | HookResolvedFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-pairing-consume | PairingConsumeFrame (client→server, request/response) | extensions |
| shared-context-spec:agent-mux-gateway-frame-pairing-consumed | PairingConsumedFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-pairing-register | PairingRegisterFrame (client→server, request/response) | extensions |
| shared-context-spec:agent-mux-gateway-frame-ping | PingFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-pong | PongFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-run-event | RunEventFrame (server→client) | extensions |
| shared-context-spec:agent-mux-gateway-frame-session-message | SessionMessageFrame (client→server, request/response) | extensions |
| shared-context-spec:agent-mux-gateway-frame-session-start | SessionStartFrame (client→server, request/response) | extensions |
| shared-context-spec:agent-mux-gateway-frame-session-subscribe | SessionSubscribeFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-session-unsubscribe | SessionUnsubscribeFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-subscribe | SubscribeFrame (client→server) | extensions |
| shared-context-spec:agent-mux-gateway-frame-unsubscribe | UnsubscribeFrame (client→server) | extensions |
| shared-context-spec:agent-mux-harness-mock-harness-scenario | HarnessScenario (top-level) | extensions |
| shared-context-spec:agent-mux-harness-mock-http-server-config | HttpServerConfig | extensions |
| shared-context-spec:agent-mux-harness-mock-mock-event | MockEvent (canonical event taxonomy entry) | extensions |
| shared-context-spec:agent-mux-harness-mock-stdin-interaction | StdinInteraction (subprocess approval grammar) | extensions |
| shared-context-spec:agent-mux-harness-mock-websocket-config | WebSocketConfig | extensions |
| shared-context-spec:agent-mux-observability-cost-info | CostInfo | extensions |
| shared-context-spec:agent-mux-observability-log-context | LogContext | extensions |
| shared-context-spec:agent-mux-observability-log-level | LogLevel (string union) | extensions |
| shared-context-spec:agent-mux-observability-logger-iface | Logger (interface) | extensions |
| shared-context-spec:agent-mux-observability-telemetry-iface | Telemetry (interface) | extensions |
| shared-context-spec:breakpoints-mux-backend-iface | BreakpointBackend (interface) | extensions |
| shared-context-spec:breakpoints-mux-breakpoint-answer | BreakpointAnswer (zod) | extensions |
| shared-context-spec:breakpoints-mux-breakpoint-context | BreakpointContext (zod) | extensions |
| shared-context-spec:breakpoints-mux-breakpoint-routing | BreakpointRouting (zod) | extensions |
| shared-context-spec:breakpoints-mux-proven-breakpoint-answer | ProvenBreakpointAnswer (zod) | extensions |
| shared-context-spec:breakpoints-mux-responder-profile | ResponderProfile (zod) | extensions |
| shared-context-spec:default | shared-context-spec:default | extensions |
| shared-context-spec:hooks-mux-detected-harness | DetectedHarness (discovery output) | extensions |
| shared-context-spec:hooks-mux-merged-execution-result | MergedExecutionResult | extensions |
| shared-context-spec:hooks-mux-phase-mapping | PhaseMapping (canonical↔native) | extensions |
| shared-context-spec:hooks-mux-propagation-options | PropagationOptions / PropagationBackend | extensions |
| shared-context-spec:hooks-mux-session-state | SessionState (a5c.hooks.session.v1) | extensions |
| shared-context-spec:hooks-mux-unified-execution-context | UnifiedExecutionContext | extensions |
| shared-context-spec:hooks-mux-unified-hook-event | UnifiedHookEvent (a5c.hooks.v1) | extensions |
| shared-context-spec:hooks-mux-unified-hook-result | UnifiedHookResult | extensions |
| shared-context-spec:normalized-trigger-event | NormalizedTriggerEvent payload schema | extensions |
| shared-context-spec:run-scoped | shared-context-spec:run-scoped | extensions |
| shared-context-spec:trigger-change | TriggerChange payload field schema | extensions |