diff --git a/docs/agents/cli-flags.md b/docs/agents/cli-flags.md
index 0291f5531c..b06eb28d27 100644
--- a/docs/agents/cli-flags.md
+++ b/docs/agents/cli-flags.md
@@ -28,7 +28,7 @@ Thread a flag only through the layers that consume it:
    interface exposes it.
 6. `src/client/client-normalizers.ts`: update daemon flag normalization only when the request still
    needs a public-to-internal translation.
-7. `src/daemon/context.ts` and `src/core/dispatch-context.ts`: add the field only when it flows into
+7. `src/daemon/context.ts` and `src/daemon/dispatch-context.ts`: add the field only when it flows into
    platform dispatch.
 8. Handler/platform modules: thread the option only after the command surface, grammar, and
    projection prove it belongs there.
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 8f321131f2..e3e124afc2 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -156,6 +156,10 @@
       "types": "./src/daemon-http.ts",
       "default": "./src/daemon-http.ts"
     },
+    "./deploy-result-target": {
+      "types": "./src/deploy-result-target.ts",
+      "default": "./src/deploy-result-target.ts"
+    },
     "./device": {
       "types": "./src/facades/device.ts",
       "default": "./src/facades/device.ts"
diff --git a/src/core/deploy-result-target.test.ts b/packages/contracts/src/deploy-result-target.test.ts
similarity index 100%
rename from src/core/deploy-result-target.test.ts
rename to packages/contracts/src/deploy-result-target.test.ts
diff --git a/src/core/deploy-result-target.ts b/packages/contracts/src/deploy-result-target.ts
similarity index 100%
rename from src/core/deploy-result-target.ts
rename to packages/contracts/src/deploy-result-target.ts
diff --git a/packages/host-kit/package.json b/packages/host-kit/package.json
index cc448ab6a6..72a6b4f4db 100644
--- a/packages/host-kit/package.json
+++ b/packages/host-kit/package.json
@@ -40,6 +40,10 @@
       "types": "./src/diagnostics.ts",
       "default": "./src/diagnostics.ts"
     },
+    "./doctor-lines": {
+      "types": "./src/doctor-lines.ts",
+      "default": "./src/doctor-lines.ts"
+    },
     "./file": {
       "types": "./src/file.ts",
       "default": "./src/file.ts"
@@ -48,6 +52,10 @@
       "types": "./src/host-file.ts",
       "default": "./src/host-file.ts"
     },
+    "./interaction-outcome": {
+      "types": "./src/interaction-outcome.ts",
+      "default": "./src/interaction-outcome.ts"
+    },
     "./process": {
       "types": "./src/process.ts",
       "default": "./src/process.ts"
@@ -72,6 +80,10 @@
       "types": "./src/session-paths.ts",
       "default": "./src/session-paths.ts"
     },
+    "./status-markers": {
+      "types": "./src/status-markers.ts",
+      "default": "./src/status-markers.ts"
+    },
     "./transport": {
       "types": "./src/transport.ts",
       "default": "./src/transport.ts"
diff --git a/src/core/doctor-output.ts b/packages/host-kit/src/doctor-lines.ts
similarity index 100%
rename from src/core/doctor-output.ts
rename to packages/host-kit/src/doctor-lines.ts
diff --git a/src/core/interaction-outcome.ts b/packages/host-kit/src/interaction-outcome.ts
similarity index 100%
rename from src/core/interaction-outcome.ts
rename to packages/host-kit/src/interaction-outcome.ts
diff --git a/src/core/status-markers.ts b/packages/host-kit/src/status-markers.ts
similarity index 100%
rename from src/core/status-markers.ts
rename to packages/host-kit/src/status-markers.ts
diff --git a/scripts/layering/contracts-exports.snapshot.json b/scripts/layering/contracts-exports.snapshot.json
index c8a8f860cd..267d240055 100644
--- a/scripts/layering/contracts-exports.snapshot.json
+++ b/scripts/layering/contracts-exports.snapshot.json
@@ -36,6 +36,7 @@
   "@agent-device/contracts/command",
   "@agent-device/contracts/command-platform-execution",
   "@agent-device/contracts/daemon-http",
+  "@agent-device/contracts/deploy-result-target",
   "@agent-device/contracts/device",
   "@agent-device/contracts/device-boot",
   "@agent-device/contracts/device-readiness-runtime",
diff --git a/scripts/layering/contracts-implementation-policy.test.ts b/scripts/layering/contracts-implementation-policy.test.ts
index d6764ebb80..5c9f08713b 100644
--- a/scripts/layering/contracts-implementation-policy.test.ts
+++ b/scripts/layering/contracts-implementation-policy.test.ts
@@ -78,7 +78,7 @@ test('network traffic vocabulary cannot grow parser implementation inside contra
 test('contracts rejects mutable interaction-outcome lifecycle', () => {
   assert.match(
     messages('const targets = new WeakMap();', 'packages/contracts/src/interaction-outcome.ts')[0]!,
-    /src\/core/,
+    /host-kit\/interaction-outcome/,
   );
 });
 
diff --git a/scripts/layering/contracts-implementation-policy.ts b/scripts/layering/contracts-implementation-policy.ts
index 41cb4f72c0..6e6e88a2e8 100644
--- a/scripts/layering/contracts-implementation-policy.ts
+++ b/scripts/layering/contracts-implementation-policy.ts
@@ -47,7 +47,7 @@ export function contractsImplementationAuthorityViolations(
         violation(
           file.path,
           1,
-          'contracts may not own mutable interaction-outcome lifecycle; that WeakMap identity map belongs in src/core',
+          'contracts may not own mutable interaction-outcome lifecycle; that WeakMap identity map lives in @agent-device/host-kit/interaction-outcome',
         ),
       );
     }
diff --git a/scripts/layering/package-boundaries.test.ts b/scripts/layering/package-boundaries.test.ts
index 68e25c7ef9..838d35a64e 100644
--- a/scripts/layering/package-boundaries.test.ts
+++ b/scripts/layering/package-boundaries.test.ts
@@ -558,14 +558,17 @@ test('the real tree parses, declares, and passes R11', () => {
     '@agent-device/host-kit/code-signature-cache',
     '@agent-device/host-kit/command',
     '@agent-device/host-kit/diagnostics',
+    '@agent-device/host-kit/doctor-lines',
     '@agent-device/host-kit/file',
     '@agent-device/host-kit/host-file',
+    '@agent-device/host-kit/interaction-outcome',
     '@agent-device/host-kit/process',
     '@agent-device/host-kit/project-runtime',
     '@agent-device/host-kit/request',
     '@agent-device/host-kit/retry',
     '@agent-device/host-kit/runtime-transport-hints',
     '@agent-device/host-kit/session-paths',
+    '@agent-device/host-kit/status-markers',
     '@agent-device/host-kit/transport',
     '@agent-device/host-kit/version',
   ]);
diff --git a/src/cli/replay-test/progress.ts b/src/cli/replay-test/progress.ts
index fa81d83836..9ef7ebde37 100644
--- a/src/cli/replay-test/progress.ts
+++ b/src/cli/replay-test/progress.ts
@@ -6,7 +6,7 @@ import type {
   ReplayTestResult,
   ReplayTestStep,
 } from './reporters/types.ts';
-import { formatCliStatusMarker } from '../../core/status-markers.ts';
+import { formatCliStatusMarker } from '@agent-device/host-kit/status-markers';
 import { formatDurationSeconds } from './duration-format.ts';
 import { colorize, supportsColor } from '../../commands/output/color.ts';
 
diff --git a/src/commands/interaction/runtime/interactions.ts b/src/commands/interaction/runtime/interactions.ts
index 890cc7e603..270cee3231 100644
--- a/src/commands/interaction/runtime/interactions.ts
+++ b/src/commands/interaction/runtime/interactions.ts
@@ -11,7 +11,7 @@ import { SELECTOR_PIPELINE_POLICIES } from '@agent-device/selectors/selector-pip
 import type { Point } from '@agent-device/kernel/snapshot';
 import type { AgentDeviceRuntime, CommandContext } from '../../../runtime-contract.ts';
 import { isFillableType } from '@agent-device/contracts/snapshot';
-import { attachResolvedInteractionTarget } from '../../../core/interaction-outcome.ts';
+import { attachResolvedInteractionTarget } from '@agent-device/host-kit/interaction-outcome';
 import { toBackendContext } from '../../runtime-common.ts';
 import { toBackendResult, type RuntimeCommand } from '../../runtime-types.ts';
 import {
diff --git a/src/commands/management/output.ts b/src/commands/management/output.ts
index 19086385f4..331a4302e0 100644
--- a/src/commands/management/output.ts
+++ b/src/commands/management/output.ts
@@ -187,7 +187,7 @@ export async function doctorCliOutput(
   progress?: CommandProgressState,
 ): Promise<CliOutput> {
   const { formatDoctorCheckDetailLines, formatDoctorCheckSummaryLine } =
-    await import('../../core/doctor-output.ts');
+    await import('@agent-device/host-kit/doctor-lines');
   const data = result as Record<string, unknown>;
   const status = typeof data.status === 'string' ? data.status : 'unknown';
   const lines = [`Doctor: ${status}`];
diff --git a/src/commands/output/result-serialization.ts b/src/commands/output/result-serialization.ts
index 1429fda47d..cff68bad33 100644
--- a/src/commands/output/result-serialization.ts
+++ b/src/commands/output/result-serialization.ts
@@ -15,7 +15,7 @@ import { successText, withSuccessText } from '@agent-device/kernel/success-text'
 import {
   resolveDeployResultTarget,
   resolveInstallFromSourceResultTarget,
-} from '../../core/deploy-result-target.ts';
+} from '@agent-device/contracts/deploy-result-target';
 
 function serializeSessionDevice(
   device: AgentDeviceSessionDevice,
diff --git a/src/daemon/__tests__/snapshot-runtime-fixture.ts b/src/daemon/__tests__/snapshot-runtime-fixture.ts
index a24690d839..8e99ba5884 100644
--- a/src/daemon/__tests__/snapshot-runtime-fixture.ts
+++ b/src/daemon/__tests__/snapshot-runtime-fixture.ts
@@ -35,7 +35,7 @@ import {
 } from '@agent-device/kernel/device';
 import { applePlugin } from '@agent-device/platform-apple';
 import { textSizeSettingPayload } from '@agent-device/contracts/settings';
-import { type DispatchContext } from '../../core/dispatch-context.ts';
+import { type DispatchContext } from '../dispatch-context.ts';
 import { getRequestSignal } from '@agent-device/host-kit/request';
 import { isActiveProviderDevice } from '../provider-device-admission.ts';
 import type { BindDeviceRuntime, InspectDeviceRuntimeFacts } from '../request-runtime-binding.ts';
diff --git a/src/daemon/context.ts b/src/daemon/context.ts
index 18a2ca53ef..782fce235e 100644
--- a/src/daemon/context.ts
+++ b/src/daemon/context.ts
@@ -1,5 +1,5 @@
 import type { CommandFlags } from '@agent-device/contracts/command';
-import { dispatchContextFlags, type DispatchContext } from '../core/dispatch-context.ts';
+import { dispatchContextFlags, type DispatchContext } from './dispatch-context.ts';
 import { resolveClickButton } from '@agent-device/contracts/click-button';
 import {
   screenshotFlagsFromOptions,
diff --git a/src/core/dispatch-context.ts b/src/daemon/dispatch-context.ts
similarity index 100%
rename from src/core/dispatch-context.ts
rename to src/daemon/dispatch-context.ts
diff --git a/src/daemon/handlers/session-app-deployment.ts b/src/daemon/handlers/session-app-deployment.ts
index 51e8d79efc..d1ae923904 100644
--- a/src/daemon/handlers/session-app-deployment.ts
+++ b/src/daemon/handlers/session-app-deployment.ts
@@ -14,7 +14,7 @@ import type { SessionStore } from '../session-store.ts';
 import type { DaemonRequest, DaemonResponse } from '../daemon-request.ts';
 import type { SessionRef, SessionState } from '../session-state.ts';
 import { resolvePayloadInput } from '../payload-input.ts';
-import { resolveDeployResultTarget } from '../../core/deploy-result-target.ts';
+import { resolveDeployResultTarget } from '@agent-device/contracts/deploy-result-target';
 import { withSuccessText } from '@agent-device/kernel/success-text';
 import { recordSessionAction } from '../session-action-recorder.ts';
 import {
diff --git a/src/daemon/handlers/session-app-source-deployment.ts b/src/daemon/handlers/session-app-source-deployment.ts
index 013c0bf27a..2507643d83 100644
--- a/src/daemon/handlers/session-app-source-deployment.ts
+++ b/src/daemon/handlers/session-app-source-deployment.ts
@@ -21,7 +21,7 @@ import type { BindDeviceRuntime, InspectDeviceRuntimeFacts } from '../request-ru
 import { SessionStore } from '../session-store.ts';
 import type { DaemonRequest, DaemonResponse } from '../daemon-request.ts';
 import type { SessionState } from '../session-state.ts';
-import { resolveInstallFromSourceResultTarget } from '../../core/deploy-result-target.ts';
+import { resolveInstallFromSourceResultTarget } from '@agent-device/contracts/deploy-result-target';
 import { withSuccessText } from '@agent-device/kernel/success-text';
 import { recordSessionAction } from '../session-action-recorder.ts';
 import { resolveCommandDevice } from '../session-device-resolution.ts';
diff --git a/src/daemon/handlers/session-doctor-output.ts b/src/daemon/handlers/session-doctor-output.ts
index d616af5af4..0ac3f02c12 100644
--- a/src/daemon/handlers/session-doctor-output.ts
+++ b/src/daemon/handlers/session-doctor-output.ts
@@ -2,7 +2,7 @@ import { emitRequestProgress } from '@agent-device/host-kit/request';
 import {
   formatDoctorCheckDetailLines,
   formatDoctorCheckSummaryLine,
-} from '../../core/doctor-output.ts';
+} from '@agent-device/host-kit/doctor-lines';
 import type { DoctorCheck, DoctorStatus } from '@agent-device/contracts/observability';
 
 export function summarizeDoctorStatus(checks: DoctorCheck[]): 'pass' | 'warn' | 'fail' {
diff --git a/src/core/__tests__/interaction-response-data-transform.test.ts b/src/daemon/interaction/internal/__tests__/interaction-response-data-transform.test.ts
similarity index 100%
rename from src/core/__tests__/interaction-response-data-transform.test.ts
rename to src/daemon/interaction/internal/__tests__/interaction-response-data-transform.test.ts
diff --git a/src/core/interaction-response-data-transform.ts b/src/daemon/interaction/internal/interaction-response-data-transform.ts
similarity index 100%
rename from src/core/interaction-response-data-transform.ts
rename to src/daemon/interaction/internal/interaction-response-data-transform.ts
diff --git a/src/daemon/interaction/internal/interaction-touch-response.ts b/src/daemon/interaction/internal/interaction-touch-response.ts
index 74fed83a21..741da1b325 100644
--- a/src/daemon/interaction/internal/interaction-touch-response.ts
+++ b/src/daemon/interaction/internal/interaction-touch-response.ts
@@ -14,7 +14,7 @@ import {
   stripInternalInteractionDiagnostics,
   transformInteractionResponseData,
   type InteractionResponseDataTransformCommand,
-} from '../../../core/interaction-response-data-transform.ts';
+} from './interaction-response-data-transform.ts';
 import { issueSettleRefs } from '../../session-snapshot.ts';
 import type { RecordedTargetCapture } from '@agent-device/selectors/target-evidence';
 import type { CaptureSnapshotForSession, InteractionRouteInput } from './types.ts';
diff --git a/src/daemon/interaction/internal/interaction-touch-runtime.ts b/src/daemon/interaction/internal/interaction-touch-runtime.ts
index 502fa9aa64..028163a399 100644
--- a/src/daemon/interaction/internal/interaction-touch-runtime.ts
+++ b/src/daemon/interaction/internal/interaction-touch-runtime.ts
@@ -9,7 +9,7 @@ import type {
 import type { GestureReferenceFrame } from '@agent-device/contracts/scroll-gesture';
 import type { SnapshotState } from '@agent-device/kernel/snapshot';
 import { asAppError, normalizeError } from '@agent-device/kernel/errors';
-import { readResolvedInteractionTarget } from '../../../core/interaction-outcome.ts';
+import { readResolvedInteractionTarget } from '@agent-device/host-kit/interaction-outcome';
 import { publishAmbiguousMatchCandidateRefs } from '../../session-snapshot.ts';
 import { isSessionRecording } from '../../session-script-publication-capability.ts';
 import type { DaemonResponse } from '../../daemon-request.ts';