diff --git a/README.md b/README.md
index b6c3576..b8de182 100644
--- a/README.md
+++ b/README.md
@@ -35,6 +35,8 @@ It tracks and visualizes:
 - dispatch lifecycle states and SQLite audit history
 - OpenClaw swarm dispatch into `~/.clawdbot/active-tasks.json`
 - ZeroClaw webhook dispatch for `grizzley` and `ice`
+- task callback API for remote completion/result sync
+- OpenClaw registry sync API for swarm task state reconciliation
 - failure queue and dispatch history views
 - family-specific runtime views for OpenClaw and ZeroClaw
 - architecture documentation rendered directly from tracked config
diff --git a/app/api/sync/openclaw/route.ts b/app/api/sync/openclaw/route.ts
new file mode 100644
index 0000000..2613592
--- /dev/null
+++ b/app/api/sync/openclaw/route.ts
@@ -0,0 +1,7 @@
+import { NextResponse } from "next/server";
+
+import { syncOpenClawTasks } from "@/lib/openclaw-sync";
+
+export async function POST() {
+  return NextResponse.json(await syncOpenClawTasks());
+}
diff --git a/app/api/tasks/[id]/callback/route.ts b/app/api/tasks/[id]/callback/route.ts
new file mode 100644
index 0000000..653ce95
--- /dev/null
+++ b/app/api/tasks/[id]/callback/route.ts
@@ -0,0 +1,30 @@
+import { NextResponse } from "next/server";
+
+import { applyTaskCallback } from "@/lib/tasks";
+
+export async function POST(
+  request: Request,
+  { params }: { params: Promise<{ id: string }> },
+) {
+  const { id } = await params;
+  const numericId = Number(id);
+  if (!Number.isInteger(numericId) || numericId <= 0) {
+    return NextResponse.json({ error: "invalid_task_id" }, { status: 400 });
+  }
+
+  const payload = (await request.json()) as {
+    status?: "Backlog" | "Todo" | "In Progress" | "Review" | "Done";
+    dispatch_state?: "planned" | "assigned" | "dispatched" | "acknowledged" | "completed" | "failed";
+    summary?: string | null;
+    detail?: string | null;
+    completed_by?: string | null;
+    last_error?: string | null;
+  };
+
+  const updated = await applyTaskCallback(numericId, payload);
+  if (!updated) {
+    return NextResponse.json({ error: "task_not_found" }, { status: 404 });
+  }
+
+  return NextResponse.json(updated);
+}
diff --git a/app/api/tasks/[id]/route.ts b/app/api/tasks/[id]/route.ts
index 76e3f13..acef7d5 100644
--- a/app/api/tasks/[id]/route.ts
+++ b/app/api/tasks/[id]/route.ts
@@ -38,6 +38,18 @@ export async function PATCH(
     reasoning_effort:
       typeof payload.reasoning_effort === "string" ? payload.reasoning_effort : undefined,
     model_hint: typeof payload.model_hint === "string" ? payload.model_hint : undefined,
+    result_summary:
+      payload.result_summary === null || typeof payload.result_summary === "string"
+        ? (payload.result_summary as never)
+        : undefined,
+    result_detail:
+      payload.result_detail === null || typeof payload.result_detail === "string"
+        ? (payload.result_detail as never)
+        : undefined,
+    completed_by:
+      payload.completed_by === null || typeof payload.completed_by === "string"
+        ? (payload.completed_by as never)
+        : undefined,
     priority: payload.priority as never,
     status: payload.status as never,
     last_dispatch_at:
diff --git a/components/tasks-client.tsx b/components/tasks-client.tsx
index f9a1041..8992bae 100644
--- a/components/tasks-client.tsx
+++ b/components/tasks-client.tsx
@@ -347,6 +347,15 @@ export function TasksClient({
                         <dd className="text-right">{task.target_channel || "n/a"}</dd>
                       </div>
                     </dl>
+                    {task.result_summary ? (
+                      <div className="mt-3 rounded-lg border border-emerald-400/20 bg-emerald-400/5 p-3">
+                        <p className="text-xs uppercase tracking-[0.2em] text-emerald-300/80">Latest Result</p>
+                        <p className="mt-1 text-sm text-slate-200">{task.result_summary}</p>
+                        {task.result_detail ? (
+                          <p className="mt-1 text-xs text-slate-400">{task.result_detail}</p>
+                        ) : null}
+                      </div>
+                    ) : null}
                     <div className="mt-4 space-y-2">
                       {task.dispatch_state !== "dispatched" && task.dispatch_state !== "completed" ? (
                         <Button className="w-full" size="sm" onClick={() => dispatchTask(task.id)}>
diff --git a/lib/db.ts b/lib/db.ts
index dab55cf..a51c943 100644
--- a/lib/db.ts
+++ b/lib/db.ts
@@ -116,6 +116,9 @@ function getDatabase() {
     await ensureColumn(database, "tasks", "preferred_agent", "TEXT");
     await ensureColumn(database, "tasks", "reasoning_effort", "TEXT");
     await ensureColumn(database, "tasks", "model_hint", "TEXT");
+    await ensureColumn(database, "tasks", "result_summary", "TEXT");
+    await ensureColumn(database, "tasks", "result_detail", "TEXT");
+    await ensureColumn(database, "tasks", "completed_by", "TEXT");
     await ensureColumn(database, "tasks", "last_dispatch_at", "TEXT");
     await ensureColumn(database, "tasks", "acknowledged_at", "TEXT");
     await ensureColumn(database, "tasks", "last_error", "TEXT");
diff --git a/lib/openclaw-sync.ts b/lib/openclaw-sync.ts
new file mode 100644
index 0000000..dc60c85
--- /dev/null
+++ b/lib/openclaw-sync.ts
@@ -0,0 +1,117 @@
+import fs from "node:fs";
+
+import { SWARM_TASKS_FILE } from "@/lib/fleet-config";
+import { appendTaskEvent, applyTaskCallback, findTask } from "@/lib/tasks";
+
+type SwarmRegistryTask = {
+  id: string;
+  taskboardTaskId?: number | null;
+  status?: string;
+  tmuxSession?: string;
+  worktree?: string;
+  pr?: number | null;
+  note?: string | null;
+  failedAt?: number | null;
+  completedAt?: number | null;
+  startedAt?: number | null;
+  agent?: string | null;
+};
+
+function readRegistry() {
+  if (!fs.existsSync(SWARM_TASKS_FILE)) {
+    return [] as SwarmRegistryTask[];
+  }
+
+  const parsed = JSON.parse(fs.readFileSync(SWARM_TASKS_FILE, "utf8")) as { tasks?: SwarmRegistryTask[] };
+  return Array.isArray(parsed.tasks) ? parsed.tasks : [];
+}
+
+function statusToDispatchState(status: string | undefined) {
+  switch (status) {
+    case "running":
+      return "acknowledged" as const;
+    case "done":
+      return "completed" as const;
+    case "failed":
+      return "failed" as const;
+    case "queued":
+    case "retrying":
+      return "dispatched" as const;
+    default:
+      return null;
+  }
+}
+
+function statusToTaskStatus(status: string | undefined) {
+  switch (status) {
+    case "running":
+      return "In Progress" as const;
+    case "done":
+      return "Done" as const;
+    case "failed":
+      return "Backlog" as const;
+    case "queued":
+    case "retrying":
+      return "Todo" as const;
+    default:
+      return undefined;
+  }
+}
+
+export async function syncOpenClawTasks() {
+  const registryTasks = readRegistry();
+  const results: Array<{ taskId: number; registryStatus: string; synced: boolean }> = [];
+
+  for (const registryTask of registryTasks) {
+    if (!registryTask.taskboardTaskId) {
+      continue;
+    }
+
+    const task = await findTask(registryTask.taskboardTaskId);
+    if (!task) {
+      continue;
+    }
+
+    const dispatchState = statusToDispatchState(registryTask.status);
+    const taskStatus = statusToTaskStatus(registryTask.status);
+    if (!dispatchState) {
+      continue;
+    }
+
+    await applyTaskCallback(task.id, {
+      status: taskStatus,
+      dispatch_state: dispatchState,
+      summary:
+        registryTask.status === "done"
+          ? `OpenClaw task ${registryTask.id} completed`
+          : registryTask.status === "failed"
+            ? `OpenClaw task ${registryTask.id} failed`
+            : `OpenClaw task ${registryTask.id} ${registryTask.status}`,
+      detail:
+        registryTask.pr
+          ? `PR #${registryTask.pr} from ${registryTask.id}`
+          : registryTask.note || registryTask.worktree || "",
+      completed_by: registryTask.agent || "openclaw-swarm",
+      last_error: registryTask.status === "failed" ? registryTask.note || "Swarm task failed" : null,
+    });
+
+    await appendTaskEvent({
+      taskId: task.id,
+      assignee: task.assignee,
+      family: task.family,
+      host: task.target_host,
+      eventType: "updated",
+      state: dispatchState,
+      summary: `OpenClaw sync: ${registryTask.status}`,
+      detail: registryTask.worktree || "",
+    });
+
+    results.push({
+      taskId: task.id,
+      registryStatus: registryTask.status || "unknown",
+      synced: true,
+    });
+  }
+
+  return results;
+}
diff --git a/lib/tasks.ts b/lib/tasks.ts
index 48f25b9..6156f7e 100644
--- a/lib/tasks.ts
+++ b/lib/tasks.ts
@@ -102,6 +102,9 @@ export function normalizeTask(row: DatabaseTaskRow): TaskRecord {
     preferred_agent: row.preferred_agent || null,
     reasoning_effort: row.reasoning_effort || null,
     model_hint: row.model_hint || null,
+    result_summary: row.result_summary || null,
+    result_detail: row.result_detail || null,
+    completed_by: row.completed_by || null,
     last_dispatch_at: row.last_dispatch_at || null,
     acknowledged_at: row.acknowledged_at || null,
     last_error: row.last_error || null,
@@ -252,8 +255,9 @@ export async function createTask(input: Partial<TaskRecord>) {
       title, description, assignee, family, target_host, target_channel,
       dispatch_method, dispatch_state, template_key, repo_slug, base_branch,
       preferred_agent, reasoning_effort, model_hint, priority, status, tags,
+      result_summary, result_detail, completed_by,
       last_dispatch_at, acknowledged_at, last_error
-    ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
+    ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
     [
       input.title?.trim() || "",
       input.description || "",
@@ -272,6 +276,9 @@ export async function createTask(input: Partial<TaskRecord>) {
       input.priority || "Medium",
       input.status || "Backlog",
       JSON.stringify(tags),
+      normalizeNullableString(input.result_summary),
+      normalizeNullableString(input.result_detail),
+      normalizeNullableString(input.completed_by),
       input.last_dispatch_at || null,
       deriveAcknowledgedAt(dispatchState),
       normalizeNullableString(input.last_error),
@@ -317,6 +324,7 @@ export async function updateTask(id: number, input: Partial<TaskRecord>) {
      SET title = ?, description = ?, assignee = ?, family = ?, target_host = ?, target_channel = ?,
          dispatch_method = ?, dispatch_state = ?, template_key = ?, repo_slug = ?, base_branch = ?,
          preferred_agent = ?, reasoning_effort = ?, model_hint = ?, priority = ?, status = ?, tags = ?,
+         result_summary = ?, result_detail = ?, completed_by = ?,
          last_dispatch_at = ?, acknowledged_at = ?, last_error = ?, completed_at = ?, updated_at = datetime('now')
      WHERE id = ?`,
     [
@@ -337,6 +345,9 @@ export async function updateTask(id: number, input: Partial<TaskRecord>) {
       input.priority ?? existing.priority,
       nextStatus,
       JSON.stringify(mergedTags),
+      hasField("result_summary") ? input.result_summary ?? null : existing.result_summary,
+      hasField("result_detail") ? input.result_detail ?? null : existing.result_detail,
+      hasField("completed_by") ? input.completed_by ?? null : existing.completed_by,
       hasField("last_dispatch_at") ? input.last_dispatch_at ?? null : existing.last_dispatch_at,
       acknowledgedAt,
       hasField("last_error") ? input.last_error ?? null : existing.last_error,
@@ -373,3 +384,48 @@ export async function updateTask(id: number, input: Partial<TaskRecord>) {
 
   return updated;
 }
+
+export async function applyTaskCallback(id: number, payload: {
+  status?: TaskStatus;
+  dispatch_state?: DispatchState;
+  summary?: string | null;
+  detail?: string | null;
+  completed_by?: string | null;
+  last_error?: string | null;
+}) {
+  const nextStatus = payload.status ?? (payload.dispatch_state === "completed" ? "Done" : undefined);
+  const updated = await updateTask(id, {
+    status: nextStatus,
+    dispatch_state: payload.dispatch_state,
+    result_summary: payload.summary ?? undefined,
+    result_detail: payload.detail ?? undefined,
+    completed_by: payload.completed_by ?? undefined,
+    last_error: payload.last_error ?? undefined,
+  });
+
+  if (!updated) {
+    return null;
+  }
+
+  const eventType =
+    payload.dispatch_state === "failed"
+      ? "dispatch_failed"
+      : payload.dispatch_state === "completed"
+        ? "dispatch_succeeded"
+        : payload.dispatch_state === "acknowledged"
+          ? "acknowledged"
+          : "updated";
+
+  await appendTaskEvent({
+    taskId: updated.id,
+    assignee: updated.assignee,
+    family: updated.family,
+    host: updated.target_host,
+    eventType,
+    state: updated.dispatch_state,
+    summary: payload.summary || `${eventType.replace(/_/g, " ")} callback`,
+    detail: payload.detail || "",
+  });
+
+  return updated;
+}
diff --git a/lib/types.ts b/lib/types.ts
index 6254ced..bdecbf7 100644
--- a/lib/types.ts
+++ b/lib/types.ts
@@ -27,6 +27,9 @@ export type TaskRecord = {
   preferred_agent: string | null;
   reasoning_effort: string | null;
   model_hint: string | null;
+  result_summary: string | null;
+  result_detail: string | null;
+  completed_by: string | null;
   priority: TaskPriority;
   status: TaskStatus;
   tags: string[];
@@ -78,6 +81,15 @@ export type TaskEvent = {
   created_at: string;
 };
 
+export type TaskCallbackPayload = {
+  status?: TaskStatus;
+  dispatch_state?: DispatchState;
+  summary?: string | null;
+  detail?: string | null;
+  completed_by?: string | null;
+  last_error?: string | null;
+};
+
 export type WikiPageSummary = {
   filename: string;
   title: string;