diff --git a/dashboards/open-brain-dashboard-next/app/api/audit/delete/route.ts b/dashboards/open-brain-dashboard-next/app/api/audit/delete/route.ts
index c87410ddd..7c4f2344f 100644
--- a/dashboards/open-brain-dashboard-next/app/api/audit/delete/route.ts
+++ b/dashboards/open-brain-dashboard-next/app/api/audit/delete/route.ts
@@ -14,7 +14,7 @@ export async function POST(request: NextRequest) {
   }
 
   try {
-    const { ids } = (await request.json()) as { ids: number[] };
+    const { ids } = (await request.json()) as { ids: string[] };
     if (!Array.isArray(ids) || ids.length === 0) {
       return NextResponse.json({ error: "No IDs provided" }, { status: 400 });
     }
diff --git a/dashboards/open-brain-dashboard-next/app/api/duplicates/resolve/route.ts b/dashboards/open-brain-dashboard-next/app/api/duplicates/resolve/route.ts
index 4b352b4ab..e9d5556e6 100644
--- a/dashboards/open-brain-dashboard-next/app/api/duplicates/resolve/route.ts
+++ b/dashboards/open-brain-dashboard-next/app/api/duplicates/resolve/route.ts
@@ -15,8 +15,8 @@ export async function POST(request: NextRequest) {
   try {
     const { action, thought_id_a, thought_id_b } = (await request.json()) as {
       action: "keep_a" | "keep_b" | "keep_both";
-      thought_id_a: number;
-      thought_id_b: number;
+      thought_id_a: string;
+      thought_id_b: string;
     };
 
     if (!thought_id_a || !thought_id_b) {
diff --git a/dashboards/open-brain-dashboard-next/app/api/kanban/delete/route.ts b/dashboards/open-brain-dashboard-next/app/api/kanban/delete/route.ts
index cee605279..67bfe5626 100644
--- a/dashboards/open-brain-dashboard-next/app/api/kanban/delete/route.ts
+++ b/dashboards/open-brain-dashboard-next/app/api/kanban/delete/route.ts
@@ -16,9 +16,9 @@ export async function POST(request: NextRequest) {
     const body = await request.json();
     const { thoughtId } = body;
 
-    if (!thoughtId || typeof thoughtId !== "number") {
+    if (!thoughtId || typeof thoughtId !== "string") {
       return NextResponse.json(
-        { error: "thoughtId (number) is required" },
+        { error: "thoughtId (string) is required" },
         { status: 400 }
       );
     }
diff --git a/dashboards/open-brain-dashboard-next/app/api/kanban/update/route.ts b/dashboards/open-brain-dashboard-next/app/api/kanban/update/route.ts
index 532f69afe..658ca4b1f 100644
--- a/dashboards/open-brain-dashboard-next/app/api/kanban/update/route.ts
+++ b/dashboards/open-brain-dashboard-next/app/api/kanban/update/route.ts
@@ -25,9 +25,9 @@ export async function POST(request: NextRequest) {
     const body = await request.json();
     const { thoughtId, status, importance, content, type } = body;
 
-    if (!thoughtId || typeof thoughtId !== "number") {
+    if (!thoughtId || typeof thoughtId !== "string") {
       return NextResponse.json(
-        { error: "thoughtId (number) is required" },
+        { error: "thoughtId (string) is required" },
         { status: 400 }
       );
     }
diff --git a/dashboards/open-brain-dashboard-next/app/audit/page.tsx b/dashboards/open-brain-dashboard-next/app/audit/page.tsx
index 463eb4d10..9e227bb83 100644
--- a/dashboards/open-brain-dashboard-next/app/audit/page.tsx
+++ b/dashboards/open-brain-dashboard-next/app/audit/page.tsx
@@ -8,7 +8,7 @@ import type { Thought, BrowseResponse } from "@/lib/types";
 
 export default function AuditPage() {
   const [data, setData] = useState<BrowseResponse | null>(null);
-  const [selected, setSelected] = useState<Set<number>>(new Set());
+  const [selected, setSelected] = useState<Set<string>>(new Set());
   const [page, setPage] = useState(1);
   const [loading, setLoading] = useState(true);
   const [showDelete, setShowDelete] = useState(false);
@@ -33,7 +33,7 @@ export default function AuditPage() {
     load();
   }, [load]);
 
-  const toggleSelect = (id: number) => {
+  const toggleSelect = (id: string) => {
     setSelected((prev) => {
       const next = new Set(prev);
       if (next.has(id)) next.delete(id);
diff --git a/dashboards/open-brain-dashboard-next/app/thoughts/[id]/page.tsx b/dashboards/open-brain-dashboard-next/app/thoughts/[id]/page.tsx
index c23f1148d..f47228974 100644
--- a/dashboards/open-brain-dashboard-next/app/thoughts/[id]/page.tsx
+++ b/dashboards/open-brain-dashboard-next/app/thoughts/[id]/page.tsx
@@ -25,9 +25,7 @@ export default async function ThoughtDetailPage({
   const { apiKey } = await requireSessionOrRedirect();
   const session = await getSession();
   const excludeRestricted = !session.restrictedUnlocked;
-  const { id } = await params;
-  const thoughtId = parseInt(id, 10);
-  if (isNaN(thoughtId)) notFound();
+  const { id: thoughtId } = await params;
 
   let thought;
   try {
diff --git a/dashboards/open-brain-dashboard-next/components/ConnectionsPanel.tsx b/dashboards/open-brain-dashboard-next/components/ConnectionsPanel.tsx
index 8eaf4ad9f..fc720f909 100644
--- a/dashboards/open-brain-dashboard-next/components/ConnectionsPanel.tsx
+++ b/dashboards/open-brain-dashboard-next/components/ConnectionsPanel.tsx
@@ -6,7 +6,7 @@ import { TypeBadge } from "./ThoughtCard";
 import { FormattedDate } from "./FormattedDate";
 
 interface Connection {
-  id: number;
+  id: string;
   type: string;
   importance: number;
   preview: string;
@@ -23,7 +23,7 @@ export function ConnectionsPanel({
   thoughtId,
   hasMetadata,
 }: {
-  thoughtId: number;
+  thoughtId: string;
   hasMetadata: boolean;
 }) {
   const [connections, setConnections] = useState<Connection[]>([]);
diff --git a/dashboards/open-brain-dashboard-next/components/KanbanBoard.tsx b/dashboards/open-brain-dashboard-next/components/KanbanBoard.tsx
index 8026fc6ac..712794eb0 100644
--- a/dashboards/open-brain-dashboard-next/components/KanbanBoard.tsx
+++ b/dashboards/open-brain-dashboard-next/components/KanbanBoard.tsx
@@ -20,7 +20,7 @@ import { KanbanCardModal } from "@/components/KanbanCardModal";
 const AUTO_ARCHIVE_DAYS = 30;
 
 async function apiUpdateKanban(
-  thoughtId: number,
+  thoughtId: string,
   updates: Record<string, unknown>
 ): Promise<void> {
   const res = await fetch("/api/kanban/update", {
@@ -112,7 +112,7 @@ export function KanbanBoard() {
     const { active, over } = event;
     if (!over) return;
 
-    const thoughtId = active.id as number;
+    const thoughtId = active.id as string;
     const newStatus = over.id as string;
 
     // Find which column the thought is currently in
@@ -138,7 +138,7 @@ export function KanbanBoard() {
     });
   }
 
-  async function handlePriorityChange(thoughtId: number, newImportance: number) {
+  async function handlePriorityChange(thoughtId: string, newImportance: number) {
     previousThoughts.current = [...thoughts];
     setThoughts((prev) =>
       prev.map((t) =>
@@ -155,7 +155,7 @@ export function KanbanBoard() {
     }
   }
 
-  async function handleArchive(thoughtId: number) {
+  async function handleArchive(thoughtId: string) {
     previousThoughts.current = [...thoughts];
     setThoughts((prev) =>
       prev.map((t) =>
@@ -174,7 +174,7 @@ export function KanbanBoard() {
     }
   }
 
-  async function handleDelete(thoughtId: number) {
+  async function handleDelete(thoughtId: string) {
     previousThoughts.current = [...thoughts];
     setThoughts((prev) => prev.filter((t) => t.id !== thoughtId));
 
@@ -193,7 +193,7 @@ export function KanbanBoard() {
   }
 
   async function handleModalSave(
-    thoughtId: number,
+    thoughtId: string,
     updates: Record<string, unknown>
   ) {
     previousThoughts.current = [...thoughts];
diff --git a/dashboards/open-brain-dashboard-next/components/KanbanCard.tsx b/dashboards/open-brain-dashboard-next/components/KanbanCard.tsx
index 20edf1f12..d76ebfa56 100644
--- a/dashboards/open-brain-dashboard-next/components/KanbanCard.tsx
+++ b/dashboards/open-brain-dashboard-next/components/KanbanCard.tsx
@@ -20,9 +20,9 @@ function formatAge(dateString: string): string {
 interface KanbanCardProps {
   thought: Thought;
   onCardClick: (thought: Thought) => void;
-  onPriorityChange: (thoughtId: number, importance: number) => void;
+  onPriorityChange: (thoughtId: string, importance: number) => void;
   showArchiveButton?: boolean;
-  onArchive?: (thoughtId: number) => void;
+  onArchive?: (thoughtId: string) => void;
 }
 
 export function KanbanCard({
diff --git a/dashboards/open-brain-dashboard-next/components/KanbanCardModal.tsx b/dashboards/open-brain-dashboard-next/components/KanbanCardModal.tsx
index 5042919da..b471793e6 100644
--- a/dashboards/open-brain-dashboard-next/components/KanbanCardModal.tsx
+++ b/dashboards/open-brain-dashboard-next/components/KanbanCardModal.tsx
@@ -8,11 +8,11 @@ import { KANBAN_STATUSES, KANBAN_LABELS, PRIORITY_LEVELS, getPriorityLevel, THOU
 interface KanbanCardModalProps {
   thought: Thought;
   onSave: (
-    thoughtId: number,
+    thoughtId: string,
     updates: { content?: string; status?: string; importance?: number; type?: string }
   ) => void;
-  onArchive: (thoughtId: number) => void;
-  onDelete: (thoughtId: number) => void;
+  onArchive: (thoughtId: string) => void;
+  onDelete: (thoughtId: string) => void;
   onClose: () => void;
 }
 
diff --git a/dashboards/open-brain-dashboard-next/components/KanbanColumn.tsx b/dashboards/open-brain-dashboard-next/components/KanbanColumn.tsx
index 3195418a7..48a545081 100644
--- a/dashboards/open-brain-dashboard-next/components/KanbanColumn.tsx
+++ b/dashboards/open-brain-dashboard-next/components/KanbanColumn.tsx
@@ -24,8 +24,8 @@ interface KanbanColumnProps {
   status: string;
   thoughts: Thought[];
   onCardClick: (thought: Thought) => void;
-  onPriorityChange: (thoughtId: number, importance: number) => void;
-  onArchive: (thoughtId: number) => void;
+  onPriorityChange: (thoughtId: string, importance: number) => void;
+  onArchive: (thoughtId: string) => void;
 }
 
 export function KanbanColumn({
diff --git a/dashboards/open-brain-dashboard-next/components/ReflectionComposer.tsx b/dashboards/open-brain-dashboard-next/components/ReflectionComposer.tsx
index 4fb3e9e39..5e425e416 100644
--- a/dashboards/open-brain-dashboard-next/components/ReflectionComposer.tsx
+++ b/dashboards/open-brain-dashboard-next/components/ReflectionComposer.tsx
@@ -23,7 +23,7 @@ const emptyForm: ReflectionInput = {
   reflection_type: "decision_trace",
 };
 
-export function ReflectionComposer({ thoughtId }: { thoughtId: number }) {
+export function ReflectionComposer({ thoughtId }: { thoughtId: string }) {
   const [open, setOpen] = useState(false);
   const [form, setForm] = useState<ReflectionInput>({ ...emptyForm });
   const [submitting, setSubmitting] = useState(false);
diff --git a/dashboards/open-brain-dashboard-next/lib/api.ts b/dashboards/open-brain-dashboard-next/lib/api.ts
index 846a1200e..3bc7c1dc7 100644
--- a/dashboards/open-brain-dashboard-next/lib/api.ts
+++ b/dashboards/open-brain-dashboard-next/lib/api.ts
@@ -73,7 +73,7 @@ export async function fetchThoughts(
 
 export async function fetchThought(
   apiKey: string,
-  id: number,
+  id: string,
   excludeRestricted: boolean = true
 ): Promise<Thought> {
   const qs = excludeRestricted ? "" : "?exclude_restricted=false";
@@ -82,10 +82,10 @@ export async function fetchThought(
 
 export async function updateThought(
   apiKey: string,
-  id: number,
+  id: string,
   data: { content?: string; type?: string; importance?: number; status?: string | null }
-): Promise<{ id: number; action: string; message: string }> {
-  return apiFetch<{ id: number; action: string; message: string }>(
+): Promise<{ id: string; action: string; message: string }> {
+  return apiFetch<{ id: string; action: string; message: string }>(
     apiKey,
     `/thought/${id}`,
     {
@@ -136,7 +136,7 @@ export async function fetchDuplicates(
 
 export async function deleteThought(
   apiKey: string,
-  id: number
+  id: string
 ): Promise<void> {
   const url = `${API_URL}/thought/${id}`;
   const res = await fetch(url, {
@@ -186,7 +186,7 @@ export async function fetchStats(
 }
 
 export interface CaptureResult {
-  thought_id: number;
+  thought_id: string;
   action: string;
   type: string;
   sensitivity_tier: string;
@@ -206,7 +206,7 @@ export async function captureThought(
 
 export async function fetchReflections(
   apiKey: string,
-  thoughtId: number
+  thoughtId: string
 ): Promise<Reflection[]> {
   const data = await apiFetch<{ reflections: Reflection[] }>(
     apiKey,
diff --git a/dashboards/open-brain-dashboard-next/lib/types.ts b/dashboards/open-brain-dashboard-next/lib/types.ts
index f58a1cbe2..4bf8c5f58 100644
--- a/dashboards/open-brain-dashboard-next/lib/types.ts
+++ b/dashboards/open-brain-dashboard-next/lib/types.ts
@@ -1,5 +1,5 @@
 export interface Thought {
-  id: number;
+  id: string;
   uuid?: string;
   content: string;
   type: string;
@@ -65,7 +65,7 @@ export function getPriorityLevel(importance: number) {
 
 export interface Reflection {
   id: number;
-  thought_id: number;
+  thought_id: string;
   trigger_context: string;
   options: unknown[];
   factors: unknown[];
@@ -104,8 +104,8 @@ export interface StatsResponse {
 }
 
 export interface DuplicatePair {
-  thought_id_a: number;
-  thought_id_b: number;
+  thought_id_a: string;
+  thought_id_b: string;
   similarity: number;
   content_a: string;
   content_b: string;
@@ -163,7 +163,7 @@ export type AddToBrainMode = "auto" | "single" | "extract";
 
 export interface AddToBrainResult {
   path: "single" | "extract";
-  thought_id?: number;
+  thought_id?: string;
   job_id?: number;
   type?: string;
   status?: string;