diff --git a/apps/api/.env.example b/apps/api/.env.example
index a1b5de443..56aae66ec 100644
--- a/apps/api/.env.example
+++ b/apps/api/.env.example
@@ -20,7 +20,7 @@ OPENAIAPI_KEY=             # Get from OpenAI. Used in component generation and h
 PROVIDER_KEY_SECRET=API_KEY_SECRET_FOR_LOCAL_DEVELOPMENT_ONLY
 API_KEY_SECRET=API_KEY_SECRET_FOR_LOCAL_DEVELOPMENT_ONLY
 
-PORT=3001 # Default local API port
+PORT=8261 # Default local API port
 
 ## Email
 RESEND_API_KEY=
diff --git a/apps/api/AGENTS.md b/apps/api/AGENTS.md
index b386bc7e8..3a284c0c9 100644
--- a/apps/api/AGENTS.md
+++ b/apps/api/AGENTS.md
@@ -11,7 +11,7 @@ Detailed guidance for Claude Code agents working inside `apps/api`, the NestJS O
 ## Essential Commands
 
 ```bash
-npm run dev           # Start Nest in watch mode (port 3000 by default)
+npm run dev           # Start Nest in watch mode (port 8261 by default)
 npm run build         # Compile to dist/ for production
 npm run start:prod    # Run the compiled build
 npm run generate-config # Bootstraps runtime config snapshot
@@ -98,7 +98,7 @@ apps/api/src
 3. **Add DTOs + tests** before wiring controllers.
 4. **Wire services** and ensure providers are registered inside the module.
 5. **Add Swagger decorators** for every route (summary, description, auth requirements).
-6. **Verify locally** with `npm run dev` and the Swagger UI at `http://localhost:3000/api`.
+6. **Verify locally** with `npm run dev` and the Swagger UI at `http://localhost:8261/api`.
 7. **Run lint, type-check, and tests** before committing.
 
 ## Common Pitfalls
diff --git a/apps/api/src/main.ts b/apps/api/src/main.ts
index 1fa7132f8..81c5dbbe2 100644
--- a/apps/api/src/main.ts
+++ b/apps/api/src/main.ts
@@ -65,8 +65,8 @@ async function bootstrap() {
     await Sentry.close(2000).then(() => process.exit(1));
   });
 
-  console.log("Starting server on port", process.env.PORT || 3000);
-  await app.listen(process.env.PORT || 3000);
+  console.log("Starting server on port", process.env.PORT || 8261);
+  await app.listen(process.env.PORT || 8261);
 }
 
 function configureSwagger(app: INestApplication) {
diff --git a/apps/web/.env.example b/apps/web/.env.example
index c4d002783..e067d009f 100644
--- a/apps/web/.env.example
+++ b/apps/web/.env.example
@@ -40,7 +40,7 @@ NEXT_PUBLIC_POSTHOG_KEY=
 NEXT_PUBLIC_POSTHOG_HOST=
 
 ## Hydra Smoketest Setup
-NEXT_PUBLIC_TAMBO_API_URL=http://localhost:3001
+NEXT_PUBLIC_TAMBO_API_URL=http://localhost:8261
 # Get this after you setup your local environment
 NEXT_PUBLIC_TAMBO_API_KEY=
 
@@ -59,7 +59,7 @@ GITHUB_TOKEN=
 ## Nextauth login stuff
 # Run `openssl rand -hex 8` to generate a random secret
 NEXTAUTH_SECRET=...
-NEXTAUTH_URL=http://localhost:3000
+NEXTAUTH_URL=http://localhost:8260
 # Get these from a developer. You must use the "developer" clients here, not
 # "production" clients, so that they support localhost-based redirects
 GITHUB_CLIENT_ID=...
@@ -73,4 +73,4 @@ NEXT_PUBLIC_SENTRY_ORG=
 NEXT_PUBLIC_SENTRY_PROJECT=
 # The SENTRY_AUTH_TOKEN variable is picked up by the Sentry Build Plugin.
 # It's used for authentication when uploading source maps.
-SENTRY_AUTH_TOKEN=
\ No newline at end of file
+SENTRY_AUTH_TOKEN=
diff --git a/apps/web/README.md b/apps/web/README.md
index 7fcf2de91..d70bf52f7 100644
--- a/apps/web/README.md
+++ b/apps/web/README.md
@@ -10,7 +10,7 @@ npm install
 npm run dev
 ```
 
-The dev server runs on `http://localhost:3000`.
+The dev server runs on `http://localhost:8260`.
 
 ## Commands
 
diff --git a/apps/web/app/robots.ts b/apps/web/app/robots.ts
index 504729ebf..47c9ac8dc 100644
--- a/apps/web/app/robots.ts
+++ b/apps/web/app/robots.ts
@@ -1,7 +1,7 @@
 import { MetadataRoute } from "next";
 
 export default function robots(): MetadataRoute.Robots {
-  const baseUrl = process.env.NEXT_PUBLIC_APP_URL || "https://localhost:3000";
+  const baseUrl = process.env.NEXT_PUBLIC_APP_URL || "https://localhost:8260";
 
   return {
     rules: {
diff --git a/apps/web/app/sitemap.ts b/apps/web/app/sitemap.ts
index c0340751b..27f8fd55f 100644
--- a/apps/web/app/sitemap.ts
+++ b/apps/web/app/sitemap.ts
@@ -4,7 +4,7 @@ import { MetadataRoute } from "next";
 export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
   try {
     // Use hardcoded domain for production instead of dynamic headers
-    const baseUrl = process.env.NEXT_PUBLIC_APP_URL || "https://localhost:3000";
+    const baseUrl = process.env.NEXT_PUBLIC_APP_URL || "https://localhost:8260";
 
     // Get blog posts
     const posts = await getPostListItems();
diff --git a/apps/web/lib/config.tsx b/apps/web/lib/config.tsx
index 3f7a854f2..3a44a5061 100644
--- a/apps/web/lib/config.tsx
+++ b/apps/web/lib/config.tsx
@@ -7,7 +7,7 @@ export const siteConfig = {
   name: "tambo-ai",
   description:
     "An open-source AI orchestration framework for your React front end.",
-  url: env.NEXT_PUBLIC_APP_URL || "http://localhost:3000",
+  url: env.NEXT_PUBLIC_APP_URL || "http://localhost:8260",
   keywords: [
     "AI-Powered React Components",
     "Contextual UI Generation",
diff --git a/apps/web/lib/env.ts b/apps/web/lib/env.ts
index 5a61d7281..6a9bc5a0e 100644
--- a/apps/web/lib/env.ts
+++ b/apps/web/lib/env.ts
@@ -39,7 +39,7 @@ export const env = createEnv({
     GOOGLE_CLIENT_SECRET: z.string().transform(allowEmptyString).optional(),
     /** Generate with `openssl rand -hex 32` */
     NEXTAUTH_SECRET: z.string().min(8),
-    /** URL of the client app so we can redirect back to it after auth, e.g. https://tambo.co or http://localhost:3000 */
+    /** URL of the client app so we can redirect back to it after auth, e.g. https://tambo.co or http://localhost:8260 */
     NEXTAUTH_URL: z.string().url(),
     /** Email address to send emails from. Required if using email authentication. */
     EMAIL_FROM_DEFAULT: z.string().transform(allowEmptyString).optional(),
diff --git a/apps/web/lib/urlSecurity.test.ts b/apps/web/lib/urlSecurity.test.ts
index ddac791fb..a97aad4ce 100644
--- a/apps/web/lib/urlSecurity.test.ts
+++ b/apps/web/lib/urlSecurity.test.ts
@@ -6,7 +6,7 @@ describe("urlSecurity", () => {
   test("skips validation when ALLOW_LOCAL_MCP_SERVERS is set", async () => {
     jest.doMock("@/lib/env", () => ({ env: { ALLOW_LOCAL_MCP_SERVERS: "1" } }));
     const { validateSafeURL } = await import("@/lib/urlSecurity");
-    const res = await validateSafeURL("http://localhost:3000");
+    const res = await validateSafeURL("http://localhost:8260");
     expect(res.safe).toBe(true);
   });
 
diff --git a/apps/web/lib/utils.test.ts b/apps/web/lib/utils.test.ts
index da0c35595..7a0e09b10 100644
--- a/apps/web/lib/utils.test.ts
+++ b/apps/web/lib/utils.test.ts
@@ -8,7 +8,7 @@ describe("utils", () => {
   });
 
   test("absoluteUrl uses siteConfig.url fallback", () => {
-    expect(absoluteUrl("/x")).toBe("http://localhost:3000/x");
+    expect(absoluteUrl("/x")).toBe("http://localhost:8260/x");
   });
 
   test("constructMetadata builds expected metadata", () => {
@@ -24,7 +24,7 @@ describe("utils", () => {
     // @ts-expect-error openGraph is present
     expect(meta.openGraph.title).toBe("Hello");
     // @ts-expect-error alternates exists
-    expect(meta.alternates.canonical).toBe("http://localhost:3000/a");
+    expect(meta.alternates.canonical).toBe("http://localhost:8260/a");
   });
 
   test("formatDate produces Today for same-day", () => {
diff --git a/apps/web/package.json b/apps/web/package.json
index fa9232e4e..3e5d19674 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "scripts": {
-    "dev": "next dev",
+    "dev": "next dev -p 8260",
     "build": "SKIP_ENV_VALIDATION=true next build --no-lint",
     "start": "next start",
     "lint": "eslint",
diff --git a/docs/package.json b/docs/package.json
index acc0e0e97..71ebade30 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -5,7 +5,7 @@
   "scripts": {
     "build": "next build",
     "check-types": "tsc --noEmit",
-    "dev": "next dev --turbo",
+    "dev": "next dev --turbo -p 8263",
     "lint": "eslint .",
     "start": "next start",
     "postinstall": "fumadocs-mdx",
diff --git a/package.json b/package.json
index ce2833a0d..a480249bd 100644
--- a/package.json
+++ b/package.json
@@ -15,8 +15,11 @@
     "test": "turbo test",
     "dev": "turbo dev --filter=@tambo-ai/showcase --filter=@tambo-ai/docs",
     "dev:cloud": "turbo dev --filter=@tambo-ai-cloud/web --filter=@tambo-ai-cloud/api",
+    "dev:cloud:full": "turbo dev --filter=@tambo-ai-cloud/web --filter=@tambo-ai-cloud/api --filter=@tambo-ai/showcase --filter=@tambo-ai/docs",
+    "dev:local": "./scripts/dev-local.sh",
     "dev:web": "turbo dev --filter=@tambo-ai-cloud/web",
     "dev:api": "turbo dev --filter=@tambo-ai-cloud/api",
+    "dev:docs": "turbo dev --filter=@tambo-ai/docs",
     "sync:showcase": "tsx scripts/sync-showcase-components.ts",
     "sync:showcase:watch": "tsx scripts/sync-showcase-components.ts --watch"
   },
diff --git a/scripts/dev-local.sh b/scripts/dev-local.sh
new file mode 100755
index 000000000..cd7c79659
--- /dev/null
+++ b/scripts/dev-local.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+# Start full local dev environment with file upload support
+# Usage: ./scripts/dev-local.sh
+
+set -e
+
+echo "Starting local dev environment..."
+
+echo "Checking that ports 8260-8263 are free (web/api/showcase/docs)..."
+if ! command -v node >/dev/null 2>&1; then
+  echo "Node.js is required to run this script. Please install Node and try again."
+  exit 1
+fi
+
+for port in 8260 8261 8262 8263; do
+  if ! node - "$port" <<'NODE'
+const net = require("node:net");
+
+// Exit 0 if the port on 127.0.0.1 is available, 1 otherwise.
+const portArg = process.argv[2];
+const port = Number.parseInt(portArg, 10);
+if (!Number.isInteger(port) || port <= 0 || port > 65535) {
+  process.exit(1);
+}
+
+const server = net.createServer();
+server.unref();
+
+server.on("error", () => {
+  process.exit(1);
+});
+
+server.listen({ host: "127.0.0.1", port }, () => {
+  server.close(() => {
+    process.exit(0);
+  });
+});
+NODE
+  then
+    echo "Port ${port} is already in use. Stop the process using it, then re-run this script."
+    exit 1
+  fi
+done
+
+# 1. Start Postgres (if not running)
+if ! docker ps | grep -q tambo_postgres; then
+  echo "Starting Postgres..."
+  docker compose --env-file docker.env up postgres -d
+  sleep 3
+fi
+
+# 2. Start Supabase (if not running)
+# Use npx so developers don't need a globally installed Supabase CLI.
+if ! npx --yes supabase status -o json 2>/dev/null | node <<'NODE'
+const fs = require("node:fs");
+
+const input = fs.readFileSync(0, "utf8").trim();
+if (input.length === 0) {
+  process.exit(1);
+}
+
+let data;
+try {
+  data = JSON.parse(input);
+} catch {
+  process.exit(1);
+}
+
+if (data === null || typeof data !== "object" || Array.isArray(data)) {
+  process.exit(1);
+}
+
+const apiUrl = data["API_URL"];
+// `supabase status -o json` emits connection info keyed by env var names.
+// Treat a non-empty `API_URL` as the signal that the local stack is running.
+process.exit(typeof apiUrl === "string" && apiUrl.length > 0 ? 0 : 1);
+NODE
+then
+  echo "Starting Supabase..."
+  npx --yes supabase start
+fi
+
+# 3. Run migrations (idempotent)
+echo "Running migrations..."
+DATABASE_URL="postgresql://postgres:postgres@localhost:5433/tambo" npm run db:migrate -w packages/db 2>/dev/null || true
+
+# 4. Start all dev servers
+echo ""
+echo "Starting dev servers..."
+echo "  Web:      http://localhost:8260"
+echo "  API:      http://localhost:8261"
+echo "  Showcase: http://localhost:8262"
+echo "  Docs:     http://localhost:8263"
+echo "  Supabase: http://127.0.0.1:54423"
+echo ""
+
+npm run dev:cloud:full
diff --git a/showcase/package.json b/showcase/package.json
index 1cc5fec87..61b5f4650 100644
--- a/showcase/package.json
+++ b/showcase/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "license": "MIT",
   "scripts": {
-    "dev": "next dev",
+    "dev": "next dev -p 8262",
     "build": "next build",
     "postbuild": "next-sitemap",
     "start": "next start",
diff --git a/supabase/config.toml b/supabase/config.toml
index 7ebda459b..fce03d1c8 100644
--- a/supabase/config.toml
+++ b/supabase/config.toml
@@ -97,10 +97,11 @@ file_size_limit = "50MiB"
 enabled = true
 # The base URL of your website. Used as an allow-list for redirects and for constructing URLs used
 # in emails.
-# site_url = "http://127.0.0.1:3000"
-site_url = "http://localhost:3000"
+# Keep this in sync with the local `apps/web` dev server port and your OAuth provider redirect URIs.
+# site_url = "http://127.0.0.1:8260"
+site_url = "http://localhost:8260"
 # A list of *exact* URLs that auth providers are permitted to redirect to post authentication.
-additional_redirect_urls = ["https://127.0.0.1:3000", "http://localhost:3000", "http://localhost:3000/cli-auth", "http://localhost:3000/dashboard"]
+additional_redirect_urls = ["https://127.0.0.1:8260", "http://localhost:8260", "http://localhost:8260/cli-auth", "http://localhost:8260/dashboard"]
 # How long tokens are valid for, in seconds. Defaults to 3600 (1 hour), maximum 604,800 (1 week).
 jwt_expiry = 3600
 # If disabled, the refresh token will never expire.