diff --git a/scripts/check-free-sources.mjs b/scripts/check-free-sources.mjs
new file mode 100644
index 0000000..d1cacad
--- /dev/null
+++ b/scripts/check-free-sources.mjs
@@ -0,0 +1,42 @@
+// Read-only source smoke check. Never prints or submits API credentials.
+const checks = [
+  ['Free configuration', '/api/free-providers'],
+  ['Place search', '/api/free-geocode?q=Reykjavik'],
+  ['Flights', '/api/opensky'],
+  ['Military flights', '/api/adsblol/mil'],
+  ['Satellites', '/api/celestrak/stations'],
+  ['Space missions', '/api/launches'],
+  ['Camera directory', '/api/cctv/sources'],
+  ['Traffic configuration', '/api/tomtom/status'],
+  ['Fire configuration', '/api/firms/status'],
+  ['Ships', '/api/ais-live'],
+  ['Weather', '/api/weather-effects?latitude=30.2672&longitude=-97.7431'],
+];
+const results = [];
+for (let i = 0; i < checks.length; i += 3) {
+  await Promise.all(checks.slice(i, i + 3).map(async ([name, path]) => {
+    const start = Date.now();
+    try {
+      const response = await fetch(`http://localhost:4173${path}`, { signal: AbortSignal.timeout(30000) });
+      const text = await response.text();
+      const body = name === 'Satellites' && !text.trim().startsWith('{')
+        ? { results: text.trim().split('\n').filter(line => line.startsWith('1 ')) }
+        : JSON.parse(text);
+      const rows = body.states || body.ac || body.results || body.sources || body.vessels;
+      const result = { name, http: response.status, seconds: ((Date.now() - start) / 1000).toFixed(1),
+        ...(Array.isArray(rows) ? { count: rows.length } : {}),
+        ...(body.status ? { status: body.status } : {}),
+        ...(typeof body.hasKey === 'boolean' ? { hasKey: body.hasKey } : {}),
+        ...(body.place ? { place: body.place.label } : {}),
+        ...(path === '/api/free-providers' ? { configuration: body } : {}),
+      };
+      results.push(result);
+      console.log(JSON.stringify(result));
+    } catch (error) {
+      const result = { name, error: error.name === 'TimeoutError' ? 'timeout' : 'request failed' };
+      results.push(result);
+      console.log(JSON.stringify(result));
+    }
+  }));
+}
+if (results.some(r => r.error || (r.http >= 400 && r.name !== 'Ships'))) process.exitCode = 1;
diff --git a/scripts/start-free.mjs b/scripts/start-free.mjs
new file mode 100644
index 0000000..d2a23f5
--- /dev/null
+++ b/scripts/start-free.mjs
@@ -0,0 +1,21 @@
+import { spawn } from 'node:child_process';
+import { existsSync } from 'node:fs';
+import { fileURLToPath } from 'node:url';
+const root=fileURLToPath(new URL('../',import.meta.url));
+const vite=fileURLToPath(new URL('../node_modules/vite/bin/vite.js',import.meta.url));
+const [major,minor]=process.versions.node.split('.').map(Number);
+if(!((major===24&&minor>=14)||major===26)){
+  console.error('Install Node 24.14+ (24.x) or Node 26 before starting Gods Eye.');
+  process.exit(1);
+}
+if(!existsSync(vite)){
+  console.error('Run npm ci first to install dependencies.');
+  process.exit(1);
+}
+const child=spawn(process.execPath,[vite,'--host','localhost','--port','4173','--strictPort','--open'],{
+  cwd:root,stdio:'inherit',
+  env:{...process.env,GEV_FREE_ONLY:'1',GOOGLE_MAPS_API_KEY:'',OPENAI_API_KEY:'',HOST:'localhost',PORT:'4173'}
+});
+child.on('error',()=>{console.error('Unable to start the local server.');process.exitCode=1;});
+child.on('exit',code=>{process.exitCode=code??1;});
+for(const signal of ['SIGINT','SIGTERM'])process.on(signal,()=>child.kill(signal));
diff --git a/scripts/verify-keyed-data.mjs b/scripts/verify-keyed-data.mjs
new file mode 100644
index 0000000..21a9b7c
--- /dev/null
+++ b/scripts/verify-keyed-data.mjs
@@ -0,0 +1,42 @@
+import { lonLatToTile } from '../src/data/tomtomTiles.js';
+import { decodeFlowTile } from '../src/data/flowTiles.js';
+const root = 'http://localhost:4173';
+const { x, y } = lonLatToTile(-97.7431, 30.2672, 12);
+const checks = [
+  ['Traffic tile', `/api/tomtom/flow/12/${x}/${y}.pbf`, 'tile'],
+  ['Fire detections', '/api/firms', 'fires'],
+  ['Ships', '/api/ais-live?maxRows=5000', 'ships'],
+  ['Camera health', '/api/cctv/health', 'cameras'],
+  ['Mapped installations', '/api/military-installations?south=30.15&west=-97.85&north=30.35&east=-97.65', 'mapped'],
+];
+await Promise.all(checks.map(async ([name, path, kind]) => {
+  const start = Date.now();
+  try {
+    const r = await fetch(root + path, { signal: AbortSignal.timeout(90000) });
+    const bytes = new Uint8Array(await r.arrayBuffer());
+    const result = { name, http: r.status, seconds: Math.round((Date.now() - start) / 1000) };
+    if (kind === 'tile' && r.ok) {
+      result.bytes = bytes.length;
+      result.contentType = r.headers.get('content-type');
+      result.cache = r.headers.get('x-tomtom-cache');
+      result.decodedRoadSegments = decodeFlowTile(bytes, 12, x, y).length;
+    } else {
+      const body = JSON.parse(new TextDecoder().decode(bytes));
+      if (kind === 'fires') Object.assign(result, { count: body.fires?.length, stale: body.stale, sourceCount: body.sources?.length });
+      if (kind === 'ships') Object.assign(result, { count: body.rows?.length, status: body.status, lastMessageAt: body.lastMessageAt });
+      if (kind === 'mapped') Object.assign(result, { count: body.elements?.length, status: body.status });
+      if (kind === 'cameras') {
+        const cameras = Array.isArray(body.cameras) ? body.cameras : Object.values(body.cameras || {});
+        result.observed = cameras.length;
+        result.statusCounts = cameras.reduce((counts, camera) => {
+          const status = camera.status || 'unknown'; counts[status] = (counts[status] || 0) + 1; return counts;
+        }, {});
+      }
+    }
+    console.log(JSON.stringify(result));
+    if (!r.ok) process.exitCode = 1;
+  } catch (e) {
+    console.log(JSON.stringify({ name, error: e.name === 'TimeoutError' ? 'timeout' : 'request failed' }));
+    process.exitCode = 1;
+  }
+}));