diff --git a/backend/src/services/apiServer.ts b/backend/src/services/apiServer.ts
index d483c2c..cc8d161 100644
--- a/backend/src/services/apiServer.ts
+++ b/backend/src/services/apiServer.ts
@@ -2873,7 +2873,7 @@ RULES:
                 const symbol = String(req.query.symbol || '').trim().toUpperCase();
                 if (!symbol) return res.status(400).json({ error: 'symbol required' });
                 const apiKey = await getUserFmpApiKey(authUserId);
-                const url = `https://financialmodelingprep.com/api/v3/profile/${symbol}?apikey=${apiKey}`;
+                const url = `https://financialmodelingprep.com/stable/profile?symbol=${encodeURIComponent(symbol)}&apikey=${apiKey}`;
                 const data = await fetchFmpJson(url) as any;
                 res.json(Array.isArray(data) ? data[0] ?? {} : data);
             } catch (error: any) {
@@ -2895,7 +2895,7 @@ RULES:
                 const symbol = String(req.query.symbol || '').trim().toUpperCase();
                 if (!symbol) return res.status(400).json({ error: 'symbol required' });
                 const apiKey = await getUserFmpApiKey(authUserId);
-                const url = `https://financialmodelingprep.com/api/v3/key-metrics/${symbol}?limit=4&apikey=${apiKey}`;
+                const url = `https://financialmodelingprep.com/stable/key-metrics?symbol=${encodeURIComponent(symbol)}&limit=4&apikey=${apiKey}`;
                 const data = await fetchFmpJson(url) as any;
                 res.json(Array.isArray(data) ? data[0] ?? {} : data);
             } catch (error: any) {
@@ -2917,7 +2917,7 @@ RULES:
                 const symbol = String(req.query.symbol || '').trim().toUpperCase();
                 if (!symbol) return res.status(400).json({ error: 'symbol required' });
                 const apiKey = await getUserFmpApiKey(authUserId);
-                const url = `https://financialmodelingprep.com/api/v3/historical/earning_calendar/${symbol}?limit=8&apikey=${apiKey}`;
+                const url = `https://financialmodelingprep.com/stable/earnings-calendar?symbol=${encodeURIComponent(symbol)}&limit=8&apikey=${apiKey}`;
                 const data = await fetchFmpJson(url) as any;
                 res.json({ earnings: Array.isArray(data) ? data : [] });
             } catch (error: any) {
@@ -2954,7 +2954,7 @@ RULES:
                 qs.set('limit',   String(Math.min(100, Number(req.query.limit) || 50)));
                 qs.set('apikey',  apiKey);
                 qs.set('isEtf',   'false');
-                const url = `https://financialmodelingprep.com/api/v3/stock-screener?${qs.toString()}`;
+                const url = `https://financialmodelingprep.com/stable/company-screener?${qs.toString()}`;
                 const data = await fetchFmpJson(url) as any;
                 res.json({ results: Array.isArray(data) ? data : [] });
             } catch (error: any) {