diff --git a/sdks/python/pmxt/models.py b/sdks/python/pmxt/models.py
index 1a7f8b16..963d2a83 100644
--- a/sdks/python/pmxt/models.py
+++ b/sdks/python/pmxt/models.py
@@ -570,6 +570,8 @@ class MarketFetchParams(TypedDict, total=False):
     category: str
     tags: List[str]
     filter: MarketFilterCriteria
+    page: int
+    similarity_threshold: float
 
 
 class EventFetchParams(TypedDict, total=False):
diff --git a/sdks/typescript/pmxt/feed-client.ts b/sdks/typescript/pmxt/feed-client.ts
index 2c786374..e61522c0 100644
--- a/sdks/typescript/pmxt/feed-client.ts
+++ b/sdks/typescript/pmxt/feed-client.ts
@@ -94,7 +94,7 @@ export class FeedClient {
         return this.get<Tickers>('fetchTickers', params);
     }
 
-    async fetchOHLCV(symbol: string, timeframe?: string, since?: number, limit?: number): Promise<OHLCV[]> {
+    async fetchOHLCV(symbol: string, timeframe: string = '1h', since?: number, limit?: number): Promise<OHLCV[]> {
         return this.get<OHLCV[]>('fetchOHLCV', { symbol, timeframe, since, limit });
     }