[Home](./index.md) > [bitburner](./bitburner.md) > [TIX](./bitburner.tix.md) > [purchase4SMarketDataTixApi](./bitburner.tix.purchase4smarketdatatixapi.md) ## TIX.purchase4SMarketDataTixApi() method Purchase 4S Market Data TIX API Access. Returns true if you successfully purchased it or if you already have access. Returns false otherwise. Signature: ```typescript purchase4SMarketDataTixApi(): boolean; ``` Returns: boolean True if you successfully purchased it or if you already have access, false otherwise. ## Remarks RAM cost: 2.5 GB