[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
2.5 GB