Get current USD/KRW exchange rate. Essential for converting between Korean Won and US Dollar prices.

Parse CSV text into a JSON array of objects. Use when converting spreadsheet or tabular data into structured JSON for processing or storage.

Search arXiv for academic papers in computer science, machine learning, AI, physics, and mathematics. Returns paper titles, authors, abstracts, submission dates, and direct PDF download links. Use for researching algorithms, ML techniques, or emerging CS topics.

Purchases airtime by converting currency to minutes and seconds. Confirm (yes/no) before executing Purchases airtime by converting currency to minutes and seconds. @param api_key: The api key allocated to your application @param token: The wallet_api_token provided by /access/login @param account_fk: The account_fk from which to deduct the amount @param amount: The amount in currency, 2 decimals @param currency_code: The currency code, e.g USD, ZAR, BWP, ZIG @return: a json object

Get current exchange rate between two currencies — useful for converting shipping costs quoted in different currencies (USD, EUR, INR, AED, SGD, CNY, etc.). Use this to normalize costs from different carriers/countries to a common currency for comparison. Rates are updated daily. FREE — no payment required. Returns: { from, to, rate, timestamp }

Get current exchange rate between two currencies — useful for converting shipping costs quoted in different currencies (USD, EUR, INR, AED, SGD, CNY, etc.). Use this to normalize costs from different carriers/countries to a common currency for comparison. Rates are updated daily. FREE — no payment required. Returns: { from, to, rate, timestamp }