[Helius Launches Historical Accounts API Beta, Supporting Account Status Queries at Any Point in Time] Odaily Planet Daily reports that Solana RPC service provider Helius has announced the beta launch of its Historical Accounts API. This API allows users to query the complete status of any account, liquidity pool, or wallet at the end of a specific slot or after the execution of a transaction. It can be used for trading strategy backtesting, querying historical token supply, calculating PnL, retrieving historical wallet balances, and viewing changes in DEX liquidity over time.