Stock Price API — point-in-time, survivorship-free OHLCV
Daily open/high/low/close/volume for US equities, ETFs, and delisted names — served raw, split-adjusted, and total-return, and queryable as-of any historical date so a backtest never sees data that was not yet known.
$ GET /api/v1/prices/AAPL?adjustment=total_return
Raw, split-adjusted, and total-return in one call
Survivorship-free: delisted, bankrupt, and acquired tickers stay in the archive
Point-in-time as-of any date — no look-ahead
REST, native MCP, and bulk Parquet
Point-in-time and survivorship-free, by construction
Free tier to evaluate, then $199/mo Quant. REST API, native MCP server, and bulk Parquet. No terminal seat required.