Lifetime context

GET/v1/symbols/{symbol}/lifetimePromised whole

Where today's figures sit against the security's whole history.

Parameters

symbolpathrequired
Ticker symbol, case-insensitive.

Response contract

Every field in the response is part of the contract.

Response fields

The top level keys a live response actually returned, read off the API rather than written down here.

symbolfirst_datefirst_pricelast_datelast_pricebarscagr_pctcomputed_at

How this was verified

Called against 3 different subjects on the live API. Every field it returned, at every level, was compared with the contract above. Last checked August 18, 2026.

Request

curl "https://api.massari.ai/v1/symbols/AAPL/lifetime" \
  -H "Authorization: Bearer $MASSARI_TOKEN"

Example response

{
  "symbol": "AAPL",
  "first_date": "1980-12-12T00:00:00.000Z",
  "first_price": 0.0983,
  "last_date": "2026-08-13T00:00:00.000Z",
  "last_price": 305.26,
  "bars": 11504,
  "cagr_pct": 19.2384,
  "computed_at": "2026-08-17T06:45:08.815Z"
}

A real response from the live API, captured August 18, 2026. Nothing was dropped, so this is the whole shape. Either way it is valid JSON.