You could try FirstRate Data which has 1-minute bars for major US stocks and indices going back about ten years. A few of the tickers also have 1-second historical bars, but not sure how many..
Another source https://www.dxfeed.com/historical-tick-data/ they have some demo data from the flash crash on the link for free. From $59.
if you are after a licensed data provider, Portara is a verified supplier and have free sample data for you to test with. The intraday is in 1-min format and tick is in 1-milisecond. here's the link to their NQ Futures page.
Hello All, After mailing many many dataproviders, still no positive feeback. Indeed why is this so hard. CME for instance mailed 5 times in last month, no responce up to date. So here is my Need: [24H CME front month NQ Historical data, granularity 1 minute, updated every minute. to be extracted by API/phyton.] That is it. Does any of you know a dataprovider that is offering this. I need this to caculate and refresh my own indicators every minute. Thank You, Thank You......
Here you go: Python ✅ NQ front month ✅ 1 min granularity ✅ Self-signup, no need to wait for an email reply ✅ Code: import databento as db client = db.Historical('YOUR_API_KEY') data = client.timeseries.get_range( dataset='GLBX.MDP3', # CME schema='ohlcv-1m', # 1-min aggregates stype_in='continuous', # symbology by lead month symbols=['NQ.n.0'], # front month start='2024-04-23', end='2024-04-24', ) df = data.to_df(tz='US/Eastern') print(df)