** Australian technology stocks .AXIJ fall as much as 5.3% to their lowest level since December 5, 2023
** Tech sub-index heads for a 13% drop for the week, biggest percent fall since late-March 2020, if current trend holds
** Tech stocks globally were hit by concerns over disruption in data and software landscape after launch of Anthropic's new AI tool
** Investors now fret about large capex plans outlined by U.S. tech giants .N
** Logistics software provider WiseTech Global WTC.AX down 5.5% and accounting software maker Xero XRO.AX drops 2.3%
** AXIJ lost 9.4% in January, posting its sixth consecutive monthly loss
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))