Exhibit 23.3

Independent Registered Public Accounting Firm’s Consent

We consent to the inclusion in this Registration Statement of Inflection Point Acquisition Corp. (the “Company”) on Amendment No. 4 to Form S-4 Registration No. 333-267846 of our report dated April 14, 2022, which includes an explanatory paragraph as to the Company’s ability to continue as a going concern, with respect to our audit of the financial statements of Inflection Point Acquisition Corp. as of December 31, 2021 and for the period from January 27, 2021 (inception) through December 31, 2021, which report appears in the Prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.

/s/ Marcum llp

Marcum llp

New York, NY

January 20, 2023