OpenAI introduced this with the public availability of o3, so no.

It's also the only LLM provider which has this.

What OpenAI has that the others don't is SamA's insatiable thirst for everyone's biometric data.

I think KYC has been beaten by AI agents according to RepliBench [0] as obtaining compute requires KYC which has a high success rate in the graphic.

[0] https://www.aisi.gov.uk/work/replibench-measuring-autonomous...

KYC has been around for a few months I believe. Whenever they released some of the additional thought logs you had to be verified.