The flow is essentially what you see in the small video on the docs page and can be set up in the Ory Network Console with a few clicks. I agree though that the docs here are a bit thin.
Pricing wise this is available on the Scale tier currently dubbed as "Enterprise SSO" although "B2B Organizations" probably would be more correct: https://www.ory.sh/pricing/
There are no limits to how many organizations you can have.
Regarding MFA - the MFA enforcement typically is the responsibility of the IDP the company owns. So for example [email protected] use Okta and they enforce 2FA for their users. [email protected] use OneLogin and they do not enforce MFA.
Pricing wise this is available on the Scale tier currently dubbed as "Enterprise SSO" although "B2B Organizations" probably would be more correct: https://www.ory.sh/pricing/
There are no limits to how many organizations you can have.
Regarding MFA - the MFA enforcement typically is the responsibility of the IDP the company owns. So for example [email protected] use Okta and they enforce 2FA for their users. [email protected] use OneLogin and they do not enforce MFA.