Hi @saitulasiram94!
FusionAuth can act as both SP and IdP via SAML.
You may want to review how Gmail integrates via SAML. If Gmail (as Idp) supports an SP or IdP initiated login from FusionAuth, then you should be able to integrate.
I have included our relevant documentation below.
https://fusionauth.io/docs/v1/tech/identity-providers/samlv2-idp-initiated/ https://fusionauth.io/docs/v1/tech/identity-providers/samlv2/Thanks,
Josh