Google Login with FastAPI and a SvelteKit SPA
Add "Continue with Google" to a SvelteKit single-page app with a FastAPI backend: the OAuth flow on the server, an HTTP-only session cookie, and the errors you will hit.
How to build and run a SvelteKit SPA with a FastAPI backend, from the people who ship one.
Add "Continue with Google" to a SvelteKit single-page app with a FastAPI backend: the OAuth flow on the server, an HTTP-only session cookie, and the errors you will hit.
A simple, working credit system for AI features: a balance table, a check before each call, billing from real token usage, and credit packs sold through Stripe.
What you have to change to run a SvelteKit SPA on a FastAPI backend in production: per-environment config, session cookies, one fetch wrapper, migrations, and deployment.
The minimal setup: a FastAPI backend, a SvelteKit single-page app, and a typed TypeScript client generated from the OpenAPI spec. One request end to end.
Ship production-ready SaaS applications with FastAPI + SvelteKit. Complete authentication, payments, multi-tenancy, and admin dashboards - deploy anywhere with zero vendor lock-in.
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