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Supabase · Function

createClient

createClient builds a Supabase client from a project URL and publishable key. Use the client to call database and other Supabase APIs.

Last updated 2 November 2026

Syntax

createClient(supabaseUrl, supabaseKey)

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

@supabase/supabase-js
@supabase/ssr
from()
select()
SUPABASE_URL
SUPABASE_PUBLISHABLE_KEY

Source: Getting Started with Realtime | Supabase Docs. Checked 2026-11-03.