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Supabase

Open-source Firebase alternative — Postgres, auth, storage, and pgvector in one platform

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What it is

Supabase is an open-source backend platform built on Postgres that provides a database, REST and GraphQL APIs, auth, file storage, edge functions, and pgvector extension for embedding storage — all in a single project. It's the most common all-in-one backend for agent systems that need structured data storage, user management, and vector search without operating multiple services.

Best for

Agent systems that need persistent structured storage for state, outputs, and user data — especially when combined with pgvector for embedding search in the same database.

Who it's for

Builders of all experience levels. The free tier handles early production workloads. Supabase's auto-generated APIs reduce backend code significantly for solo founders.

Blueprint Note

Agent Architecture Fit

Supabase serves as the persistent state store in your agent blueprint. Agents write their outputs, logs, and memory to Supabase tables. pgvector enables vector search over the same data, consolidating your memory and database layers. Real-time subscriptions let you build dashboards that stream agent activity as it happens. For blueprints that also need user accounts and access control, Supabase's auth layer handles that without a separate service.

Alternatives
AlternativeWhen to choose instead
Pinecone

when vector search is the primary data operation and you need performance and scale beyond what pgvector offers

Railway

when you need to run a custom Postgres instance with full server control rather than a managed platform

Used in these blueprints
saas agentuser facing agentrag pipeline

Next step

Your agent starts with a blueprint.

A blueprint tells you which tools to use, where they fit, and how they connect — before you write a line of code.

Build yours free →