AstralBeam

Open-source agent infrastructure

Ship agents
in minutes
not months

Stop patching together libraries, LLM providers, and observability tools. Focus on the user experience while AstralBeam handles the agent backend.

Apply to be an early design partner Self-host it or use AstralBeam Cloud
Drop-in frontend SDK A fully customizable Cursor-like sidebar UI with tenant-aware auth, permissions, user context, and product data adapters.
Fully managed infra Resumable chat streaming, conversation history, observability, analytics, audit logs, token optimization, and model routing.
Production controls Tools, skills, user-added MCPs, guardrails, eval hooks, prompt tests, per-customer limits, Stripe billing, SSO, and privacy.