Mirror is Reflection's early-beta coding agent for the terminal—defaults to Beam-1.0-501B-A23B, manual/auto tool approval, resumable conversations, parallel /worktree agents, AGENTS.md+skills+MCP/extensions, with provider keys kept out of the agent's shell environment.
Replit Bring Your Own Cloud (Oct 16) deploys cellular Replit—including the Agent harness—into enterprise Azure/GCP/AWS tenants: Full BYOC (private preview) for platform+apps in-tenant, BYOC for Published Apps (early access) for publish destinations with CMEK/tunnels, and Image Exports (Docker+Terraform+SBOM) for air-gapped self-host.