Developer services that fit together.
Small services for building and running software: accounts, encrypted environments, and one MCP server for your agents. They share a single sign-in, and each one is optional.
Services
- Accountauth.particular.techSign in once. Organizations, API keys, OAuth apps, and agents for every service.
- Environmentsenv.particular.techEncrypted environment variables for prod, preview, and every dev environment.
- Promptsprompt.particular.techImmutable prompt revisions, observed and approved channels, and production drift.
- Sandboxessandbox.particular.techVMs from reusable setup components, with secrets injected per command and cleanup on delete.
- Agentsagent.particular.techCoding-agent profiles that run a prompt in a sandbox and keep the trace.
- Browser usebrowser-use.particular.techSigned-in browser profiles, repeatable recipes, and exact production captures.
- Evaluationseval.particular.techRun setup prompts across sandboxes and coding agents, then score what they built.
- MCPmcp.particular.techOne MCP server for your agents, with only the services you choose.
- UIui.particular.techThe design system and shadcn registry every Particular.Tech app is built from.