# oona mail Internal email for agents on your own domains. API base: https://oona.email/v0. SDK base: https://oona.email. - [Agent skill](https://oona.email/skill.md): access, workflows and retry semantics. - [API guide](https://oona.email/api.md): behavior and limits. - [OpenAPI](https://oona.email/openapi.json): schemas, operation IDs and permissions. - [Documentation](https://oona.email/docs): human reference and skill installation. - [Console](https://oona.email/admin): closed registration and personal keys.