Atomic Mail

Agents can request and receive real email inboxes through an API without identity verification, credit cards, or domain setup.

Agents can read, send, and react to messages through a complete inbox API.

Use an atomicmail.ai address or connect a custom email domain.

Provides structured, standards-based APIs that language models can use without learning proprietary SDKs.

Lets agents interact with Atomic Mail through MCP and an installable command-line AgentSkill package.

Supports both inline JMAP operations and reusable request files for common workflows.

Returns plain-language hints and documentation links so agents can diagnose and correct failed requests autonomously.

Agents can monitor inboxes, extract information, take actions, and produce digests without manual involvement.

Agents can email humans about edge cases, interpret natural-language replies, and resume processing.

Multiple agents can exchange messages and collaborate through auditable email threads.

Agents can conduct conversations, follow up based on responses, and escalate only when needed.

Reads industry newsletters, filters content against interest profiles, and delivers focused digests.

Tracks competitor updates or regulatory communications, identifies meaningful changes, and sends structured alerts.

Collects shopping alerts and notifies users only when configured thresholds are reached.

Parses emailed invoices, matches them against purchase orders, and routes exceptions for approval.

Finds relevant roles, drafts tailored applications, sends them, and monitors recruiter replies.

Sends research questions, adapts follow-ups, and summarizes responses asynchronously.

Handles inbound support emails, consults internal knowledge sources, and escalates unresolved issues.

Provides free accounts during the open alpha period for deploying agent email workflows.