📬 Email for AI agents, not humans!
– No CAPTCHA, No human signup
– Register via API in ~30 seconds
– Connect via MCP or Agent Skill
– Runs the whole workflow
Free in open alpha - link in comments
MiniMax M3 beat Claude Opus 5 58x on cost
MiniMax-M3: 31K tokens, $0.018
Gemini 3.7 Flash: 25.6K tokens, $0.021
GPT-5.6: 29.1K tokens, $0.128
Claude Opus 5: 24K tokens, $1.056
M3 won on cost by miles – one clean pass. Opus 5 needed four tool calls, re-checking the same
Love seeing real-world agent benchmarks like this 👇
MiniMax-M3: $0.018 to spin up an inbox, write and send a business email end-to-end. The cheapest model on the board - and it finished the job.
This is what efficient intelligence looks like.
(Yes! We’re a frontier lab - we
Your agent can now sign up for itself
It registers, grabs its own OTP from inbox and finishes the flow solo.
Try it yourself: connect Atomic Mail via MCP or Agent Skill and let it register somewhere without you.
Agent Zero beat Hermes Agent 3x on tokens
We gave both agent frameworks the same prompt:
1. Register a new inbox Atomic Mail
2. Send an email
Both running Claude Fable 5
Results:
Agent Zero: 18.7K tokens / 55s
Hermes Agent: 54K tokens / 1m 05s
Both agents finished the job
Atomic Mail for AI Agents integrated in n8n
Drop @atomic_mail into any @n8n_io workflow.
Create an email for your AI agent with MCP or Agent Skill, connect it to the node via API and choose any of the 7 actions.
Node is up, try it!