Brand assets.
Logos, colors, typography, and voice guidelines. Press, partners, and integrators — take what you need.
Mark + wordmark.
Here are all the mails.ai brand assets. You can download logos and icons below. We ask that you don’t modify them. If you’re writing about us, check the voice section too.
The send mark is the brand mark. The wordmark sets mails in Urbanist SemiBold with a superscript ai — no dot. White on dark surfaces, charcoal #424242on light. Don't rotate, recolor, or composite the logo with other marks. Maintain at least 1× the mark-width of clear space on all sides.
Palette.
Three voices: Urbanist, Newsreader, Geist Mono.
The brand voice — wordmark, body, UI. Variable weight 100–900.
fonts.google.com/specimen/Urbanist →The editorial voice — display headlines and annotations, weight 500 with optical sizing.
fonts.google.com/specimen/Newsreader →How we sound.
Plain English, technical without jargon, no sales-deck filler. The brand speaks; specific humans don't.
Use
Avoid
Press inquiries.
Reach out at support@mails.ai. Subject line prefix: [press]. Typical response within 24 hours during launch phase. For partnership inquiries (SaaS integrators, AI framework partnerships), same email — prefix [partner].
Built for agents.
Self-serve in minutes.
Public API opens Q3 2026. Drop ~6 lines into your agent and ship.
$ npm install @mailsai/sdk