Free with an account · 3-5 scored variants per run
Paste your value prop and what you know about the recipient. Get distinct variants with subject lines, scores, and clear asks. No "Hope this finds you well."
See how it works — click any example
8 angles — relevance-first / pain-focused / social-proof / contrarian / question-opener / insight-share / warm-referral / direct-value. Subject lines under 78 chars.
3-5 variants scored on 4 axes (relevance / specificity / brevity / clear-ask), follow-up cadence, optional PS lines. 40+ clichés banned ("synergy", "circle back", "game-changer"). Complement with Email Writer for replies and LinkedIn for top-of-funnel.
Missing recipient research — we need context. Spray-and-pray lists — this is for targeted outreach. Recovering contact from cold lists.
Free with an account — 30/month. Upgrade to Pro for 1,500/month. Each run costs 2 credits (usually 25-35s).
Purpose: demo-request · Recipient: Sarah Chen, Head of Engineering at Meridian Labs (Series B fintech) · Tone: professional · 2 of 4 variants shown.
Relevance-first · "Specific-news + specific-pain"
Subject: On-call pain after your Series B
Preheader: Specifically: the 2x engineering team growth from last year.
Hi Sarah,
Congrats on the Series B — the growth from 20 to 45 engineers in a year is the kind of speed that usually breaks on-call rotation before anything else does.
Quietline is an AI on-call triage assistant. We ingest PagerDuty alerts, cross-reference historical incidents and runbooks, and draft the first-response comment so your on-call engineer can skip the "what's happening?" stage and jump to "here's what I'd try." Two Series-B fintechs (Ramp, Flex) use it — saves their engineers 10-20 min per page.
Worth a 15-min look next week? I have Thursday 10am or Friday 2pm PT.
— Alex
Relevance 5/5 · Specificity 5/5 · Brevity 4/5 (128w) · Clear-ask 5/5
Question-opener · "Low-pressure curiosity hook"
Subject: Quick context q about Meridian's on-call
Preheader: Specifically: how you're handling cross-service incidents post-scale.
Hi Sarah,
Heard your podcast episode on Meridian's engineering growth — the on-call rotation comment stuck with me. How is your team handling cross-service incidents now that you're 45 engineers deep?
Asking because Quietline handles exactly that layer for two fintechs your size. I'd love 15 minutes to compare notes, even if it turns out the timing isn't right.
Are you open to a call next Thursday or Friday?
— Alex
Relevance 5/5 · Specificity 5/5 · Brevity 5/5 (74w) · Clear-ask 4/5
+2 more variants (social-proof, direct-value) · + 3-email follow-up cadence · copy each separately or as one markdown file
Paste what you're pitching (your value prop) plus whatever research context you have on the recipient (their recent news, role, company, a podcast they were on). Pick the purpose (demo-request / intro / partnership / investor / PR pitch / freelance pitch / feedback request / job application), tone (professional / warm / bold / curious / concise), length (short 40-90 words, medium 90-170, long 170-260), and how many variants (3-5). In 15-30 seconds you get: 3-5 distinct cold email variants each in a different rhetorical angle, each with a subject line under 78 chars, preheader, full body, extracted opener sentence, extracted ask sentence, optional PS line, honest 4-axis scores (relevance / specificity / brevity / clear-ask), optional warning flag, and one-sentence reasoning for why it fits. Plus 2-4 tips on picking between them, an optional 3-email follow-up cadence, and the list of banned clichés the run actively avoided.
The Email Writer is a general-purpose email tool — any email, any purpose, any register. Cold Email Generator is specifically for B2B OUTREACH to someone who does not know you yet. That changes every rule: it must be under 170 words (cold emails over 200 have under 5% response rates), it must lead with the RECIPIENT not the sender (never "My name is X"), it must have ONE clear ask (never stacked asks), it must have a specific reason for reaching out to THIS person (not a mass blast), and it must avoid every corporate cold-email cliché. The Email Writer cannot enforce those rules because they apply only to cold outreach.
Four things, measured on the 4-axis score we return with every variant. (1) RELEVANCE — is it clear WHY this email is going to THIS recipient, not a thousand others? (2) SPECIFICITY — does it reference specific details about them: their recent news, their company, their work? (3) BREVITY — is it short enough to be read on a phone preview in under 10 seconds? Under 170 words is the reply-rate cliff. (4) CLEAR-ASK — is there ONE concrete action the reader is asked to take? "Are you open to a 15-min call Thursday at 10am?" is a clear ask. "Let me know your thoughts" is not.
Eight angles, three or more of which appear across every run: relevance-first (lead with a specific reason tied to their news), pain-focused (name a pain they're likely feeling), social-proof (cite a result with a similar company), contrarian (challenge a widely-held belief), question-opener (lead with a specific question), insight-share (share something you've learned or built), warm-referral (only if you provided a mutual contact), direct-value (name the specific outcome you can deliver). The prompt enforces at least 3 distinct angles — you never get 5 variations of the same email.
About 40 entries across two categories. Banned openers (never used to start the body): "Hope this email finds you well", "Hope you're doing well", "Just wanted to reach out", "I wanted to touch base", "I wanted to circle back", "I'm reaching out because", "My name is", "Allow me to introduce myself", "Quick question / chat / call", "Pick your brain", "I know you're busy", "Sorry to bother you", "Sorry for the cold email". Banned phrases (never used anywhere): "circle back", "touch base", "synergy", "leverage", "game-changer", "best-in-class", "cutting-edge", "revolutionary", "disruptive", "low-hanging fruit", "move the needle", "world-class", "next-generation", "one-stop shop", "seamlessly integrate", "unlock value", "turn-key solution", "paradigm shift". These are the fingerprints of mass-blast cold email — removing them forces the model to write like a human.
No. The prompt explicitly forbids inventing recipient facts — their role, company traction, recent news, views, or challenges. If you did not provide research context, the model leans on question-opener or insight-share angles that don't require recipient-specific facts. Inventing a fact about the recipient is how cold email most commonly fails — the recipient reads "I saw you just hired your 50th engineer" when they have 12 engineers, and the email is dead.
Also no. If you didn't give us revenue, team size, or client names, the model uses [bracketed placeholders] — "[your team size]" or "[similar company you worked with]" — so YOU can fill them in. Never fabricated.
Every run includes an optional 0-3 follow-up cadence. Day 3-7-14 is the common pattern. Each follow-up is SHORTER than the original, references the first email, and offers a small additional value — not "just bumping this" (which signals desperation) and not another full pitch. The "note" field on each follow-up explains why that specific timing and angle.
Medium (90-170 words) is the default and works for 90% of cold outreach. Short (40-90) is for "I respect your time" emails — busy execs, VCs, famous founders. Long (170-260) is for partnership, investor, and complex-context emails where you need to establish credibility before the ask. Reply-rate data: sub-100-word emails get about 2x the reply rate of sub-200-word emails, which get about 2x the rate of 250+ word emails. Shorter is usually better.
Anyone sending cold outreach: SDRs, sales reps, founders (demo requests, investor intros, partnership outreach), freelancers (pitching work), PR and comms (pitching journalists and podcasters), job seekers (reaching out about roles), and advocacy professionals. Not for spam, not for scams, not for romance/dating, not for impersonation.
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