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Nexgen
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Stop writing
bad prompts.

The only AI prompt tool with X-Ray analysis, Battle mode, and a live Playground. Generate production-ready prompts in seconds.

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Live Prompt Generator
3 free tries left
10
Free generations/day
3
Unique features
6
Prompt categories
$0
To get started

Everything you need to
master prompting

Eight tools that turn anyone into a prompt engineering expert. Free features included from day one.

FREE

Generate

Turn any rough idea into a structured, optimized prompt with role, context, format and constraints — tuned for your platform.

🔬FREE

X-Ray Analysis

Color-coded prompt anatomy. See exactly what's working and what's missing in any prompt.

⚔️PRO

Battle Mode

One idea, three AI versions — Aggressive, Balanced, Creative. Vote for the champion.

🚀PRO

Playground

Write a prompt on the left, see real AI output on the right. Chain outputs as new inputs.

📚FREE

Templates

Curated prompt templates with fill-in variables across 6 categories.

🌍PRO

Community Hub

Discover, upvote, and fork prompts from the community. Publish your own.

FREE

Refine & Score

Paste any prompt, get a quality score out of 100 and an AI-improved version side by side.

📈FREE

History

Every prompt you generate is saved automatically. Search and reuse anytime.

🔬 Unique to Nexgen

Prompt X-Ray

Paste any prompt and see its anatomy in color. Know instantly what's working and what's missing — role, context, format, constraints, tone, examples.

Act as a senior B2B sales copywriter with 10+ years experiencetargeting startup CTOs frustrated by wasted engineering timeUnder 150 words, subject line included, one clear CTAAvoid buzzwords. No generic openers. Be directconversational but confident, peer-to-peerpersonalization placeholder for recipient company name. Include a P.S. with a time-sensitive offer. Format: subject + body + P.S.
✦ Coverage Score: 100% — All 6 segments detected. Click any segment to inspect it.
⚔️ Pro Feature

Prompt Battle

Enter one idea. Nexgen generates three completely different versions simultaneously — Aggressive, Balanced, Creative. Vote for the champion.

🔥 Aggressive
Bold & Direct

You are a ruthless B2B closer. Write a cold email that creates IMMEDIATE urgency. Open with a shocking statistic about wasted developer time. One sentence per paragraph. End with a direct calendar link. Zero fluff. Pure results.

⚖️ Balanced
Thorough & Clear

Act as a senior sales strategist. Craft a thoughtful outreach that acknowledges the CTO's busy schedule, leads with a specific pain point, and proposes a 15-minute discovery call. Professional, warm, respectful.

🎨 Creative
Unexpected Angle

Write this cold email as if it's a memo from the future — where the CTO already became a customer and is writing back to thank you. Flip the entire script. Make them laugh, make them think, make them reply.

Battle Mode runs 3 generations in parallel — results in under 10 seconds. Available on Pro.

🚀 Pro Feature

Prompt Playground

Write your prompt on the left. Hit Run. See the real AI output on the right in seconds. Chain outputs back as new inputs for multi-step workflows.

Prompt Input
⌘+Enter to run
Act as a senior growth marketer. Write a 3-email welcome sequence for new SaaS trial users. Email 1: Warm welcome + one quick win they can do in 5 minutes Email 2: Spotlight the #1 feature power users love Email 3: Upgrade nudge before trial ends Each email: under 120 words, conversational tone, clear single CTA.
AI Output
claude-sonnet
📧 Email 1 — Welcome & Quick Win Subject: You're in. Here's your first win (5 min). Hey [Name] — welcome to [Product]! Before you explore everything, here's the one thing that'll save you 2 hours this week: [Quick Win Feature]. Takes 5 minutes to set up. → Try it now See you inside, [Founder Name] ──────────────────── 📧 Email 2 — Feature Spotlight Subject: Most users miss this one... [Name], the feature our power users can't live without? [Feature Name]. Here's why: [specific benefit in one sentence]. → See how it works (2-min video) ──────────────────── 📧 Email 3 — Upgrade Nudge Subject: Your trial ends in 48 hours [Name], you've already [used X feature] — that tells me you get the value. Don't lose your progress. Upgrade today and keep everything. → Upgrade now — lock in your rate

Playground is available on Pro — unlimited runs, no restrictions.

Simple, honest pricing

Start free today. Upgrade when Nexgen becomes essential to your workflow.

Free
Get started today — no card needed
$0forever
  • 10 prompt generations/day
  • Prompt X-Ray analysis
  • Prompt Refine & Score
  • Basic template library
  • Community browse
  • Prompt history (last 20)
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Pro
For serious prompt engineers
$12/month
  • Unlimited generations
  • Everything in Free
  • ⚔️ Battle Mode (3 versions at once)
  • 🚀 Playground (live AI runner)
  • Full template library (50+)
  • Publish to Community Hub
  • Unlimited prompt history

All plans include a 7-day money-back guarantee. Cancel anytime.

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