Multi-AI Prompt Optimizer

Transform prompts into expert-level results.

Prompt King rewrites your prompt into a structured, high-performing brief and shows how every top model responds. Ship faster, with higher confidence.

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OpenAIChatGPT
AnthropicClaude
GoogleGemini
xAIGrok

Original prompt

Write a product launch email for our new analytics dashboard.

Optimized prompt

Role: You are a lifecycle marketer for a B2B SaaS brand. Context: Launching a [FEATURE] to [TARGET AUDIENCE]. Task: Draft a launch email with CTA, proof, and urgency...
ChatGPT: Crisp, friendly, CTA-first.
Claude: Empathetic, story-driven, detail-rich.
Gemini: Structured, data-forward, SEO-ready.
Grok: Bold, punchy, conversion-focused.

Time saved

~15 min/prompt

Outputs compared

4 models

Community ready

Publish in 1 click

How Prompt King Works

Three focused steps to turn rough prompts into a reusable, high-performing prompt system.

01

Paste your prompt

Drop in a rough prompt and add optional context like audience, tone, and format.

02

Optimize and compare

Prompt King restructures your request and shows how multiple models respond side-by-side.

03

Publish or reuse

Save optimized prompts to your library or share them to the gallery in one click.

Why Better Prompts Matter

Prompt King turns raw ideas into structured briefs that outperform across every model.

Structured, Expert Prompts

Turn vague asks into clear, actionable prompts with roles, context, and checklists baked in.

Ship Faster

Reduce back-and-forth iterations with prompts optimized for clarity and measurable constraints.

Compare 4 Models at Once

See how ChatGPT, Claude, Gemini, and Grok respond side-by-side in one click.

Consistency You Can Trust

Reusable structure ensures every prompt ships with quality checks and risk controls.

Track the Impact

Measure time saved, prompt volume, and engagement to prove ROI.

Share & Get Discovered

Publish your best prompts to the gallery and build your reputation in the community.

See The Difference

Prompt King upgrades rough inputs into structured prompts that drive better answers across every model.

Content Marketing

Amateur Prompt:

Write a blog post

Expert Prompt:

Write a 1500-word SEO-optimized blog post on [TOPIC] for [AUDIENCE], including statistics, examples, and a 3-step action plan.

Product Engineering

Amateur Prompt:

Create a function

Expert Prompt:

Create a TypeScript function that handles [TASK], includes edge cases, types, and test cases with example inputs/outputs.

Business Strategy

Amateur Prompt:

Analyze competitors

Expert Prompt:

Provide a competitive analysis for [COMPETITORS] with SWOT, positioning, pricing comparisons, and 3 opportunities.

Recruiting

Amateur Prompt:

Draft an interview plan

Expert Prompt:

Design a 60-minute interview plan for a [ROLE] covering competencies, calibrated questions, and a scoring rubric.

Gallery Preview

See what the community is sharing

Browse curated prompts from operators, marketers, and builders who use Prompt King every day.

Explore the Gallery
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B2B Launch Email Blueprint

A crisp launch email prompt with proof points, urgency, and CTA guidance.

Writing
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SEO Cluster Outline

A structured outline prompt to plan a high-ranking content cluster.

Coding
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Engineering Decision Memo

A prompt that generates a clear, tradeoff-aware decision memo for teams.

Simple, Transparent Pricing

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  • Unlimited optimizations
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$29/month
  • Access to all 4 AI models
  • Unlimited optimizations
  • Premium prompt templates
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