Free prompt template library

ChatGPT prompt
templates that actually work.

40+ production-ready templates for sales, marketing, content, and outreach. Copy any template, customize the variables, and test across multiple AI models in seconds.

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40+ templates
5 AI providers
50+ models supported
0 backend required
Template library
Sales 3 variables
Cold email opening line
Write a personalized opening line for a cold email to {{prospect_name}} at {{company}}. Their role is {{job_title}}. Make it specific, human, and under 2 sentences.
Sales 4 variables
Sales copy for a product feature
Write conversion-focused copy for {{feature_name}}. The product is {{product}}, the buyer is {{persona}}, and the core outcome is {{outcome}}. 3 sentences max.
Outreach 3 variables
LinkedIn connection request
Write a LinkedIn connection note to {{name}} who works in {{industry}}. Mention {{shared_context}}. No pitch. Max 280 characters.
Marketing 3 variables
Email subject line A/B variants
Generate 5 email subject line variants for {{campaign_goal}}. Audience is {{audience}}. Tone: {{tone}}. Mix curiosity, urgency, and specificity across variants.
Ecommerce 4 variables
Shopify product description
Write a Shopify product description for {{product_name}} by {{brand}}. Key features: {{features}}. Tone: {{tone}}. Include a one-sentence hook, 3 bullet points, and a CTA.
Content 3 variables
YouTube script hook
Write a 30-second YouTube hook for a video about {{topic}}. Target audience: {{audience}}. Channel style: {{style}}. Open with a problem or surprising statement.
Outreach 4 variables
Follow-up email after no reply
Write a follow-up email to {{name}} at {{company}}. Original ask: {{original_ask}}. Days since last contact: {{days}}. Be brief, add value, give an easy out.
Marketing 3 variables
Instagram caption with hook
Write an Instagram caption for {{brand}} promoting {{offer}}. Audience: {{audience}}. Start with a scroll-stopping hook, end with a CTA. Max 150 words.
Sales 3 variables
Objection handling response
Write a reply to a sales objection: "{{objection}}". Product: {{product}}. Buyer persona: {{persona}}. Acknowledge the concern, reframe with evidence, and redirect to value.
Content 3 variables
Blog post intro paragraph
Write an intro paragraph for a blog post titled "{{title}}" targeting {{audience}}. Tone: {{tone}}. Open with a relatable pain point, end with a preview of the solution.
Ecommerce 3 variables
Abandoned cart recovery email
Write a cart recovery email for {{store_name}}. Product left in cart: {{product}}. Offer: {{incentive}}. Be conversational, not pushy. Keep it under 80 words.
Marketing 4 variables
Ad copy — problem/solution
Write a {{platform}} ad for {{product}}. Problem: {{pain_point}}. Audience: {{audience}}. Format: headline (6 words max), body (20 words max), CTA (3 words max).
How it works
01 — Copy
Grab any template
Copy the raw prompt with its {{variables}} already defined. Paste into any AI tool or open directly in Prompt Lab.
02 — Fill
Drop in your context
Replace the variables with your specifics. In Prompt Lab, template variables fill at run time — one template, infinite use cases.
03 — Enhance
One-click rewrite
Prompt Lab's Enhance feature analyzes structure, clarity, and specificity — then rewrites the prompt to perform better across any model.
04 — A/B test
Compare across models
Run your template against GPT-4, Claude, and Gemini side by side. Find which model produces the best output for your specific use case.

Save templates.
Test everything.

Prompt Lab's library stores every template you save with tags, search, and JSON export. Switch providers without losing your collection. Your keys stay in your browser — zero backend.

  • Save and tag your best prompts
  • Export your library as JSON
  • Reuse templates with dynamic variables
  • A/B test variants across 5 providers
  • Works as Chrome extension or web app
prompt lab — library
// template: cold email opener vars: prospect_name, company, job_title prompt: Write a personalized opening line for a cold email to {{prospect_name}}... providers: anthropic · openai · gemini // running A/B test... claude-3-5-sonnet → result A gpt-4o → result B // saved to library ✓

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