AI Prompt Engineering

Build perfect prompts.
Every single time.

Stop guessing. BuildPrompts transforms your rough idea into a precision-crafted prompt for your chosen AI — in seconds. Free to start.

AI platforms

Templates

Free/day

∞

With Pro

Everything you need to prompt better

A complete AI prompt toolkit. Simple to use, powerful under the hood.

Step-by-step builder

Pick platform, set tone, describe your idea. One focused step at a time — no overwhelm.

Prompt refiner

Paste any existing prompt and improve it instantly — shorter, more specific, better structured.

45 templates

Ready-made templates for writing, coding, SEO, social media, video AI and more.

Quality scoring

Every prompt gets a quality score with specific suggestions to make it stronger.

Full history

Every prompt you generate is saved to your profile. Revisit and reuse anything.

Prompt sharing

Share any prompt with a single link. Anyone can view, copy and use it.

Compare mode

Generate two variations side by side and pick the winner. Pro feature.

Private & secure

Your prompts stay in your account. Nothing is sold or shared — ever.

26 AI platforms covered

Text, image, video and multi-model — BuildPrompts optimises for every major AI tool.

Text AI

ClaudeChatGPTGeminiGrokDeepSeekPerplexityCopilotERNIEMistralMeta AI

Image AI

MidjourneyDALL·EStable DiffusionLeonardoAdobe FireflyIdeogramPlayground AI

Video AI

RunwayKling AISoraPikaLuma Dream MachineHailuo AI

Multi-model

HuggingChatPoeCanva AI

Browser Extension — Improve prompts inside ChatGPT & Claude

Install the BuildPrompts extension and get a one-click ⚡ Improve button directly inside ChatGPT, Claude, Gemini and Grok. Works with all 26 platforms.

Chrome Soon Firefox Soon

Ready to build better prompts?

Free to start — 5 prompts a day, no credit card needed. Upgrade to Pro for unlimited access.

Platform

Options

Your idea

Output

Choose your AI platform

Which AI tool are you crafting this prompt for?

Claude

ChatGPT

Gemini

Grok

DeepSeek

Perplexity

Copilot

ERNIE

Mistral

Meta AI

Midjourney

DALL·E

Stable Diff.

Leonardo

Firefly

Ideogram

Playground

Runway

Kling AI

Sora

Pika

Luma

Hailuo AI

HuggingChat

Poe

Canva AI

5 / 5 prompts remaining today

Set your options

Tell BuildPrompts how to frame and structure your prompt.

Use case

Tone

Detail level

Output length

Describe your idea

Rough ideas are fine — BuildPrompts will turn it into a precision-crafted prompt for your platform.

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Claude Writing Professional

Content creation, copywriting, editing and written communication.

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Build perfect prompts.Every single time.