PromptCraft
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Stop writing bad prompts.

PromptCraft analyzes your AI prompts, scores their clarity, and rewrites them into precise, production-ready variants — in under 2 seconds, across 5 AI providers.

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Works with

Gemini 2.0 Flash
GPT-4o
Groq LLaMA 3.3
Mistral
Ollama Local
Gemini 2.0 Flash
GPT-4o
Groq LLaMA 3.3
Mistral
Ollama Local
Gemini 2.0 Flash
5
AI providers
in one app
3
Prompt variants
per enhance
100
Max clarity
0–100 grading
Free
Always
no paywall
Everything you need

A complete toolkit for
prompt engineers

From raw idea to production-ready prompt — built for developers, writers, and AI power users.

Core

Instant Enhancement

Paste any rough idea. Get 3 polished, production-ready prompt variants in under 2 seconds — each scored for clarity and completeness.

Analysis

Clarity Scoring

How it works

From rough idea to
perfect prompt in 4 steps

01

Paste your idea

Type anything — a rough sentence, half-formed thought, or even a single keyword.

02

Pick your model

Select Gemini, GPT-4o, Groq LLaMA, Mistral, or run fully offline with Ollama.

03

Get 3 variants

Full rewrite, structural improvement, and additive enhancement — all clarity-scored.

04

Copy & ship

Multi-provider

All your favourite models,
one interface

Switch between cloud and on-device inference with a single click. Each model gets prompts tuned specifically for its architecture and capabilities.

Try it free
Gemini 2.0 Flash
Google DeepMind

Write once.
Get it right.

Sign up with Google or GitHub — no credit card, no setup. Start crafting perfect prompts in under 30 seconds.

Start for free — it's instant
PromptCraft— Craft better prompts instantly
AppProfileFeaturesGitHub© 2026 PromptCraft
Free foreverGoogle & GitHub loginOpen source
promptcraft.app
Live
Original prompt
“write something that summarizes my meeting notes”
Clarity: 12 / 100No roleNo format
Enhanced in 1.7s
PromptCraft output
You are an expert meeting facilitator. Summarize the following meeting notes into: (1) a 3-bullet executive summary, (2) action items with owners and deadlines, and (3) key decisions made. Format as markdown. Tone: professional. Notes: [paste here]
Clarity: 96 / 100✓ Role✓ Format✓ Tone
GPT-4o
Groq LLaMA 3.3
Mistral
Ollama Local
Gemini 2.0 Flash
GPT-4o
Groq LLaMA 3.3
Mistral
Ollama Local

Every prompt is scored 0–100 for clarity, completeness, and specificity. Pinpoint exactly what's missing before you send.

Models

5 AI Providers

Gemini, GPT-4o, Groq LLaMA 3.3, Mistral, and local Ollama. Switch providers with a single click — no restart needed.

Review

Word-Level Diff

See exactly what changed between your original and enhanced prompt with a side-by-side word diff viewer.

Sync

Cross-Device History

Every session saved to your account. Pick up where you left off on any device, any time.

Organize

Folders & Templates

Organize prompts into color-coded folders. Start fast with a library of pre-built templates for coding, writing, and more.

Tuning

Audience Tuner

Rewrite for any reader — Technical, Simple, Executive, Creative, or Child-friendly. One button, completely different output.

Testing

Live Prompt Testing

Fire your prompt directly at the active LLM inside the app and see the live response — no copy-pasting to another tab.

Privacy

Privacy Mode

One toggle disables all history saving. Zero data stored, zero traces left. Your sensitive prompts stay yours.

Pick the best version, copy it, and paste into any AI tool or API call.

GPT-4o
OpenAI
LLaMA 3.3 70B
via Groq
Mistral
Mistral AI
Ollama Local
On-device
More soon
Stay tuned
No credit cardFree foreverGoogle & GitHub loginOpen source