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Best AI Prompt Builders in 2026: 7 Tools Compared
7 prompt builders compared on what they do, what's free, what they cost and who they suit. Every price was checked on the vendor's own site.
PromptItIn team
7 min read · Updated
We make PromptItIn, and we ranked it first. To keep this useful, the criteria are listed below, every competitor fact comes from the vendor's own pages, and each entry says when to pick that tool instead.
How we ranked them
- Writes a prompt from your own idea, rather than handing you a generic template.
- Asks before guessing, and marks details only you know.
- Works inside ChatGPT, Claude or Gemini, so you don't copy and paste.
- Covers different prompt types: writing, research, code, image and video.
- A free plan you can actually try, and a fair price per prompt.
At a glance
| Tool | Best for | Free plan | Paid | Where it works |
|---|---|---|---|---|
| PromptItIn | Turning your own idea into a short, ready prompt, inside the AI site you already use | 5 free credits (5 prompts) | Starter $9/mo (1,000 credits), Pro $19/mo (3,000), Unlimited $49/mo (12,000) | Web app and Chrome extension |
| Prompt Builder | Teams that want a shared prompt workspace | 5 free prompts, no credit card | Starter $9/mo (1,000 credits), Pro $19/mo (3,000), Unlimited $49/mo (12,000, fair use); yearly saves 20% | Web app and Chrome extension |
| AIPRM | Browsing ready-made ChatGPT templates | Free version with the public prompt library, no time limit | Paid tiers include Plus and Pro (the pricing FAQ cites $10 and $33); all sales non-refundable | Chrome extension |
| Jotform AI Prompt Generator | A quick one-off prompt with no account | Free, no stated prompt limit | None | Web page |
| PromptHero | Finding image and video prompts other people already used | Limited daily generations; creations are public; personal use only | Starter $19/mo (300 credits), Pro $29/mo (600); credit packs from $59 | Web app |
| God of Prompt | People who want a big pre-written prompt pack | Free guides and courses | Complete AI Bundle $150 one-time (listed as down from $400), lifetime access; 7-day money-back | Prompt library, plus a Chrome extension (NjectAI) |
| Juma | Marketing teams that want one shared AI workspace | 300 free credits per user | Pro $49/mo with credit tiers from 5,000 to 100,000 a month; Enterprise custom | Web app |
1. PromptItIn
A prompt generator and optimizer that asks what's missing, then writes a short prompt with fill-in fields for the AI you use.
What you get
- Ask first: up to 3 quick questions before writing
- Prompt types: writing, research, image, video, code, agent and more
- Fill-in fields for details you didn't give
- Free changes (Shorter, More specific, your own words) with saved versions
- Chrome extension on 13 AI sites, and on any site from the toolbar
- Library, Prompt Tester and one-click Open in ChatGPT, Claude or Gemini
Works with: ChatGPT, Claude, Gemini, Llama, Mistral, DeepSeek, Perplexity, Grok, Cohere
2. Prompt Builder
An AI prompt generator and optimizer with a chat workspace to refine, save and run prompts.
What you get
- Prompt generator
- Optimizer with up to three clarifying questions
- Prompt library
- Saved instructions
- Team workspaces
Works with: GPT, Claude, Gemini, Llama, Mistral, DeepSeek, Perplexity, Grok, Cohere
Pick it when: You want team workspaces that share one plan.
3. AIPRM
A Chrome extension that adds a library of ready-made prompt templates to ChatGPT.
What you get
- 5,400+ community prompt templates
- Private prompt templates
- Live Crawling
- Verified prompts on Pro and up
Works with: Built around ChatGPT; also lists Claude, Gemini, Midjourney
Pick it when: You'd rather pick from thousands of community templates than describe your own task.
4. Jotform AI Prompt Generator
A free web page that turns a short description into a text or image prompt.
What you get
- Text and image prompts
- Choose platform, model, tone and style
- Review and regenerate
Works with: ChatGPT, Gemini, Claude, Ollama, Midjourney, DALL·E, Stable Diffusion, Flux
Pick it when: You need one quick prompt and don't want to sign up.
5. PromptHero
A community library of image and video prompts with its own image and video generator.
What you get
- Search millions of image and video prompts
- Built-in image and video generator
- Private generations on paid plans
Works with: Midjourney, FLUX, Stable Diffusion, ChatGPT Image, Nano Banana, Sora, Veo and more
Pick it when: You want to browse and remix image prompts other people already made.
6. God of Prompt
A library of prompts, guides and custom GPTs sold mainly as a one-time bundle.
What you get
- 7,200+ prompts
- Custom prompt generator in the bundle
- Custom GPTs
- n8n automations
Works with: ChatGPT, Claude, Gemini, Grok, Midjourney, DeepSeek
Pick it when: You want to own a large pack of pre-written prompts and courses.
7. Juma
A multi-model AI workspace for marketing teams built around ready-made Flows.
What you get
- 700+ Flows
- Projects and knowledge
- Brand hub, custom agents and memory
- Prompt library
- 3,000+ integrations
Works with: Claude, ChatGPT, Gemini, Perplexity and more
Pick it when: Your whole marketing team should work in one AI workspace with brand assets and integrations.
What happened to PromptPerfect?
PromptPerfect, Jina AI's prompt optimizer, shut down on September 1, 2026. If you used it, our PromptPerfect alternative guide covers what to move to. Read it here.
Frequently asked questions
What is the best AI prompt builder in 2026?
For turning your own idea into a ready prompt inside ChatGPT, Claude or Gemini, we recommend PromptItIn (we make it). For browsing ready-made ChatGPT templates, AIPRM. For a quick free prompt with no account, Jotform's generator. For image and video prompts other people already used, PromptHero.
Is there a free AI prompt builder?
Yes. Jotform's generator is free with no stated limit; PromptItIn and Prompt Builder give 5 free prompts; AIPRM has a free library with no time limit; Juma gives 300 free credits per user.
Which prompt builder works inside ChatGPT?
PromptItIn, Prompt Builder, AIPRM and God of Prompt (through NjectAI) offer Chrome extensions. PromptItIn's also works on Claude, Gemini, Google and nine other AI sites, and on any site from the toolbar.
What replaced PromptPerfect?
PromptPerfect shut down on September 1, 2026. Prompt generators and optimizers such as PromptItIn and Prompt Builder cover the same job of improving a prompt before you send it.
Turn a rough idea into a prompt that works
PromptItIn asks what's missing, then writes a clear prompt for ChatGPT, Claude or Gemini. Free to start.