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A free guide by Mariah Brunner ↗ INSTAGRAM ↗ TIKTOK

The 500K Challenge
Playbook

How I structured a 30-day challenge on Circle, what Circle AI actually builds for you, and the prompt that scaffolds the whole thing.

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A challenge is the fastest way I have found to turn an audience into a community, because it gives people a start date, a finish line and something to show at the end. Most creators are sitting on one they could run next month.

The Three Things To Copy

  1. Pick one transformation

    One that people already come to you about. If your DMs keep asking the same question, that question is the challenge. Write it as a sentence with two ends: from where they are on day 0, to what they can do on day 30. If you cannot name the day 30 outcome in one line, it is still too broad to sell.

  2. Build an experience, not a course

    Every day is one lesson plus one thing to build. Mine ran that way for all 30 days, and people came out with agents, businesses, jobs and automated pieces of their actual work. The build is what makes it stick, because a lesson someone watched is forgotten by Thursday and a thing they made is still on their screen.

  3. Host it somewhere people can finish

    Lessons, discussion, live calls, payments and the community all in one place. The moment somebody has to bounce between a course tool, a chat app and a checkout link, your completion rate drops. I run mine on Circle for that reason.

What Circle AI Actually Does

It is not a chatbot bolted onto the corner. You describe what you want in plain language and it builds the pieces, across about 50 skills. The ones that matter for a challenge:

SkillWhat It Does For A Challenge
Space ScaffolderBuilds your whole space structure, sets access groups and permissions, and generates branding and cover images
Course BuilderBuilds a full curriculum from a single sentence, which is the 30 days of lessons in one pass
MonetizationConfigures the paywall and payment settings, and creates coupons for a launch price
GamificationSets up points, badges and leaderboards so finishing gets rewarded
WorkflowsWrites the behavior-triggered automations for welcome, inactivity nudges, milestones and completion
Post CreatorDrafts and publishes posts and email broadcasts in your voice
Daily BriefA morning summary of what happened in the community and what to do about it
AnalyticsSurfaces reports and growth guidance drawn from 20,000+ communities on the platform

Circle AI runs on credits. Every plan includes 2,500 a month, and extra credits are $10 per 1,000, so the 1,200 above are a real head start rather than a trial gimmick.

Build Yours This Week

Fill in the brackets and hand this to Circle AI. It scaffolds the spaces, writes the 30 days, sets the paywall, builds the automations, and drafts your first three lessons so you can hear the tone before it writes the rest.

The 30-Day Challenge Build Prompt
Build me a 30-day challenge community from scratch. About me and my audience: Who I help: [the specific person, not "everyone"] The transformation: from [where they are on day 0] to [where they are on day 30] What they can DO by day 30 that they could not do before: [the concrete outcome] Price: [free, or the amount] Format: [everyone starts the same day, or people start whenever they join] My tone: [how you want it to sound, or point at something I have already written] Set it up in this order. SPACES Create the space structure for a 30-day cohort challenge: a start-here space, the daily lessons, a space where members post what they built that day, a wins space, a questions space, and an events space. Tell me which ones are open to everyone and which sit behind the paywall, and why you split them that way. THE CURRICULUM Build 30 days where every single day is one short lesson plus one thing to actually build or do. Nothing that ends in "now go think about it." The days have to compound, so what somebody makes on day 4 gets used again on day 12. For each day give me the title, the one-line teaching point, and the specific deliverable. Front-load the fastest wins into days 1 to 5, because that is where people quit. ACCESS AND PAYMENTS Set up the paywall at the price above and create a launch coupon. Then walk me through exactly what a member sees in the sixty seconds between paying and starting day 1. MOMENTUM Set up gamification that rewards posting what they built rather than just logging in. Then write the automated workflows for: a welcome the moment somebody joins, a nudge when a member has not posted in three days, a check-in at the halfway mark, and a day-30 message that tells finishers what to do next. WRITE THE FIRST PIECES Write in full, ready to edit: the start-here post, the welcome email, and the first three daily lessons. I want to see the tone before you generate the other twenty-seven. Then tell me: - Everything you set up, in a list I can verify - What you still need from me before I can launch - The three most likely reasons people will drop off in week two, and what you would change to prevent each one Ask me for anything missing rather than inventing it. Do not make up testimonials, numbers or claims about results.

How to use it. Two ways.

  1. Straight into Circle AI. Fill in the brackets, then paste the whole thing into the box right on Circle's homepage, where it asks what you want to build. That kicks off the build before you have even set anything up. Then edit what it made instead of staring at an empty community.
    Circle's homepage with the box that asks what do you want to build
    Paste it straight into this box.
  2. Sharpen it first. Before it builds, tell Circle AI about your audience and make it push back on your day-30 outcome until that line is specific. It draws on what has worked across 20,000+ communities on the platform, so it is a better sounding board for this than a blank chat window.

Run the first one small and at a real price. Twenty people who finish will tell you more about the offer than two hundred who signed up free and vanished by day 6.

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