30 monthly credits · No cardStart free

Roblox Thumbnail Maker

Start Free

Describe the thumbnail. Get a finished 1920 × 1080 image in seconds.

  • Sky island world generated by Roblox AI
    A place file with Luau
    Roblox avatar key art generated by Roblox AI
    Icons, thumbnails, GFX
  • Five second clips
Sky island world generated by Roblox AISky Islands
Roblox Thumbnail Maker

Roblox thumbnail maker — from a sentence to a finished thumbnail

A Roblox thumbnail maker turns a description into the wide image that sits on your experience's page and sells the click. With Roblox AI you type what the thumbnail should show — “a neon parkour tower at night with a glowing finish line and a character mid-jump” — and it generates a finished 1920 × 1080 image, the exact size Roblox displays. The usual route to a thumbnail is Blender for a character render plus Photoshop for the composite, which is why most experiences ship with a screenshot instead; this replaces both with one sentence. Generate several variants at once, keep the one that reads best at thumbnail size, and re-generate a fresh version whenever you update the game — the whole point of a thumbnail is that it changes when your game does.

You describe the game. Roblox AI builds the world, writes the Luau, and wires the systems — a complete, playable place, generated in minutes.

How it works

One prompt.

From prompt to playable in three steps

1

Describe it

Type your game idea in plain English — the genre, the map, the rules. No coding required — the AI writes all the Luau for you.

2

Generate it

The AI plans the build, writes the Luau scripts, places the parts and assembles a playable place file in minutes.

3

Play & refine

Download it, open it in Roblox Studio, and publish it from your own Studio session.

Roblox AIRobcel AI · Build
A finished, playable Roblox adventurePlayable

What it builds

Any game.

3
free credits per month
3
languages available
0
code required
1
prompt to start
One account

Games are one of seven things you can make

The same account generates avatar and outfit sources, classic clothing templates, UGC accessories and full characters — files you own, sized and formatted to pass Roblox upload rather than to look right in a preview.

See what each one produces

Simple, credit-based pricing

Start with 30 free credits each month. Lite is $7/month for 60 credits and the place-file download, Starter is $15/month for 150 credits, and Pro is $35/month for 400 credits and 720p video.

Save up to 17%

Lite

A simple starting point for your first ideas.

$9.99/month

Monthly

Billed monthly · USD

  • 60 credits / month
  • Resets every month
  • Up to 3 projects
  • Generations at once: 1
  • Chat edits and version history
  • Export to Roblox Studio

Pro

A richer starting point with more room to create.

More room to build your game, make its art, and refine the details.

$15.99/month

Monthly

Billed monthly · USD

  • 150 credits / month
  • Resets every month
  • Up to 5 projects
  • Generations at once: 2
  • Chat edits and version history
  • Export to Roblox Studio
Recommended

Max

A fuller starting point for complete games.

More creative room, plus HD video and detailed 3D assets for your world.

$35.99/month

Monthly

Billed monthly · USD

  • 400 credits / month
  • Resets every month
  • Up to 20 projects
  • Generations at once: 4
  • Chat edits and version history
  • Export to Roblox Studio
  • 720p video and detailed 3D assets

Ultra

Our best starting point for detailed worlds.

More usage for developing bigger ideas and refining your games over time.

$99.99/month

Monthly

Billed monthly · USD

  • 1,200 credits / month
  • Resets every month
  • Unlimited projects
  • Generations at once: 8
  • Chat edits and version history
  • Export to Roblox Studio
  • 720p video and detailed 3D assets

All paid plans include chat refinement, saved versions, and Roblox Studio export. Credits refresh monthly, including on yearly plans.

Free. Try building with 30 monthly credits. Your games stay yours.

Credits refresh monthly with your plan. Cancel anytime.

Frequently asked questions

What size should a Roblox thumbnail be?

1920 × 1080 pixels — a 16:9 landscape image. That is what Roblox displays on the experience page and in search results, and every image generated here comes out at that size, so there is nothing to crop or resize afterwards.

Do I need Blender or Photoshop to make a Roblox thumbnail?

No. The traditional workflow is a character render in Blender composited with text and effects in Photoshop, which is why most experiences ship a plain screenshot instead. Here you describe the thumbnail in a sentence and the AI produces the finished image.

Can it put a Roblox character in the thumbnail?

Yes — describe the character and the pose (“a character mid-jump”, “two characters back to back holding swords”) and it renders them into the scene in Roblox's blocky style rather than as a generic human.

Can I make several thumbnails and pick one?

Yes, and you should. Thumbnails are judged at about 300 pixels wide in a crowded grid, so the version that looks best full-size is often not the one that wins. Generate a batch, shrink them, and choose the one still readable small.

Is the Roblox thumbnail maker free?

You get 30 credits a month free, with no card, which is enough to generate and compare a first set of thumbnails. Paid plans add more credits when you are iterating on several games at once.

Can I use the thumbnails on my Roblox experience?

Yes. Images you generate are yours to upload to your experience page, use in YouTube thumbnails about your game, or post on Discord and X. Roblox moderates uploaded images, so keep the content within their community standards.

Ready when you are

Your turn.

Roblox characters exploring a world built with AI

Ready to build your game?

Describe an idea and generate a Roblox place to preview and refine. Start with 30 credits each month. No credit card.