Image and video decision

Promptwise

A smaller, focused replacement (image+audio generation, basic flows, credits/billing) is realistic to build and host with available APIs and existing open-source examples, but reproducing PromptWise's full multi-model catalogue, polish, and scale is substantial and better suited to a team or continued subscription.

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Subscription$24/month ✓ verified
Initial build80 hours
Monthly upkeep8 hours + $100
Evidence2/3 runs agree

Open-source builds that already do this

Every project below is open source and already does this job today. Fork one, self-host it, or take the parts you need — the build prompt further down assumes an empty file, and this is the shortcut past that. Licences differ; check the one on each card before you ship.

What a replacement has to do

  • Accept prompt + assets, call one or more generative-model APIs to create media, store results and metadata, let user preview/iterate and deduct credits from their account.

What it still won’t have

  • Proprietary multi-model integrations and any reseller volume discounts
  • Polish of the PromptWise UI and academy/educational content
  • High-concurrency generation infrastructure and parallel-generation optimizations
  • Commercial support and SLAs

What remains hard

  • Product polish and ongoing maintenance
Read the build prompt

First-year cost

Keep paying

Paying ischeaper in year one.

On cash alone, building overtakes the subscription at 5 seats.

Paid seatsseats

Money you would actually spend

Keep paying

Subscription price × seats × 12

Build it

AI build APIs + hosting

Time you would spend

What you would spend

What we assumed

The verdict above measures whether you could build it. This one is only about money.

Runnable build prompt

Not run yet
Build a minimal self-hosted AI creative studio using Next.js for the frontend, Node.js + BullMQ for background jobs, Postgres for metadata, S3-compatible storage for media, and Stripe for billing. Include: (1) a web UI to enter prompts and upload reference images, (2) a job worker that calls external model APIs (configurable keys for Replicate/OpenAI/ElevenLabs) and stores outputs, (3) credits/accounting with one subscription tier and per-generation deduction, (4) a simple reusable 'flow' template editor to chain prompt steps, (5) preview pages and download links. Out of scope: implementing custom generative models, building a large model catalogue, and multi-tenant enterprise admin. Provide error handling, retry logic, API rate-limit backoff, and tests for worker jobs, billing flows, and core API endpoints.
How we checked2 sources · 2/3 runs agreed · evidence score 61

How the score was reached

  • Partly verdict base52
  • An open-source build was found+5
  • 2 cited sources+1
  • Price verified on pricing page+3
  • Evidence score61

The base comes from the verdict. Everything under it is a check that either happened or did not, and each one is a fact frozen in this record rather than a judgement made at render time — so the same evidence always produces the same number.

How scoring works →

Cited sources · 2

Every page the run actually retrieved.

Integrity checks

What held up, and what did not.

✓ Price read off the page! 2 of 3 runs agreed; the verdict is the majority✓ Citations limited to fetched pages! 1 moat recorded