What if your entire 30-second ad campaign cost $0.41?
Not the fee for the tools. The TOTAL cost — script, hero image, custom soundtrack, rendered video, and platform copy.
I just spent 14 days replacing my $55/mo AI subscription stack with a single workflow built on top of AIKitPros. Here's the stack, the numbers, and the retry pattern that took my failure rate from 20% to under 2%.
The problem
I was paying for ChatGPT Plus, Midjourney, ElevenLabs, Runway, and more — about $55/month — just to produce a single short-form campaign. Each tool sat in its own silo. Switching context cost me hours.
The stack
One unified API hub exposing 20+ models behind a single token:
- Script & copy: GPT-class text models
- Hero image: Flux / SDXL
- Soundtrack: Suno-class audio
- Video: Veo / Kling
- Orchestration: Dify workflow → AIKitPros API
Total per 30-second campaign: $0.41 in raw API costs.
The retry pattern
The single biggest unlock was a deterministic retry wrapper around each generation step with:
- Exponential backoff on 429 / 5xx
- Prompt mutation on content-policy rejections
- Model fallback (primary → secondary) on timeout
That took failure rate from ~20% to under 2%.
Links
- Full write-up: https://medium.com/@yujunjie1983/one-subscription-20-ais-how-i-built-aikitpros-41c6ac624fad
- Live demo: https://x.com/aikitpros/status/2046596943023890780
- Try it: https://aikitpros.com
Happy to answer questions about the Dify workflow, the retry pattern, or the cost breakdown.