ChatGPT + Nano Banana thumbnail beat the creator's own
A creator A/B tests 3 titles and then 3 thumbnails, and a ChatGPT-suggested, Nano Banana-rendered thumbnail outperformed both of his originals.
- Level Beginner
- Setup~30 min (estimated)
- Evidence Anecdotal
- CostNot stated in source
- No-codeNo
What this is
A real workflow someone ran with an AI agent. Copy the prompt into your agent, connect the listed tools, and it runs for you.
- Copy the prompt below.
- Paste it into your agent (we recommend Grok Bot) and connect the tools listed: whatever the prompt mentions.
- Run it once, check the result, then put it on a schedule if it repeats.
What you get
A creator A/B tests 3 titles and then 3 thumbnails, and a ChatGPT-suggested, Nano Banana-rendered thumbnail outperformed both of his originals.
The prompt
Cleaned version rewritten from the source — not a direct quote.
Here are my two thumbnails and video summary. Suggest a completely different angle I haven't thought of, and write a Nano Banana prompt for it (text on image ≤4 words).
Recommended
Try it in Grok Bot
- Copy the prompt (button below).
- Open Grok Bot chat and paste it. Replace any [bracketed] placeholders.
- Connect the listed tools (as needed) as connectors when Grok Bot asks.
- If the task repeats, ask: “Make this a daily routine.”
Alternatives: the same prompt works in ChatGPT Agent, Claude, OpenClaw.
Set it up
Tools: — · Stack: ChatGPT + Nano Banana (+ YouTube Test & Compare)
- Read the original source for full context.
- Connect the tools your agent needs.
- Paste the prompt and replace [bracketed] placeholders.
- Run once manually and check the output before scheduling it.
Generic suggested steps, not from the source.
Pitfalls & reliability
- A real A/B test result, though it's one video. Good tip: change one variable at a time.
- Reddit blocks automated access from our network; this post was not independently re-checked. Figures come from search snippets of the post.
Evidence
A real A/B test result, though it's one video. Good tip: change one variable at a time. Marketing check: PASS: small creator in r/NewTubers. Duplicate check vs agentusecases.ai: no match in sitemap slugs
Source: Reddit · Verified by us: not yet · Report broken or outdated