C
CustomGPTGarciaTop Rated
Tokyo, JP Member since Feb 2019
I will build a custom GPT or Claude project spec that actually solves a problem
4.9 (2,341 reviews)9,800 orders completed3-day delivery
About this gig
A complete custom GPT or Claude project specification including system prompt, knowledge base structure, user instructions, and testing scenarios.
custom GPTClaudeAI productsystem promptprompt engineering
About the seller
C
CustomGPTGarciaTop Rated
4.9 (2,341 reviews)
Full-stack developer specializing in e-commerce and SaaS platforms. Built 80+ web applications since 2014. I write clean, tested code with proper documentation because future-you will thank me.
From Tokyo, JP
Member since Feb 2019
Avg. response same day
Last delivery earlier today
Languages: English, French
Total earnings $553,210+
98%
Completion rate93%
On-time delivery53%
Repeat clientsReviews
B
Ben C.Replaced a $79/month retainer with this. My accountant thinks I'm a genius.
C
Chris M.Not perfect — needed some editing — but absolutely worth it considering the alternative is $79+.
R
RemoteWorker_AnaI had a whole career in web development. Had.
What this used to cost
Review your order details
Freelancer fee$79
Service fee$3
Processing$2
Total
$85$0
The deliverable is now a textbox.
Satisfaction guaranteed
You literally cannot lose money on this.
C
CustomGPTGarcia
4.9
Response timesame day
Last deliveryearlier today
FromTokyo, JP
You might also like
$800Free
W
WebDev_MarcusTop Rated+I will build a responsive landing page with HTML/CSS/JS
4.9(1,876)
7d delivery
View →
$350Free
R
ReactNinja_DevI will build a custom React component for your app
4.8(1,243)
4d delivery
View →
$299Free
C
CodeCraft_ElenaTop Rated+I will design and develop a high-converting landing page
4.9(1,847)
5d delivery
View →