AI Solutions & Automation
Custom GPT and LLM app development
Overview
Generative AI products built properly
A good prototype is easy; a reliable product is not. Our LLM app development covers the full build: user experience, prompt design, data access, evaluation, cost control and deployment.
We build web apps and internal tools such as proposal generators, content assistants and analysis tools, and pick the right model for quality, speed and cost.
What's included
What our LLM app development includes
Product and UX design
Interfaces people trust and enjoy using.
Prompt engineering
Tested prompts and structured outputs.
Model selection
OpenAI, Claude, Gemini or open models compared.
Secure data access
Connect databases and APIs safely.
Evaluation and guardrails
Quality tests and safety rules.
Cost and performance tuning
Caching and routing to control usage costs.
How we work
Our Custom GPT & LLM Apps process
- Step 01
Discover
Workshops to pick the highest-value use case and define success metrics.
- Step 02
Prototype
A working prototype on your real data within weeks.
- Step 03
Build and integrate
Production build connected to your website, CRM and tools.
- Step 04
Evaluate
Structured testing for accuracy, tone and safety.
- Step 05
Launch
Go live with monitoring, logging and human handover.
- Step 06
Improve
Regular reviews of conversations and results.
Industries
Industries we serve
Health & Fitness
Fintech
EdTech
Real Estate
Hospitality
eCommerce
Sports
Logistics
Tech stack
Technologies we use
- OpenAI
- Anthropic Claude
- Google Gemini
- LangChain
- Python
- n8n
- Zapier
- Make
- HubSpot
- Zoho CRM
- WhatsApp Business
- Supabase
Brands associated with Webyant
FAQ
Custom GPT & LLM Apps FAQs
Which models do you build with?
OpenAI, Anthropic Claude, Google Gemini and open-source models, chosen for each use case.
Do we own the application?
Yes. You own the code and the accounts, and we hand over documentation.
How do you control AI usage costs?
We choose the right model size, cache responses where possible and monitor usage with alerts.
Ready to talk about Custom GPT & LLM Apps?
Request a free quote. Our team will reply within one business day with next steps.
























