Blog
Guides, playbooks and engineering notes
How to build, ship and operate AI chatbots that actually answer — with citations, honest limits and real numbers.
What HIPAA actually requires from a healthcare chatbot (2026)
The plain-English version. What counts as PHI in a chatbot conversation, what a BAA is for, and the design patterns that keep you compliant.
By Deepak Gupta · 4h ago · 4 min read
Read the article- Use cases
Real estate chatbots that book viewings, not just chat
Most real estate chatbots stop at 'thanks for your interest.' The valuable ones qualify the visitor and put a viewing on the calendar.
Deepak Gupta · 4h ago · 4 min read
- Use cases
Internal helpdesk chatbots that actually get used (HR + IT playbook)
Employees hate raising tickets. A chatbot in Slack that answers HR and IT questions gets used because the friction is zero. Here's how to make it good.
Deepak Gupta · 4h ago · 4 min read
- Company
10 things we learned shipping Anserra to production
The lessons that don't fit in code comments — pricing, positioning, onboarding, honesty, and the mistake that cost us three days.
Deepak Gupta · 4h ago · 3 min read
- Company
The pgvector halfvec trick: how we index 3072-dim embeddings
pgvector's HNSW index has a 2000-dim ceiling. Our embeddings are 3072. Here's the workaround and why it doesn't cost recall.
Deepak Gupta · 4h ago · 3 min read
- Guides
How to train a chatbot on your help centre (2026 guide)
Step-by-step: turn a public help centre into a chatbot that deflects tickets. Crawl configuration, chunking, testing and the failure modes to expect.
Deepak Gupta · 4h ago · 4 min read
- Guides
Custom GPT vs RAG chatbot: which do you actually need?
A ChatGPT Custom GPT and a RAG chatbot solve overlapping problems. Here is what each is really good for, and where they hurt.
Deepak Gupta · 4h ago · 3 min read
- Guides
The 8 questions to ask before you buy an AI chatbot
A cut-out-and-keep buyer's checklist. Vendors gloss over these — get the answers in writing before you sign.
Deepak Gupta · 4h ago · 4 min read