Arafat Tehsin
Entrepreneur. Architect. Developer.
I help organisations achieve smarter business outcomes without wasting time on trial-and-error, turning AI and automation into real impact.
AI Empowers Progress
Consultancy
Advisory
Workshops & Training
Latest posts
Notes on strategy, systems and thought leadership.
Prompt Caching Shouldn't Be Invisible
Prompt caching can make long AI sessions faster and cheaper, but most people never see it working. Here is why I built Cache Stats for ChatGPT and a live Cache Stats extension for GitHub Copilot.
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Handoff Orchestration: Routing Ownership with Microsoft Agent Framework
Group Chat gave us a room. Handoff gives us a visible owner. We build a live travel recovery experience where specialist agents take over the conversation, pause for the traveller and request a real human decision when authority matters.
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Stop Counting Tokens, Start Counting Outcomes
Token usage can explain what AI costs. It cannot tell leaders what AI is worth. The useful unit is cost per accepted business outcome, measured with quality, rework and realised value.
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Conference sessions, workshops, and community talks.
Building with AI Agents at UNSW
Hosting the Codex Community Meetup Sydney
Global AI - The Podcast
Highlights and links to recent episodes.
Recent shots
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