Matt Pocock - Videos

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LIVE: Chat with AI Coding Wizard Dex Horthy

Become an AI Hero with my AI SDK v5 Crash Course: https://www.aihero.dev/workshops/ai-sdk-v5-crash-course Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://aihe...

9,992 views • 257 likes • 27 comments • January 17, 2026

I was an AI skeptic. Then I tried plan mode

Plan Mode is the most important feature for AI coding. Learn why I use it for every single code change, how it works, and the specific rules I use to make plans actually readable. 0:00 Intro 0:23 ...

20,971 views • 1,089 likes • 108 comments • January 15, 2026

Frontend is HARDER for AI than backend (here's how to fix it)

Playwriter: https://github.com/remorses/playwriter dev-browser: https://github.com/SawyerHood/dev-browser chrome-devtools MCP: https://github.com/ChromeDevTools/chrome-devtools-mcp Join my ne...

21,644 views • 1,092 likes • 105 comments • January 12, 2026

Ship working code while you sleep with the Ralph Wiggum technique

Apologies for the audio quality in the one - I tweaked some OBS settings I should not have tweaked, and it sounds a lot more blasted than usual. Keeping this here until I find time to re-record. D...

84,850 views • 3,435 likes • 303 comments • January 05, 2026

How I use Claude Code for real engineering

In this video, I walk through my complete workflow for tackling large coding projects using Claude Code's plan mode. I demonstrate how to start with a rough dictated prompt, use plan mode to explor...

137,484 views • 3,565 likes • 402 comments • October 27, 2025

AI SDK 6 is SWEET

The Vercel team just announced AI SDK version 6 beta, featuring tool execution approval and a new agent abstraction. Tool execution approval implements the "human in the loop" pattern, letting you ...

20,612 views • 638 likes • 62 comments • October 24, 2025

Most devs don’t understand how context windows work

A deep dive into the context window - the most important constraint when using AI coding agents. Learn what makes up a context window (input and output tokens), why models have limits, and the crit...

150,163 views • 6,168 likes • 449 comments • October 22, 2025

Most devs don't understand what agents are

When OpenAI announced AgentKit, they called it a tool for building agents. But looking at their examples, what they're showing are deterministic workflows with predetermined steps—not true agents. ...

16,381 views • 756 likes • 41 comments • October 08, 2025

Make Claude Code give you answers, not essays

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

30,689 views • 1,434 likes • 28 comments • October 08, 2025

Tell your LLM to SACRIFICE GRAMMAR

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

11,693 views • 609 likes • 10 comments • October 08, 2025

The hidden security risk in your system prompts

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

20,074 views • 734 likes • 23 comments • September 25, 2025

Stop giving your LLM more tools

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

14,257 views • 487 likes • 10 comments • September 25, 2025

What even are Agents and Workflows?

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

4,520 views • 161 likes • 2 comments • September 24, 2025

AI Agents are SO simple to build

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

16,316 views • 608 likes • 8 comments • September 24, 2025

Passing JSON to an LLM is SUPER wasteful

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

59,875 views • 1,729 likes • 47 comments • September 23, 2025

Stop stuffing your context window (here's why)

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

6,556 views • 316 likes • 4 comments • September 23, 2025

How LLM tools work under the hood

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

7,762 views • 353 likes • 8 comments • September 22, 2025

Most devs don't understand how LLM tokens work

Most devs are using LLMs daily but don't have a clue about some of the fundamentals. Understanding tokens is crucial because you need to know how you're being billed, and why billing is different p...

153,603 views • 6,296 likes • 326 comments • September 19, 2025

What messages you send to the LLM actually look like

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

6,518 views • 318 likes • 3 comments • September 18, 2025

Yes, LLM's can produce more than just text

Become an AI Hero: https://www.aihero.dev Follow Matt on Twitter https://twitter.com/mattpocockuk

19,565 views • 640 likes • 13 comments • September 16, 2025

Most companies are NOT READY for background agents

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

32,079 views • 872 likes • 60 comments • July 03, 2025

The unreadable library that captured my heart

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

39,131 views • 757 likes • 34 comments • June 30, 2025

Effect: the unreadable library that captured my heart

00:00 Intro 00:35 What Is Effect? 01:04 The Syntax 02:26 Error Handling 05:46 Dependency Injection 09:08 EVERYTHING ELSE 10:28 Q&A Effect: effect.website Become a TypeScript Wizard with my free b...

66,816 views • 2,559 likes • 620 comments • June 30, 2025

The ESSENTIAL resource for improving your prompting

Paper: https://arxiv.org/abs/2406.06608 Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the D...

18,026 views • 820 likes • 9 comments • June 20, 2025

The AI Engineer mindset is WILD

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

14,494 views • 435 likes • 17 comments • June 20, 2025

Here's a NASTY UX problem in most AI-powered apps

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

19,782 views • 735 likes • 17 comments • June 19, 2025

The one indispensable tool to any AI app developer - Observability

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

9,997 views • 344 likes • 13 comments • June 18, 2025

This library is ESSENTIAL for building AI apps in TypeScript

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

12,311 views • 366 likes • 6 comments • June 18, 2025

The bitter lesson

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

11,245 views • 356 likes • 16 comments • June 17, 2025

Your types cannot hide from the wizard #3

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

20,387 views • 1,148 likes • 39 comments • June 17, 2025

Here's a CRAZY bit of TypeScript magic

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

22,459 views • 1,252 likes • 66 comments • June 16, 2025

Sometimes 'Type Faith' is enough

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

23,835 views • 578 likes • 76 comments • June 16, 2025

You HAVE to know this TypeScript pattern

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

47,715 views • 3,144 likes • 65 comments • June 13, 2025

SO many TypeScript devs make this mistake

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

33,459 views • 1,353 likes • 63 comments • June 13, 2025

This library makes building AI-powered apps EASY

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

20,623 views • 720 likes • 24 comments • June 10, 2025

Building AI Apps That Don't Suck - Handoffs

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

15,264 views • 684 likes • 39 comments • June 09, 2025

TypeScript is the language of OpenAI's multi-agent framework

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

16,652 views • 574 likes • 7 comments • June 09, 2025

Building LLM apps that don't suck - Guardrails

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

28,567 views • 901 likes • 17 comments • June 06, 2025

OpenAI is getting serious about TypeScript

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

15,772 views • 606 likes • 7 comments • June 06, 2025

Agents are dead, long live workflows

Become and AI Hero with my AI/TypeScript course: https://www.aihero.dev/ Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

22,482 views • 950 likes • 28 comments • June 05, 2025

This language is AMAZING for building AI agents

Become an AI Hero with my AI/TypeScript course: https://www.aihero.dev/ Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

30,550 views • 1,179 likes • 33 comments • June 04, 2025

Your types can't hide from me #2

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

50,130 views • 2,594 likes • 119 comments • June 04, 2025

Open source libraries you have to know - Arktype

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

17,421 views • 603 likes • 42 comments • June 04, 2025

The TypeScript hill I'm willing to die on

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

48,905 views • 1,592 likes • 123 comments • June 03, 2025

Open source libraries you have to know - Valibot

Become a TypeScript Wizard with my TypeScript course: https://www.totaltypescript.com Follow Matt on Twitter https://twitter.com/mattpocockuk Join the Discord: https://mattpocock.com/discord

31,809 views • 1,029 likes • 33 comments • June 03, 2025