AI Twitter Roundup #2

19 December 2025Twitter roundup

Claude Code updates

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Gemini 3 Flash

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OpenAI updates

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New tools

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Big picture

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Journal

I’m learning to make better use of AI, to help make AGI go well. This is my study journal.

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20 July
How to manage agent sessions from your phone
Workflow
19 July
How to keep agents running when your MacBook is in your bag
Helper scripts
A skill for visual QA of agent-built UI
Skills Coding
17 July
AI Twitter Roundup #7
Twitter roundup
15 July
I tried lazy-prompting an event poster that isn't slop. It didn't work.
Inspiration Image generation
14 July
Computer use is now available in the Codex CLI
Workflow Computer use
10 July
How to make an event poster in 2 minutes
Inspiration Image generation
9 July
Knowledge work becomes like gardening: create the conditions for growth to happen, don't build plants yourself
Workflow
8 July
My dashboard for following AI news
Inspiration Workflow
7 July
Quickly spawn new agent sessions (not subagents) in a new pane
Skills Workflow
6 July
Daily digest of best AI uplift tweets
Inspiration Twitter roundup
16 June
Newsletter #6
Newsletter
15 June
Examples of mundane utility (add friends to car insurance; add bag to a flight booking; request a product replacement)
Inspiration
How to let agents read your WhatsApp
Workflow
11 June
AI Twitter Roundup #6 (It's happening)
Twitter roundup
10 June
How to write Google Docs-style comments on agent plans
Workflow
How to write Figma-style comments on HTML mockups
Workflow
9 June
CLI utility to prompt both Claude Code and Codex
Helper scripts Coding
It is totally fine to connect Google Workspace to Claude, ChatGPT and Gemini (and to enable browser use)
Security
8 June
Electricity brought only modest gains for many incumbents
Training Ambitious delegation
Flight search with Claude Code really works now
Workflow Inspiration
5 June
Codex with GPT-5.5 is still better than Claude Code with Opus 4.8, especially at the planning stage
Coding
4 June
To raise the floor, push 1-2 key messages per month
Training
3 June
Browser use is very good now
Workflow Ambitious delegation
2 June
Tell your AI to flag ambiguous data, not silently guess what it means
Ambitious delegation Prompts
1 June
Skill: turn a messy repo into clean commits
Workflow Coding
How to edit pasted text blocks in Claude Code and Codex
Workflow
31 May
While you wait, think for yourself
Workflow Writing
26 May
Every tip Claude Code shows while it works
Workflow
Skills library for a research team
Skills Inspiration
20 May
Onboarding Claude was easier than onboarding a human
Ambitious delegation Skills
2 May
Codex with GPT-5.5 is >2x faster than Claude Code and similarly capable
Coding
22 April
The podcatcher app I've always wanted
Helper scripts Workflow
21 April
Incorrect assumptions bottleneck ambitious delegation of non-coding work
Ambitious delegation
19 April
Hermes is a big upgrade on OpenClaw
Ambitious delegation
My break reminder app
Helper scripts
9 April
"Use of AI" should be on weekly 1-1 agendas and performance reviews
Training
8 April
The 5/2 Cadence: 5 weeks building, 2 weeks investing in AI uplift
Training Workflow
Keyboard shortcut to summarise blog posts, PDFs, YouTube videos and Google Docs
Browser extension Helper scripts
7 April
It is often worth asking: is there a faster approach?
Coding
6 April
Claude for Chrome is much better now
Workflow Ambitious delegation
Does your skill call a bunch of scripts? Consider writing a CLI.
Skills
How to read markdown files on your phone
Workflow Helper scripts
3 April
Claude Code: how to fix a flaky Chrome connection
Workflow
Roundup: Agent coding setup tips
Workflow
2 April
Claude Cowork can create and install skills, but it may need help
Skills
25 March
Not sure what to do with Claude Cowork?
Inspiration
24 March
Karpathy: remove yourself as the bottleneck
Workflow
17 March
How to make a Google Cloud project for Workspace CLI tools
Prompts
16 March
Remove unwanted new lines when copy-pasting from a narrow Terminal pane
Helper scripts Coding
Most people should not use OpenClaw (yet)
Workflow
Use gdoc to edit Google Docs
Workflow
13 March
Enable Claude to test its work in Chrome
Coding
12 March
How to plan agent coding projects
Coding
5 March
Question mode for Claude Code
Workflow
3 March
Claude Code does my bookkeeping
Ambitious delegation
2 March
Claude Code: allow web fetch on all domains
Workflow Security
25 February
Claude can now search and send Slack messages
18 February
How to share skills between Claude Code, Codex and Gemini
Skills
17 February
Guide: Claude Code for non-technical staff
Prompts
Guide: Claude Cowork and Claude for Chrome
Prompts
My CLAUDE.md file
Workflow
5 February
AI Twitter Roundup #5
Twitter roundup
AI Twitter Roundup #4
Twitter roundup
3 February
Claude Cowork is a very restricted version of Claude Code
2 February
How to fix one-day-off date errors
Helper scripts
Keep your Claude Code conversation history
My meeting summarization prompts
Prompts Workflow
Screen blackout shortcuts to support focus
Workflow Helper scripts
21 January
Enable markdown rendering in macOS Finder
Workflow
Project switcher for Claude Code & Codex
Helper scripts
20 January
Claude Code: my permissions whitelist
Security Coding
Use "Try" for quick experiments
Helper scripts Coding
6 January
AI Twitter roundup #3 (Claude Code edition)
Twitter roundup
28 December
Skill: Weekly digest of LessWrong comments by Daniel Kokotajlo
Skills
Skill: Read and post Slack messages
Skills
27 December
Skill: securely install MCP server
Skills Security
19 December
Skill: Create spaced repetition cards
Skills
18 December
Skill: Make image
Skills
17 December
Template for running an AI hackathon
Training
15 December
Skill: use a web browser to review tax messages on a government portal
Skills Ambitious delegation
12 December
Newsletter #5
Newsletter
Skill: check a draft blog post, then publish it
Skills
10 December
AI Twitter Roundup #1
Twitter roundup
8 December
Claude creates my invoices, sends them, and verifies payment
Skills
Web design in December: Claude Opus 4.5, or Gemini 3 Pro
5 December
Give Claude Code access to your Gmail, Google Drive and Google Calendar
Skills Superseded
4 December
How to let Claude.ai read any URL
How to make workflow automations that don’t break
Workflow
3 December
Let Claude access your call transcripts
Workflow
Skill: Make an OKR progress report
Skills
How to connect Notion to Claude
Claude and Gemini are now better than ChatGPT for most tasks
Google Docs: the Gemini assistant is finally not entirely useless
Tell Gemini who you are
Workflow
2 December
Make an AI Chief of Staff
Ambitious delegation Inspiration
Coding in December: Claude Code for everything
Coding
Create keyboard shortcuts for any web app
Coding Workflow
1 December
Use the Claude front-end design skill
Coding Skills