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#prompt-engineering

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Tag · #prompt-engineering
DAY 01Today MAY 13 · 20261 SUMMARIES
OpenAI NewsAI Automation

Codex Prompts Automate Finance Reporting and Models

Finance teams cut assembly time on MBR narratives, model cleanups, CFO packs, variance bridges, and forecasts by feeding Codex existing spreadsheets, dashboards, and notes via copy-paste prompts that cite sources and flag risks—no coding required.

OpenAI News
DAY 02Yesterday MAY 12 · 20261 SUMMARIES
AI Engineer

Malleable Evals: Adaptive Testing for Changing AI Agents

Static benchmarks fail self-adapting agents; use production traces for agent-curated, always-on eval suites that self-optimize toward user intent.

AI Engineer
DAY 03Monday MAY 11 · 20265 SUMMARIES
TechCrunch — AIAI News & Trends

GM Cuts 600 IT Jobs to Hire AI-Native Engineers

GM laid off 600 IT workers (10% of department) to recruit specialists in agent/model development, prompt engineering, data pipelines—showing enterprises must rebuild teams for production AI, not just add tools.

TechCrunch — AI
Google Cloud TechDesign & Frontend

Stitch: Google's Free AI for Stunning UIs, No Design Needed

Google Labs' Stitch generates responsive, production-ready UIs from natural language prompts, exports HTML/Tailwind CSS, and integrates with agents like Gemini CLI—perfect for backend devs prototyping fast.

Level Up Coding

Harness Engineering: Stack Rules, Skills & Agents for Reliable AI Dev

Harness Engineering builds reliable AI code generation by stacking Rules (guidelines), Skills (SOPs), Sub-Agents (roles), Workflows (handoffs), Scripts (gates), and MCP (external tools) into a verifiable system, demonstrated in a minimal Go CLI project.

Level Up CodingAI & LLMs

HTML Replaces Markdown for Interactive AI Outputs

Prompt AI agents for single-file HTML instead of long Markdown reports to create navigable, editable, interactive artifacts that humans can actually use, review, share, and act on.

UI CollectiveDesign & Frontend

Mobbin MCP Links 600k UI Screens to Claude/Codex for Pro Designs

Connect Mobbin's 600k app screens to Claude Code or Codex via MCP to generate realistic banking dashboards, competitive reports from 25+ apps, and client-ready mood boards in 5-10 minutes instead of 4 hours.

DAY 04Sunday MAY 10 · 20261 SUMMARIES
IBM Technology

Agentic Consent: Dynamic Permissions for Safe AI Agents

Agentic consent uses identity governance, granular time-bound permissions, and just-in-time prompts to ensure AI agents act responsibly in changing environments, acting with humans rather than instead of them.

IBM Technology
DAY 05Saturday MAY 9 · 20267 SUMMARIES
DIY Smart Code

HTML Beats Markdown for AI Specs at 2-4x Token Cost

Switch specs, plans, PRs from Markdown to HTML for tables, SVG diagrams, JS interactions—8x richer density. Claude Opus 4.7's 1M context absorbs 2-4x tokens; outputs boost readability so humans stay in the loop.

DIY Smart Code
Dylan Davis

4-Step Audit Catches AI's 'Almost Right' Errors

For high-stakes AI outputs (financial/legal), finish your artifact, then in fresh chats: split into factual claims, validate against source with 4 labels (supported/conflicts/no proof/needs human), and rewrite fixes subtle lies that sound plausible.

Simon Willison's Weblog

HTML Beats Markdown for LLM Outputs

Request HTML from LLMs like Claude instead of Markdown to generate interactive SVGs, widgets, and navigable explanations—token limits no longer justify Markdown's efficiency.

AI News & Strategy Daily | Nate B Jones

AI Agents Need Scaffolding: Prompts to Plugins Guide

Most waste 40% of AI time on prompts for repeatable tasks. Build agent 'mech suits' with skills for house style, plugins for full workflows, MCPs for data access, and hooks/scripts for reliability—reusable across teams and LLMs.

Towards AI

7 Skills to Engineer Production AI Agents

Shift from prompt engineering to agent engineering: master system design, tool contracts, RAG, reliability, security, observability, and product thinking to build agents that act reliably in the real world.

AI Jason

Master Cursor /goal: Fix Premature Stops on Complex Tasks

Cursor's /goal uses LLM judgment to loop agents on long tasks like 9-hour migrations, preventing lazy early exits—define explicit 'done' criteria with verifiable tests (e.g., Playwright) and quantify metrics to succeed.

Lukas MargerieAI Automation

Claude + Higgsfield MCP Builds 3 Agency Ad Tools in One Session

Integrate Higgsfield MCP into Claude Code to generate Shopify creative packs, counter 1-star Amazon reviews with UGC ads, and create consistent AI influencers—all from single prompts, replacing full agency workflows.

DAY 06Friday MAY 8 · 20262 SUMMARIES
AI EngineerAI & LLMs

Agentic Search Powers 80% of LLM Context Engineering

Context engineering relies on agentic search tools to pull relevant data from files, DBs, web, and memory. Master tool descriptions, skills, and shell tools to avoid brittle retrieval—demoed with ElasticSearch and LangChain.

AI Engineer
Generative AI

Pre-Mortem Prompts Fix Claude's Yes-Man Bias

Claude flatters plans due to RLHF; prompt it to assume failure in 6 months and explain why to get honest risk analysis—Kahneman's top decision tool, invented by Klein in 1989.

DAY 07Thursday MAY 7 · 20265 SUMMARIES
AI Engineer

Optimize Live Agents: GEPA Prompts + Managed Vars

Tune production agents without redeploys using Logfire's managed variables for prompts/models and GEPA's genetic algorithm to evolve better prompts from evals on golden datasets.

AI Engineer
AI Engineer

Agent Observability: Signals and Self-Diagnostics

Shift from evals to production monitoring using explicit signals (errors, latency), implicit signals (frustration, refusals via classifiers/regex), experiments, and agent self-diagnostics to catch issues early in complex, non-deterministic agents.

AI Coding Daily

LLM Outputs Vary Across Runs: 6 Models Tested 3x Each

Opus and GPT-4o nailed Filament enum task 3/3 times; Gemini 2/3; GLM 1/3; others failed. Even top models differ in UI details like textarea rows=8 or sortable badges across runs—always review code.

Generative AIAI Automation

Python Rules Turn Financial Signals into Thesis Verdicts

Classify stock theses into 10 claim types, map price/fundamentals signals to support/against/missing evidence using thresholds like drawdown >-15% or P/E<20, then assign verdicts like 'supported' based on evidence counts and gaps for a research copilot.

Towards AIAI & LLMs

Guarantee LLM Outputs Match Exact Taxonomies with Tries

Constrain LLM generation by masking invalid logits to -∞ using a trie of tokenized labels, ensuring outputs are always exact taxonomy matches regardless of sampling method.

DAY 08May 6, 2026 MAY 6 · 20265 SUMMARIES
Greg IsenbergDesign & Frontend

Design.md: AI's Blueprint for Consistent Custom Design

Google's Design.md files capture typography, colors, and effects as portable 'design DNA'—attach to prompts to eliminate drift and create unique outputs across web, slides, motion, and apps using AI agents.

Greg Isenberg
AI Engineer

Build AI Skills for Repeatable Agent Tasks

Skills are portable markdown folders with frontmatter, constraints, and scripts that teach LLMs specific, reliable workflows—codifying DRY principles for agents across repos and teams.

Visual Studio CodeAI & LLMs

Customize VS Code Copilot Agents for Repeatable Workflows

Use VS Code's Customization UI to build custom instructions, agent skills, agents, hooks, and prompt files—define behaviors once for consistent AI outputs across chats, teams, and projects without extensions.

Robots Ate My HomeworkAI & LLMs

Bulletproof Taste: Rejections Beat AI Gingerbread

AI erodes taste by mimicking style without judgment—counter it by collecting rejections as breadcrumbs, diagnosing drift with prompts, and feeding taste high-conviction work that demands discomfort.

AICodeKing

AI Studio's Visual Upgrades Make Vibe Coding Iterative

Tab Tab Tab autocompletes prompts, design previews steer themes early, and edit mode enables direct UI tweaks—turning AI Studio into a visual app builder for fast prototypes.

DAY 09May 5, 2026 MAY 5 · 20263 SUMMARIES
Eugene YanDeveloper Productivity

AI Workflow: Context, Config, Verify, Delegate, Loop

Treat AI as a collaborator: Organize context in ~/src and ~/vault with INDEX.md and CLAUDE.md for onboarding; encode preferences hierarchically in CLAUDE.md files and on-demand skills; verify via hooks like ruff and self-checks; delegate big tasks across 3-6 parallel sessions; mine transcripts of ~2,500 turns to update configs for compounding gains.

Eugene Yan
Learning Data

Context Engineering Beats Prompt Engineering for Reliable LLMs

Prompt engineering falls short for production LLM apps; context engineering delivers by systematically providing instructions, memory, RAG, tools, and filtering—turning vague queries into precise actions.

Chase AIAI Automation

3 Steps to Custom Claude Code Agentic OS

Codify workflows into domains, tasks, skills, and automations; add Obsidian memory layer; build observability dashboard to track, optimize, and share with teams/clients ahead of 99% of users.

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