Agentic
The Conductor Prompt: Ten Specialist Roles, Five Workers in Flight
A catalog, a task packet, and a fail-closed ledger, not a project-manager persona
Brian Gagne
TechniquesGPT-5.6 Pays You to Delete Your System Prompt: State Every Rule Once and Stop Repeating Yourself
OpenAI's own tests show trimming duplicated instructions raises scores 10-15% while cutting tokens up to 66%. Your old scaffolding is now a tax.
Brian Gagne
TechniquesMarc Andreessen Told His AI to 'Never Hallucinate.' Here's the Four-Line Scaffold That Actually Works
You can't command next-token prediction into honesty, but you can engineer the conditions where it stops guessing.
Brian Gagne
AgenticStop Writing Supervisors, Write Handoffs: The Three-Sentence Prompt That Lets One Agent Surrender Control Without Losing the Thread
Microsoft's new Handoff orchestration pattern proves the routing decision isn't architecture, it's a prompt. Here's how to write it so your agents don't deadlock or drop context.
Brian Gagne
AgenticSpeculative Planning Prompts: How to Make Your Agents Pre-Plan During Tool Call Idle Time
Speculative planning turns dead tool-call wait time into planning cycles that cut agent task completion time
Brian Gagne
AgenticAgent Outcome Rubrics Are Just Prompts: How to Write Grading Criteria That Actually Fail Bad Output
Anthropic shipped the grading loop, and the rubric is now the hardest prompt you'll write
Brian Gagne
AgenticYour Agent Card Is a Prompt: Writing A2A Descriptions That Win Delegation From Other Agents
Google ADK and the A2A protocol turned your agent's metadata into the most important prompt you're not optimizing
Brian Gagne
AgenticPrompt Architecture for Managed Agent Runtimes: What Changes When You Stop Owning the Orchestration Loop
Anthropic's Managed Agents, Google ADK, and Microsoft Agent Framework 1.0 all abstract away the runtime, and your prompts need to catch up
Brian Gagne
TechniquesGPT-5.5's Seven-Part Prompt Schema: Why OpenAI Wants You to Delete Every Prompt You've Ever Written
OpenAI's new prompting guide kills personas, step-by-step, and emotional primers. Here's the minimal structure that actually works on reasoning models
Brian Gagne
AppliedPrompting for Supply Chain Risk: Extract Red Flags From Vendor Documents Faster Than Any Analyst
Turn contract PDFs and compliance docs into structured risk assessments with three prompts
Brian Gagne
DevelopmentWriting gh skill Definitions That Work Across Claude Code, Copilot, and Cursor
The new GitHub CLI skill system lets you write one agent instruction set that runs everywhere. Here's how to prompt it right
Brian Gagne
TechniquesWhat Leaked System Prompts From GPT-5.4, Claude 4.6, and Gemini 3.1 Teach You About Writing Your Own
The biggest AI labs just showed us their playbook. Here's how to steal their system prompt patterns for your own workflows
Brian Gagne