Stop prompting. Start briefing.
Long prompts were 2023 advice. The 2026 stack is Projects + Connectors + the brand brief. One afternoon, every conversation gets better.
The first wave of AI advice was all about prompts. Magic strings of words that supposedly unlocked better output. That advice was right in 2023 when AI couldn't remember anything between conversations. It's wrong in 2026.
Today the highest-leverage move is treating Claude (or ChatGPT) like a teammate you're onboarding. Set the context once. Every prompt after that gets better automatically.
The new stack
A Project (in Claude) or a Custom GPT (in ChatGPT) for each part of your business that has its own context: marketing, ops, sales, finance, customer service. Drop the brand brief, the relevant product specs, recent customer feedback, the offer terms, the SOPs, the voice guide into that project's knowledge base.
Connectors plugged into Gmail, Drive, and Calendar so Claude can pull live context without you pasting.
Then prompt as if you were talking to a smart contractor who has all your files already in front of them. "Draft the follow-up to the Acme Co prospect from last Thursday's call." That's the whole prompt. Claude pulls the call notes, the prior thread, the proposal template, your brand voice, and writes the follow-up.
A concrete project setup
For a marketing-focused project: brand brief, last 3 months of customer reviews, last 6 months of social posts that performed best, your service descriptions, your three competitor positionings, your current offer terms. That's about 20 pages of context. Drop it all in. Every marketing conversation now starts with that as the baseline.
For sales: your ideal customer profile, your top three objections with answers, three winning case studies in full, your pricing tiers, your discount policy, your standard contract language. Every sales-related output (proposals, follow-ups, objection handlers) is on-brand and on-policy without you re-pasting.
Why owners are slow to adopt this
Setting up the project takes an afternoon. Most owners would rather paste prompts into a chat for the rest of the year because the afternoon feels like overhead. Don't be that owner. The setup pays back inside the first week. The compounding pays back forever.
The payback math
A typical owner spends an estimated 4 hours a week pasting context into AI tools. Across a year that's 200+ hours. The afternoon you spend setting up your projects saves that 200 hours per year. The math is not subtle.
Block it in your calendar this week. Three hours, one project, the marketing one. Notice the difference inside three days. Then do sales next week.