5 ChatGPT Shortcuts That Cut Prompt Length by 70%

What It Is

ChatGPT supports a set of slash commands that condense common prompt patterns into quick shortcuts. Instead of writing out full instructions like “Please explain this concept in simple terms that anyone could understand,” users can type /ELI5 followed by the topic. These commands function as pre-programmed instruction templates that tell the model exactly how to format or approach its response.

Five particularly useful shortcuts include /ELI5 for simplified explanations, /FORMAT AS TABLE for structured data output, /BRIEFLY for concise responses, /ACT AS [role] for expertise-level adjustments, and /STEP BY STEP for methodical breakdowns. Each command replaces what would typically require 10-20 words of instruction with a single slash and keyword.

The commands work identically across ChatGPT’s web interface at https://chat.openai.com and the mobile applications for iOS and Android. Once entered, they modify how the model interprets and responds to the subsequent query without requiring repeated explanation of formatting preferences.

Why It Matters

These shortcuts address a fundamental friction point in AI interaction: the overhead of prompt engineering. Developers and frequent ChatGPT users often spend significant time crafting prompts that specify tone, format, and detail level. Slash commands eliminate this repetitive work, making the tool more efficient for daily tasks.

The /ACT AS command proves particularly valuable for technical teams. Rather than explaining “respond as if you were a senior software architect with 15 years of experience in distributed systems,” typing /ACT AS senior architect achieves the same context shift. This matters when switching between different expertise levels throughout a workday - from explaining concepts to junior developers to discussing architecture decisions with technical leads.

Data analysts benefit substantially from /FORMAT AS TABLE, which transforms unstructured information into organized columns without manual reformatting. A query like /FORMAT AS TABLE compare Python, JavaScript, and Go for backend development produces immediately usable comparison data rather than prose paragraphs requiring post-processing.

The efficiency gain compounds over time. Someone making 20 ChatGPT queries daily saves roughly 200-300 words of typing per day by using shortcuts instead of full instructions. Over weeks and months, this represents hours of reclaimed time.

Getting Started

Start by testing these five commands with typical queries:

/ELI5 how neural networks learn

This produces a simplified explanation without the usual preamble about “breaking down complex topics.”

For structured output:

/FORMAT AS TABLE top 5 programming languages with use cases and learning curve

When time-constrained:

/BRIEFLY summarize the latest developments in quantum computing

To adjust expertise:

/ACT AS database administrator optimize this SQL query: SELECT * FROM users WHERE created_at > '2024-01-01'

For complex problems:

/STEP BY STEP debug why my React component isn't re-rendering

The commands work best when combined with specific, focused questions rather than vague requests. They modify response style but don’t replace the need for clear problem statements.

Context

These shortcuts differ from custom instructions (found in ChatGPT settings at https://chat.openai.com/settings), which apply globally to all conversations. Slash commands provide per-query control, making them more flexible for varied workflows.

Not all commands work equally well across different query types. /BRIEFLY sometimes produces oversimplified responses that omit critical nuances, particularly for complex technical topics. /STEP BY STEP occasionally generates unnecessary verbosity when the problem doesn’t actually require sequential reasoning.

Alternative approaches include creating reusable prompt templates in text expansion tools like TextExpander or Alfred, or using ChatGPT’s memory feature to establish persistent preferences. However, these require setup time and don’t offer the same immediate flexibility as slash commands.

The shortcuts represent a middle ground between fully custom prompts and default ChatGPT behavior. They won’t replace careful prompt engineering for specialized tasks, but they significantly reduce friction for routine queries where standard formatting patterns apply. Testing them against regular workflows reveals which commands genuinely improve efficiency versus which add minimal value for specific use cases.