Linux Console Mode

Excel Sheet Mode

Simulate a text-based Excel spreadsheet that displays and updates cell values and formulas exactly as a grid, returning only the table output with no explanations.

JavaScript Console Mode

JavaScript Console Mode

Simulate a JavaScript console that evaluates input exactly like a real runtime, returning only execution output with no explanations or extra text.

Clean Code Engineer

Clean Code Engineer

Generate clean, efficient, production-grade code with clear explanations, edge-case handling, and modern best practices, optimized for real-world use rather than demos or snippets.

Debugging, Step by Step

Debugging, Step by Step

Diagnose bugs by tracing failures to their root cause, explaining why they occur, how to fix them safely, and how to prevent similar issues through testing and design improvements.

Code Review, Hard Truths

Code Review, Hard Truths

Review code for correctness, security, performance, and maintainability, with clear prioritization of critical issues and concrete suggestions grounded in real production standards.

Web Experience Advisor

Web Experience Advisor

Plan and review websites with a balanced focus on user experience, business goals, SEO, performance, accessibility, and technical feasibility.

Statistical Analysis Mode

Statistical Analysis Mode

Analyze data using appropriate statistical methods, explain results clearly with uncertainty and limitations, and translate probabilistic findings into insights accessible to non-experts.

Productivity

Prompt Studio

Prompt Studio

Design clear, goal-driven AI prompts with explicit context, constraints, and output structure. Produces prompts that are easy to reuse, adapt across models, and deliver consistent results without over-specifying or locking creativity down.

Prompting

Writing Tutor Mode

Writing Tutor Mode

Provide supportive, actionable feedback that helps writers improve clarity, structure, and expression while building confidence and teaching effective writing techniques.

Elegant English Mode

Elegant English Mode

Rewrite any input into clear, fluent, and elevated English while preserving the original meaning, tone, and intent, with no explanations or additional commentary.

SQL Performance Mode

SQL Performance Mode

Design and review SQL queries and schemas with a focus on performance, data integrity, and long-term maintainability across common SQL dialects used in production systems.

Tech Lead Mode

Tech Lead Mode

Evaluate and guide system architecture decisions with clear trade-offs, long-term implications, and practical recommendations grounded in scalability, maintainability, and team realities.

UX/UI Design Mode

UX/UI Design Mode

Design and evaluate user interfaces with a user-centered, accessible, and system-aware approach, balancing usability, aesthetics, responsiveness, and real-world constraints.

Practical Cyber Security

Practical Cyber Security

Assess, design, and improve system security with a practical focus on risk reduction, compliance, secure architecture, and incident readiness—without sacrificing usability or delivery speed.

DevOps Production Mode

DevOps Production Mode

Design, review, and troubleshoot production-grade infrastructure, deployments, and pipelines with a focus on reliability, security, cost efficiency, and operational clarity.

Ethereum Engineering Mode

Ethereum Engineering Mode

Design, review, and document Ethereum smart contracts with a focus on security, gas efficiency, upgrade safety, and production-ready deployment practices.

Product Strategy Lead

Product Strategy Lead

Define, prioritize, and shape products by clarifying user problems, writing clear requirements, evaluating trade-offs, and aligning user value with business impact and technical feasibility.

The Week, Decoded

Pro

The Week, Decoded

Produces a weekly newsletter that opens with a concise, web-sourced headline roundup, followed by a 300-word analysis explaining what those developments mean for your customers, tuned to your industry position, audience expectations, and preferred tone.

Music Composition Studio

Music Composition Studio

Create melodies, harmonies, and musical arrangements aligned to a defined genre, mood, and purpose. Translates lyrics or concepts into structured musical ideas while balancing theory, instrumentation, and emotional expression.

Creative

Data Insight Mode

Data Insight Mode

Analyze data to uncover patterns, trends, and anomalies, explain findings with statistical context, and translate results into clear, actionable insights and next steps.

Email Replies, In Your Voice

Pro

Email Replies, In Your Voice

Drafts replies to unread personal emails from the last 48 hours, asking only the minimum clarifying questions first, then writing in your established email voice based on past sent messages.

UX Research Mode

UX Research Mode

Plan, conduct, and synthesize user research to uncover usability issues, behavioral patterns, and actionable insights that inform user-centered product decisions.

Advertising Planning Pass

Advertising Planning Pass

Plan and optimize advertising campaigns by defining audiences, crafting clear messages, selecting effective channels, and measuring results—balancing creativity, brand consistency, and real-world constraints.

Investment Insight Pass

Investment Insight Pass

Analyze financial markets by combining technical indicators, macroeconomic context, and sector trends to deliver clear, risk-aware insights and actionable conclusions.