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I will create a custom ai agent skill for claude code, codex or chatgpt
Nuno Teixeira
About this gig
I will create a custom AI Agent Skill for your task or workflow.
Tell me what the AI should do, the information it receives, the steps it must follow and the result you expect. I will turn your requirements into a structured, reusable Skill.
YOU WILL RECEIVE:
Custom SKILL.md file
Workflow instructions and decision rules
Defined inputs and outputs
Testing and refinement
Ready-to-install ZIP package
Installation and usage guide
PACKAGES:
Basic: One Skill for one clear task, with basic tests and a setup guide.
Standard: One multi-step workflow Skill, up to three supporting files, ten tests and documentation.
Premium: One advanced workflow Skill with decision logic, supporting files, one simple helper script, fifteen tests and documentation.
Skills can be created for Claude, Claude Code, OpenAI Codex, ChatGPT or another compatible Agent Skills platform.
APIs, databases, external integrations, hosted applications and paid subscriptions are not included unless agreed in a custom offer. Your accounts and API keys remain under your control.
Please contact me before ordering if you are unsure which package fits your workflow.
Get to know Nuno Teixeira
Nuno Teixeira
Information Technology
- FromPortugal
- Member sinceJun 2025
Languages
Portuguese, English, Spanish
I help small businesses with email deliverability, DNS, hosting, WordPress, system administration, GIS, and AI-assisted development.
My experience includes SPF, DKIM, DMARC, cPanel/WHM, Microsoft 365, Windows Server, networking, backups, restores, ArcGIS, and QGIS.
I use Claude Code and ChatGPT to build, review, troubleshoot, and improve web projects and internal business applications. I test the results and explain technical work clearly.
I communicate in Portuguese, English, and Spanish, with AI-assisted translation available for other languages.
My Portfolio
FAQ
What do you need from me to create the Skill?
Please provide the task or workflow, your target AI platform, example inputs, expected outputs, important rules and two or three examples of successful results.
Which AI platforms do you support?
I can create Skills for Claude, Claude Code, OpenAI Codex, ChatGPT and other platforms compatible with Agent Skills. Please contact me if you use a different platform.
What files will I receive?
You will receive a ZIP package containing the SKILL.md file, the supporting files included in your package, test examples and an installation and usage guide.
Are APIs, databases or external integrations included?
No. APIs, databases, hosted applications and external integrations are not included in the listed packages. Contact me for a custom offer if your workflow requires them.
Do you need access to my AI account?
No. I deliver the Skill files and installation instructions. You keep control of your accounts, subscriptions, passwords and API keys.
What is included in a revision?
A revision covers corrections or adjustments within the original requirements. A new workflow, additional Skill, integration or major change requires a separate order or custom offer.
