custom-agent-creator
Skill to create custom agents for VS Code Copilot or OpenCode, helping users configure and generate agent files with proper formatting and configurations. Use when users want to create specialized AI assistants for VS Code Copilot (.agent.md files) or OpenCode (JSON/markdown agent configs) with specific tools, prompts, models, and behaviors. If the user is not specific about the target platform, ask them to specify Copilot or OpenCode.
Best use case
custom-agent-creator is best used when you need a repeatable AI agent workflow instead of a one-off prompt.
Skill to create custom agents for VS Code Copilot or OpenCode, helping users configure and generate agent files with proper formatting and configurations. Use when users want to create specialized AI assistants for VS Code Copilot (.agent.md files) or OpenCode (JSON/markdown agent configs) with specific tools, prompts, models, and behaviors. If the user is not specific about the target platform, ask them to specify Copilot or OpenCode.
Teams using custom-agent-creator should expect a more consistent output, faster repeated execution, less prompt rewriting.
When to use this skill
- You want a reusable workflow that can be run more than once with consistent structure.
When not to use this skill
- You only need a quick one-off answer and do not need a reusable workflow.
- You cannot install or maintain the underlying files, dependencies, or repository context.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/custom-agent-creator-prulloac/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How custom-agent-creator Compares
| Feature / Agent | custom-agent-creator | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
Skill to create custom agents for VS Code Copilot or OpenCode, helping users configure and generate agent files with proper formatting and configurations. Use when users want to create specialized AI assistants for VS Code Copilot (.agent.md files) or OpenCode (JSON/markdown agent configs) with specific tools, prompts, models, and behaviors. If the user is not specific about the target platform, ask them to specify Copilot or OpenCode.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
Related Guides
SKILL.md Source
# Custom Agent Creator ## Overview This skill guides the creation of custom agents for either VS Code Copilot or OpenCode. It helps users define agent properties like name, description, tools, models, and permissions, then generates the appropriate configuration file in the correct format. ## Workflow 1. **Determine Target Platform**: If not specified, ask the user whether they want to create an agent for Copilot or OpenCode. 2. **Gather Agent Details**: Collect information about the agent: - Name - Description - Tools and permissions - Model (optional) - Additional configuration options 3. **Generate Configuration**: Create the agent file following the platform's specifications. ## Copilot Agents Custom agents for VS Code Copilot are defined in `.agent.md` files with YAML frontmatter. **File Structure**: - Frontmatter: YAML with fields like `description`, `name`, `tools`, `model`, `handoffs` - Body: Markdown instructions for the agent **Common Fields**: - `description`: Brief description shown in chat input - `tools`: List of available tools - `model`: AI model to use - `handoffs`: Suggested next steps for workflow transitions See [references/copilot-agents.md](references/copilot-agents.md) for complete documentation. ## OpenCode Agents Agents for OpenCode can be defined in JSON config or Markdown files. **Configuration Options**: - `description`: Required description - `mode`: "primary" or "subagent" - `model`: Model identifier - `tools`: Tool permissions (true/false) - `permissions`: Granular control over actions - `temperature`: Response creativity (0.0-1.0) See [references/opencode-agents.md](references/opencode-agents.md) for complete documentation. ## Resources ### references/ - `copilot-agents.md`: Full documentation for Copilot custom agents - `opencode-agents.md`: Full documentation for OpenCode agents ### assets/ - `copilot-template.agent.md`: Template for Copilot agent files - `opencode-template.md`: Template for OpenCode agent files
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