Form Validation
Automatically checks form fields against predefined rules to ensure data accuracy and completeness.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add form-validation npx -- -y @trustedskills/form-validation
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"form-validation": {
"command": "npx",
"args": [
"-y",
"@trustedskills/form-validation"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill enables AI agents to automatically validate user input within web forms against specific criteria before submission. It ensures data integrity by checking for required fields, correct formats, and logical consistency in real-time.
When to use it
- Prevent invalid submissions: Stop users from submitting incomplete or malformed data to backend systems.
- Enhance user experience: Provide immediate feedback on errors so users can correct inputs instantly without page reloads.
- Secure sensitive data: Enforce strict patterns for emails, phone numbers, or passwords before they reach your database.
- Streamline workflows: Automate validation logic in chatbots or automated assistants handling registration or order forms.
Key capabilities
- Validates required fields to ensure no empty submissions occur.
- Checks input formats (e.g., email regex, date ranges).
- Performs cross-field validation (e.g., end date must be after start date).
- Returns structured error messages for specific field failures.
Example prompts
- "Validate this contact form submission and list any errors with the field names."
- "Check if the user's input matches the required pattern for a valid email address."
- "Run validation rules on these order details before processing the transaction."
Tips & gotchas
Ensure your AI agent has access to the specific validation rules (regex patterns, logic constraints) relevant to your application context. This skill does not replace backend security; always re-validate critical data server-side after initial client-side checks.
Tags
TrustedSkills Verification
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Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.