Leina 
Wanta 
Validate a VAT Number
Check a number and read available company information.
/oo VATlayer: Validate VAT number [number] and summarize returned company fields.
Connect VATlayer to Your AI Agent
Use AI with VATlayer to check VAT numbers, inspect country rates and calculate inclusive or exclusive prices.
5 tools API key
Try a VATlayer Task
Copy a prompt into your agent with the oo Skill installed. Add your page links and source notes before running it.
oo Skill VATlayer
Calculate VAT Prices
Read a country rate and calculate supplied prices.
/oo VATlayer: Get rate for country [code], then calculate amount [amount], incl [boolean], countryCode [code].
Start Working with VATlayer
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Install OOMOL
Set up oo CLI and the oo Skill in your agent.
Install OOMOL → -
Connect VATlayer
Provide a VATlayer API Access Key.
Connect VATlayer → -
Give Your Agent a Task
Use /oo with the pages to read, the changes to make, and where to save the result.
Connection Guide →
Choose Your Agent
- VATlayer API access and the country or VAT number to inspect.
- Specify country selection and amount basis. A calculation uses returned rates and supplied inputs rather than determining your tax obligations.
VATlayer Tools
Use AI with VATlayer to check VAT numbers, inspect country rates and calculate inclusive or exclusive prices.
Validate a VAT Number
Check a number and read available company information.
Calculate VAT Prices
Read a country rate and calculate supplied prices.
5 tools
Validate Vat Number
Validate a VAT number and return company information when vatlayer finds it.
vatlayer.validate_vat_number Get Rate
Retrieve VAT rates for one country selected by country code, IP address, or client IP.
vatlayer.get_rate List Rates
Retrieve VAT rates for all EU member states from vatlayer.
vatlayer.list_rates Calculate Price
Calculate VAT-compliant inclusive and exclusive prices with vatlayer.
vatlayer.calculate_price List Types
List vatlayer reduced VAT rate type identifiers for price calculations.
vatlayer.list_types No matching tools.
Frequently Asked Questions
Can I list EU rates?
list_rates retrieves rates for all EU member states.
Will validation always return company details?
Company information is returned when VATlayer finds it.
What should I specify in my request?
Specify country selection and amount basis. A calculation uses returned rates and supplied inputs rather than determining your tax obligations.