> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cotizave.com/llms.txt
> Use this file to discover all available pages before exploring further.

# V2 currency conversion API

> Choose single, cross-currency, historical, or bulk conversion at /v2/fx/convert and review each operation’s parameters and examples.

All conversions use `/v2/fx/convert` and require `X-API-Key`. Choose the operation you need:

## Single conversion

[GET with a selected or default rate](https://docs.cotizave.com/en/api/v2/conversion.md). Accepts `from`, `to`, `amount`, and optional `via`.

## Cross-currency conversion

[GET using two USD references](https://docs.cotizave.com/en/api/v2/cross-conversion.md). The response includes `legs`.

## Historical conversion

[GET with `date=YYYY-MM-DD`](https://docs.cotizave.com/en/api/v2/historical-conversion). Requires Growth or Pro.

## Bulk conversion

[POST up to 50 conversions](https://docs.cotizave.com/en/api/v2/bulk-conversion.md). Requires Pro.


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