# LedgiFi Fondos REST API > CMF data for Chilean mutual and investment funds: NAV, returns, costs and bulk CSV.gz files. null means unavailable, never zero. REST base URL: https://ledgifi.com/api/fondos/v1 ## Access Email help@ledgifi.com, subject "Fondos API access". Include intended use (application, agent or internal workflow), estimated request volume, datasets needed and company/team if applicable. LedgiFi reviews requests manually and replies by email to coordinate access; submitting a request does not enable a key. Documentation is public. Once your key is enabled, store it in a secret manager and send Authorization: Bearer YOUR_API_KEY. Do not email keys or personal financial data. ## API contracts - [OpenAPI 3.1](https://ledgifi.com/api/fondos/v1/openapi.json) - [Optional full text](https://ledgifi.com/chile/fondos/api/llms-full.txt) ## Guides in Markdown - [Overview](https://ledgifi.com/chile/fondos/api/docs/markdown/overview.md) - [First request](https://ledgifi.com/chile/fondos/api/docs/markdown/rest.md) - [Download files](https://ledgifi.com/chile/fondos/api/docs/markdown/downloads.md) - [Concepts and methodology](https://ledgifi.com/chile/fondos/api/docs/markdown/concepts.md) - [Status codes](https://ledgifi.com/chile/fondos/api/docs/markdown/status-codes.md) - [Access and limits](https://ledgifi.com/chile/fondos/api/docs/markdown/access-and-limits.md) ## REST reference in Markdown - [GET /downloads](https://ledgifi.com/chile/fondos/api/docs/markdown/rest-downloads.md): Available files - [GET /downloads/{id}](https://ledgifi.com/chile/fondos/api/docs/markdown/rest-downloads-id.md): Download link - [GET /meta](https://ledgifi.com/chile/fondos/api/docs/markdown/rest-meta.md): Full funds catalog - [GET /funds/{run}](https://ledgifi.com/chile/fondos/api/docs/markdown/rest-funds-run.md): Fund and series details - [GET /funds/{run}/series/{serie}](https://ledgifi.com/chile/fondos/api/docs/markdown/rest-funds-run-series-serie.md): Series details with data