> For a complete page index of the Captain API documentation, fetch https://docs.filesearch.dev/llms.txt?excludeSpec=true # Borrower Ledger > Captain is a fully managed API for deterministic file search over unstructured data. Connect cloud storage (S3, GCS, Azure, R2), index files, and query retrieved chunks with metadata. ## API Docs - Borrower Ledger [Borrower Ledger Divergence](https://docs.filesearch.dev/reference/datasets/odyssey/credit-analysis/borrower-ledger/borrower-ledger-divergence.md) - Borrower Ledger [Borrower Ledger Profile](https://docs.filesearch.dev/reference/datasets/odyssey/credit-analysis/borrower-ledger/borrower-ledger-profile.md) - Borrower Ledger [Borrower Ledger Marks](https://docs.filesearch.dev/reference/datasets/odyssey/credit-analysis/borrower-ledger/borrower-ledger-marks.md) - Borrower Ledger [Borrower Ledger Trend](https://docs.filesearch.dev/reference/datasets/odyssey/credit-analysis/borrower-ledger/borrower-ledger-trend.md) - Borrower Ledger [Borrower Ledger Lender Portfolio](https://docs.filesearch.dev/reference/datasets/odyssey/credit-analysis/borrower-ledger/borrower-ledger-lender-portfolio.md) ## OpenAPI Specification The raw OpenAPI 3.1 specification for this API is available at: - [OpenAPI JSON](https://docs.filesearch.dev/openapi.json) - [OpenAPI YAML](https://docs.filesearch.dev/openapi.yaml)