> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.cable.tech/_mcp/server.

# Transactions


## API Docs

- Transactions [Check if a transaction exists](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/check-transaction.md)
- Transactions [Add a new transaction](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/add-transaction.md)
- Transactions [Update an existing transaction](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/update-transaction.md)
- Transactions [Add transactions in batch](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/add-transactions-batch.md)
- Transactions [Update transactions in batch](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/update-transactions-batch.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/openapi.json)
- [OpenAPI YAML](https://docs.cable.tech/v-1-0/api-reference/transaction-data-api/transactions/openapi.yaml)