# Get USD flow data for an address

Retrieves historical USD flow snapshots for the specified address across all supported chains.

Flow data includes:
- Inflow: USD value flowing into the address per time period
- Outflow: USD value flowing out of the address per time period
- Cumulative flows: Running totals of inflows and outflows over time

Filter parameters:
- address: The blockchain address to get flow data for. Can be a comma-separated list of addresses.
- chains: Optional comma-separated list of chains to filter results (e.g. "ethereum,bsc").

Endpoint: GET /flow/address/{address}
Version: 1.0.0
Security: ApiKeyAuth

## Path parameters:

  - `address` (string, required)
    The blockchain address or comma-separated list of addresses to get flow data for. For example: "0x123abc" or "0x123abc,0x456def".

## Query parameters:

  - `chains` (string)
    Comma-separated list of chains to filter results. For example: "ethereum,bsc,polygon". If not provided, returns data for all supported chains.

## Response 400 fields (application/json):

  - `error` (string)
    Example: "Bad request"

## Response 401 fields (application/json):

  - `error` (string)
    Example: "API key missing or invalid"


## Response 500 fields