# Check a flow without storing it

`POST /calls/flows/check` · Rivier · voice

Check a flow without storing it: the problems that stop it, and notes (a language the voice cannot speak yet).

- Scope: voice:write
- Graphql: Mutation.voiceCallFlowCheckCreate
- Sdk: calls.flows.check
- Cli: calls flow-check

## Request body

`application/json`

```json
{
  "type": "object",
  "properties": {
    "flow": {}
  },
  "additionalProperties": false
}
```

## Responses

- `200`: Success
- `400`: The request was malformed
- `401`: No valid credential
- `403`: The credential lacks the scope, origin or address
- `429`: Over the key's rate limit; see Retry-After

## Example

```sh
curl -X POST 'https://api.rivier.ai/calls/flows/check' \
  -H 'Authorization: Bearer $KEY' \
  -H 'Content-Type: application/json' \
  -d '{
  "flow": null
}'
```