Invoke
lambda.invoke
ActionAmazon Web Servicesconnection required
Calls the Lambda API POST /functions/{name}/invocations (SigV4).
Invoke an AWS Lambda function and return its result.
Connection
- Required
- Yes — the node will not save without one
- Auth type
- API key
- Providers
- AWS Lambda
- Secret shape
- {"access_key_id", "secret_access_key"}
- Config it needs
- region
- Resolved by
- config.connection_id, else node.connection_id
Configuration
3 fields, 1 required. A dotted path is a nested object and name[] an array of objects — the editor renders the same tree.
| Field | Type | Required | Default | Constraints | Example |
|---|---|---|---|---|---|
region AWS region (overrides connection). | string | No | — | — | — |
function_name Function name or ARN. Supports {{ }}. | string | Yes | — | — | — |
payload Event payload (JSON). | object | No | — | — | — |
Output
One shape.
result
| Field | Type | Example |
|---|---|---|
ok | boolean | — |
payload | object | — |
function_error | string | — |
{
"function_error": "",
"ok": false,
"payload": {}
}Related AWS Lambda nodes
See Invoke run in a workflow.
In a technical demo we add the AWS Lambda connection, drop the node on the canvas and let Workflow Health pre-flight it before the first real run.