# Amazon Textract – Start document analysis action
The Start document analysis action initiates an asynchronous analysis of a document stored in an Amazon S3 bucket using Textract. This action supports the extraction of structured data such as forms, tables, queries, and signatures.
# Input
| Input field | Description |
|---|---|
| S3 bucket | Enter the name of the S3 bucket containing the document to analyze. |
| S3 object key | Provide the path/key to the document in the specified S3 bucket. |
| Feature types | Select one or more feature types to analyze, such as FORMS, TABLES, QUERIES, or SIGNATURES. |
Additional input fields may appear based on the selected Feature types.
# Output
| Output field | Description |
|---|---|
| Job ID | Unique identifier for the document analysis job. Use this ID with the Get document analysis action to retrieve results. |
Last updated: 3/2/2026, 9:43:51 PM