> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://learning.postman.com/llms.txt. # Collection Requests > Learn how to use Postman. Search the docs and support resources! ## API Docs - Collection Requests [Get a request's comments](https://learning.postman.com/api-docs/api-reference/collection-requests/get-request-comments.md) - Collection Requests [Create a request comment](https://learning.postman.com/api-docs/api-reference/collection-requests/create-request-comment.md) - Collection Requests [Update a request's comment](https://learning.postman.com/api-docs/api-reference/collection-requests/update-request-comment.md) - Collection Requests [Delete a request's comment](https://learning.postman.com/api-docs/api-reference/collection-requests/delete-request-comment.md) ## OpenAPI Specification The raw OpenAPI 3.1 specification for this API is available at: - [OpenAPI JSON](https://learning.postman.com/openapi.json) - [OpenAPI YAML](https://learning.postman.com/openapi.yaml)