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Apache Airflow XCom API

The XCom API from Apache Airflow — 2 operation(s) for xcom.

Apache Airflow XCom API is one of 26 APIs that Apache Airflow publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include XCom. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and authentication docs.

This API exposes 5 operations across 2 paths, and defines 9 schemas. It is described by OpenAPI 3.2.0, at version 2.

Requests are made against a single base URL, http://localhost:8080/api/v2.

5 operations 2 paths 9 schemas 1 DELETE2 GET1 PATCH1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
2
Base URL
http://localhost:8080/api/v2
Authentication
OAuth 2.0, HTTP Bearer
Resource Areas
1

Authentication & Security 2

Apache Airflow XCom API declares 2 security schemes for authenticating requests. It supports OAuth 2.0 (OAuth2PasswordBearer) using the password flow. It accepts HTTP bearer tokens (HTTPBearer).

  • OAuth2PasswordBearer — To authenticate Airflow API requests, clients must include a JWT (JSON Web Token) in the Authorization header of each request. This token is used to verify the…

Paths & Operations 5

Across 2 paths, the API surfaces 5 operations — 1 DELETE, 2 GET, 1 PATCH, 1 POST. Each is listed below with its method, path, parameters, and response codes.

XCom 5
GET
/api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances/{task_id}/xcomEntries/{xcom_key}
Airflow Get Xcom Entry
get_xcom_entry 7 params → 200401403400404422
PATCH
/api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances/{task_id}/xcomEntries/{xcom_key}
Airflow Update Xcom Entry
update_xcom_entry 4 params body → 200401403400404422
DELETE
/api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances/{task_id}/xcomEntries/{xcom_key}
Airflow Delete Xcom Entry
delete_xcom_entry 5 params → 204401403400404422
GET
/api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances/{task_id}/xcomEntries
Airflow Get Xcom Entries
get_xcom_entries 20 params → 200401403400404422
POST
/api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances/{task_id}/xcomEntries
Airflow Create Xcom Entry
create_xcom_entry 3 params body → 201401403400404422

Schemas 9

The contract defines 9 schemas that model the data the API accepts and returns. The most detailed are XComResponseString (11 properties), XComResponseNative (11 properties), XComResponse (10 properties), ValidationError (5 properties). Each schema is shown below with its type and property counts.

XComResponseString
object
XCom response serializer with string return type.
11 properties 11 required
HTTPValidationError
object
1 property
XComResponse
object
Serializer for a xcom item.
10 properties 10 required
XComUpdateBody
object
Payload serializer for updating an XCom entry.
2 properties 1 required
XComCreateBody
object
Payload serializer for creating an XCom entry.
3 properties 2 required
ValidationError
object
5 properties 3 required
HTTPExceptionResponse
object
HTTPException Model used for error response.
1 property 1 required
XComCollectionResponse
object
XCom Collection serializer for responses.
2 properties 2 required
XComResponseNative
object
XCom response serializer with native return type.
11 properties 11 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

airflow-xcom-api-openapi.yml Raw ↑

Other APIs Apache Airflow publishes across the network.

Apache Airflow Asset API
Apache Airflow Backfill API
Apache Airflow Config API
Apache Airflow Connection API
Apache Airflow DAG API
Apache Airflow DAG Parsing API
Apache Airflow DagRun API
Apache Airflow DagSource API
Apache Airflow DagStats API
Apache Airflow DagVersion API
Apache Airflow DagWarning API
Apache Airflow Event Log API
Where this information came from

This is an independent, third-party profile of Apache Airflow XCom API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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