| `CI_JOB_STAGE` | 9.0 | 0.5 | The name of the stage as defined in `.gitlab-ci.yml` |
| `CI_JOB_STAGE` | 9.0 | 0.5 | The name of the stage as defined in `.gitlab-ci.yml` |
| `CI_JOB_TOKEN` | 9.0 | 1.2 | Token used for authenticating with the [GitLab Container Registry][registry] and downloading [dependent repositories][dependent-repositories] |
| `CI_JOB_TOKEN` | 9.0 | 1.2 | Token used for authenticating with the [GitLab Container Registry][registry] and downloading [dependent repositories][dependent-repositories] |
| `CI_JOB_URL` | 11.1 | 0.5 | Job details URL |
| `CI_JOB_URL` | 11.1 | 0.5 | Job details URL |
| `CI_MERGE_REQUEST_ID` | 11.6 | all | The ID of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_ID` | 11.6 | all | The ID of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_IID` | 11.6 | all | The IID of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_IID` | 11.6 | all | The IID of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_PROJECT_ID` | 11.6 | all | The ID of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_PROJECT_ID` | 11.6 | all | The ID of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_PROJECT_PATH` | 11.6 | all | The path of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md)(e.g.`namespace/awesome-project`) |
| `CI_MERGE_REQUEST_PROJECT_PATH` | 11.6 | all | The path of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md)(e.g.`namespace/awesome-project`). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_PROJECT_URL` | 11.6 | all | The URL of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md)(e.g.`http://192.168.10.15:3000/namespace/awesome-project`) |
| `CI_MERGE_REQUEST_PROJECT_URL` | 11.6 | all | The URL of the project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md)(e.g.`http://192.168.10.15:3000/namespace/awesome-project`). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_REF_PATH` | 11.6 | all | The ref path of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). (e.g. `refs/merge-requests/1/head`) |
| `CI_MERGE_REQUEST_REF_PATH` | 11.6 | all | The ref path of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). (e.g. `refs/merge-requests/1/head`). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_SOURCE_BRANCH_NAME` | 11.6 | all | The source branch name of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_SOURCE_BRANCH_NAME` | 11.6 | all | The source branch name of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_SOURCE_BRANCH_SHA` | 11.9 | all | The HEAD sha of the source branch of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_SOURCE_BRANCH_SHA` | 11.9 | all | The HEAD sha of the source branch of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_ID` | 11.6 | all | The ID of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_ID` | 11.6 | all | The ID of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_PATH` | 11.6 | all | The path of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_PATH` | 11.6 | all | The path of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_URL` | 11.6 | all | The URL of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_SOURCE_PROJECT_URL` | 11.6 | all | The URL of the source project of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_TARGET_BRANCH_NAME` | 11.6 | all | The target branch name of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_TARGET_BRANCH_NAME` | 11.6 | all | The target branch name of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_TARGET_BRANCH_SHA` | 11.9 | all | The HEAD sha of the target branch of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_TARGET_BRANCH_SHA` | 11.9 | all | The HEAD sha of the target branch of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_TITLE` | 11.9 | all | The title of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_TITLE` | 11.9 | all | The title of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_ASSIGNEES` | 11.9 | all | Comma-separated list of usernames of assignees for the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). [Multiple assignees for merge requests](https://gitlab.com/gitlab-org/gitlab-ee/issues/2004) is scheduled for a future release |
| `CI_MERGE_REQUEST_ASSIGNEES` | 11.9 | all | Comma-separated list of username(s) of assignee(s) for the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_MILESTONE` | 11.9 | all | The milestone title of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_MILESTONE` | 11.9 | all | The milestone title of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_MERGE_REQUEST_LABELS` | 11.9 | all | Comma-separated label names of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md) |
| `CI_MERGE_REQUEST_LABELS` | 11.9 | all | Comma-separated label names of the merge request if [the pipelines are for merge requests](../merge_request_pipelines/index.md). Available only if `only: [merge_requests]` is used and the merge request is created. |
| `CI_NODE_INDEX` | 11.5 | all | Index of the job in the job set. If the job is not parallelized, this variable is not set. |
| `CI_NODE_INDEX` | 11.5 | all | Index of the job in the job set. If the job is not parallelized, this variable is not set. |
| `CI_NODE_TOTAL` | 11.5 | all | Total number of instances of this job running in parallel. If the job is not parallelized, this variable is set to `1`. |
| `CI_NODE_TOTAL` | 11.5 | all | Total number of instances of this job running in parallel. If the job is not parallelized, this variable is set to `1`. |
| `CI_API_V4_URL` | 11.7 | all | The GitLab API v4 root URL |
| `CI_API_V4_URL` | 11.7 | all | The GitLab API v4 root URL |
