# linear_getViewer

Get information about the currently authenticated user

Agent View of the PolicyLayer registry record for `linear_getViewer`. HTML page: https://policylayer.com/tools/linear/linear-getviewer

## Facts

- Tool: `linear_getViewer`
- Server: Linear (`@linear-mcp-server`) — https://policylayer.com/tools/linear.md
- Install: `npx -y @linear-mcp-server`
- Homepage: https://github.com/https://mcp.linear.app/mcp
- Risk category: Read (Low risk)
- Registry record: grade D, identity verified
- Server auth posture: gated
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "linear_getViewer",
    "arguments": {}
  }
}
```

## Why linear_getViewer is rated Low

This tool performs a read-only operation to fetch metadata about the authenticated user. It has no side effects, cannot modify any data, and presents minimal risk. The blast radius is very small as it only exposes information already available to the authenticated session. Classified as Read with low severity.

From the tool's own definition: "Tool name 'getViewer' and description 'Get information about the currently authenticated user' indicate a query operation that retrieves user data without modification."

## Use case

AI agents call linear_getViewer to retrieve information from Linear without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Linear:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "linear_getViewer": {}
  }
}
```

## Other tools on Linear (65)

- `linear_deleteInitiative` — Destructive — https://policylayer.com/tools/linear/linear-deleteinitiative.md
- `get_document` — Read — https://policylayer.com/tools/linear/get-document.md
- `get_issue` — Read — https://policylayer.com/tools/linear/get-issue.md
- `get_issue_status` — Read — https://policylayer.com/tools/linear/get-issue-status.md
- `get_project` — Read — https://policylayer.com/tools/linear/get-project.md
- `get_team` — Read — https://policylayer.com/tools/linear/get-team.md
- `get_user` — Read — https://policylayer.com/tools/linear/get-user.md
- `linear_getActiveCycle` — Read — https://policylayer.com/tools/linear/linear-getactivecycle.md
- `linear_getComments` — Read — https://policylayer.com/tools/linear/linear-getcomments.md
- `linear_getCycles` — Read — https://policylayer.com/tools/linear/linear-getcycles.md
- `linear_getInitiativeById` — Read — https://policylayer.com/tools/linear/linear-getinitiativebyid.md
- `linear_getInitiativeProjects` — Read — https://policylayer.com/tools/linear/linear-getinitiativeprojects.md
- `linear_getInitiatives` — Read — https://policylayer.com/tools/linear/linear-getinitiatives.md
- `linear_getIssueById` — Read — https://policylayer.com/tools/linear/linear-getissuebyid.md
- `linear_getIssueHistory` — Read — https://policylayer.com/tools/linear/linear-getissuehistory.md
- `linear_getIssues` — Read — https://policylayer.com/tools/linear/linear-getissues.md
- `linear_getLabels` — Read — https://policylayer.com/tools/linear/linear-getlabels.md
- `linear_getOrganization` — Read — https://policylayer.com/tools/linear/linear-getorganization.md
- `linear_getProjectIssues` — Read — https://policylayer.com/tools/linear/linear-getprojectissues.md
- `linear_getProjects` — Read — https://policylayer.com/tools/linear/linear-getprojects.md
- `linear_getTeams` — Read — https://policylayer.com/tools/linear/linear-getteams.md
- `linear_getUsers` — Read — https://policylayer.com/tools/linear/linear-getusers.md
- `linear_getWorkflowStates` — Read — https://policylayer.com/tools/linear/linear-getworkflowstates.md
- `linear_searchIssues` — Read — https://policylayer.com/tools/linear/linear-searchissues.md
- `list_comments` — Read — https://policylayer.com/tools/linear/list-comments.md
- `list_cycles` — Read — https://policylayer.com/tools/linear/list-cycles.md
- `list_documents` — Read — https://policylayer.com/tools/linear/list-documents.md
- `list_issue_labels` — Read — https://policylayer.com/tools/linear/list-issue-labels.md
- `list_issue_statuses` — Read — https://policylayer.com/tools/linear/list-issue-statuses.md
- `list_issues` — Read — https://policylayer.com/tools/linear/list-issues.md
- …and 35 more: https://policylayer.com/tools/linear.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=linear · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/linear
