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Linear MCP (multi-workspace, PAT auth)

by adelaidasofiaversion 0.3.2i★ –iRuns on your computer
Registry nameio.github.adelaidasofia/linear-mcp

Install

Overview

Description from the maker (original English)

Multi-workspace Linear MCP — PAT auth, 57 tools + 3 prompts, substrate enforcement, drop-in.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Developer tools
  • You need to fill in: LINEAR_PAT

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • You fill in yourself: LINEAR_PAT

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • PyPIPython’s uv installed (for the uvx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Download the maker’s .mcpb file

The link goes to the maker’s own file; we do not host or repackage it. Open the file and Claude Desktop installs it.

Run this in your terminal

claude mcp add linear --env LINEAR_PAT=your-value -- uvx adelaidasofia-linear-mcp

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "linear": {
      "command": "uvx",
      "args": [
        "adelaidasofia-linear-mcp"
      ],
      "env": {
        "LINEAR_PAT": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "linear": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "adelaidasofia-linear-mcp"
      ],
      "env": {
        "LINEAR_PAT": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • LINEAR_PAT secret required env
    Personal API Key from linear.app/settings/account/security

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account adelaidasofia, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Developer toolsi

  • More stars than 0% of the other 4904 servers in this category
  • Published to the registry more recently than 17% of the other 4904 servers in this category
  • Basic checks equal to or better than 100% of the other 4904 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Linear MCP (multi-workspace, PAT auth) safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: LINEAR_PAT

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.3.2) reached the registry 6 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Python (uv), MCPB on your computer.

What can I use instead?

In the same category: GitHub, Desktop Commander, Cloudflare MCP

Alternatives

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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

linear-mcp

Multi-workspace Linear MCP server with Personal API Key auth. Drop-in replacement for the official OAuth-only Linear MCP at mcp.linear.app/mcp.

Why this exists. The official Linear MCP is OAuth-only and single-workspace per instance. PAT auth plus persistent token storage plus multi-workspace routing kills three failure modes:

  1. The OAuth flow is brittle across MCP client session boundaries — auth state expires when a session resumes mid-flow.
  2. The localhost callback fails in some setups, forcing fragile paste-back flows.
  3. One MCP instance per workspace doubles config + OAuth dances.

This server replaces both with one entry. One install, N workspaces, never an OAuth dance again.

Install

From PyPI
pipx install adelaidasofia-linear-mcp
From source
git clone https://github.com/adelaidasofia/linear-mcp ~/.claude/linear-mcp

cd ~/.claude/linear-mcp pip install -e .

Claude Desktop one-click

Download the latest .mcpb from Releases and double-click.

Configure

  1. Generate one Personal API Key per workspace at https://linear.app/settings/account/security. You must be logged into each workspace separately while generating the key for that workspace.
  1. Create ~/.claude/linear-mcp/admin.env (chmod 600):
LINEAR_WORKSPACES=personal,work

LINEAR_PRIMARY_WORKSPACE=personal

LINEAR_PAT_PERSONAL=lin_api_xxxxxxxxxxxxxxxxxxxxxxxxxxxx LINEAR_PAT_WORK=lin_api_xxxxxxxxxxxxxxxxxxxxxxxxxxxx

LINEAR_LABEL_PERSONAL=Personal LINEAR_LABEL_WORK=Work

Aliases are arbitrary — name them whatever helps you route (acme,beta, team1,team2, home,client).

chmod 600 ~/.claude/linear-mcp/admin.env
  1. Register in Claude Code (user scope, so it loads in every project):
claude mcp add -s user linear-mcp python3 -m linear_mcp.server

Or, with pipx install:

claude mcp add -s user linear-mcp linear-mcp
  1. Restart Claude Code. healthcheck should return ok: true per workspace.

Substrate-layer enforcement (v0.3)

Three server-side checks that protect issue quality without depending on any markdown rule file or client-side memory. Apply only to WRITE paths; reads stay unconstrained.

LayerWhat it doesBypass env var
[source:] first-line checksave_issue / save_project reject CREATE calls whose description (or project content) does not start with [source: ]. UPDATE calls (id passed) skip the check so legacy backfills remain unblocked.LINEAR_MCP_SKIP_SOURCE_CHECK=1
Idempotency checkBefore any CREATE, the server runs searchIssues / searchProjects for [source: ] and refuses to create a duplicate. The error names the existing identifier + UUID so the caller can update in place.LINEAR_MCP_SKIP_IDEMPOTENCY=1
auth_phrase on bulk_save_issuesbulk_save_issues now requires auth_phrase ∈ {"go", "yes do it", "confirmed", "execute", "go cancel", "go update"} (case-insensitive). Mass-modification surface stays explicit.(no bypass — surface the phrase to the operator)

Canonical-key examples:

  • [source: 🍄 Mycelium AI/📝 Meeting Notes/2026-05-22 - sync.md]
  • [source: ⚙️ Meta/Decisions/2026-05-23-merger-public-comms.md]
  • [source: linear-kickoff:sweep-myc-p1]
  • [source: ~/.claude/linear-mcp/BUILD_PROMPT_V03.md]

Fast issue execution

linear-exec is the short path for starting real work from a Linear issue. It resolves the issue, checks blocking relations, scans same-project siblings for obvious scope overlap, infers the repo when possible, and can create the standard claude-dev-worktree branch.

Dry-run a specific issue:

linear-exec execute MYC-150 --workspace mycelium

Start the work after reviewing the preflight:

linear-exec execute MYC-150 --workspace mycelium --repo memory-runtime-pro --go

Find the next unblocked P1 issue in a workspace:

linear-exec sweep mycelium p1

linear-exec sweep mycelium p1 --go --repo memory-runtime-pro

The command refuses to proceed when an upstream blocks relation is still incomplete unless --force is passed. --no-state-update and --no-worktree let agents use only the parts of the preflight they need.

Tool surface (v0.3 — 57 tools + 3 prompts)

Every tool takes an optional workspace parameter (the alias from LINEAR_WORKSPACES). Omit it to use LINEAR_PRIMARY_WORKSPACE.

Meta
ToolPurpose
list_workspacesShow configured workspaces and primary
healthcheckVerify each PAT + surface remaining rate-limit budget
Core entities
ToolPurpose
list_teams / get_teamTeams (with inline workflow states)
list_users / get_userUsers (me resolves to PAT owner)
list_projects / get_project / save_projectProjects (v0.3: save_project enforces [source:] on content + idempotency on CREATE)
list_initiatives / get_initiative / save_initiativeInitiatives
list_issues / get_issue / save_issue / bulk_save_issuesIssues (id or ONDE-123; bulk uses issueBatchUpdate; v0.3: save_issue enforces [source:] + idempotency on CREATE; bulk_save_issues requires auth_phrase)
list_cyclesCycles
list_milestones / get_milestone / save_milestoneProject milestones
list_issue_statuses / get_issue_statusWorkflow states
list_issue_labels / create_issue_labelLabels
list_comments / save_commentComments
list_documents / get_document / save_documentDocuments
save_status_updatePost a project status update
Webhooks (v0.2)
ToolPurpose
list_webhooks / get_webhookInspect subscriptions
create_webhook / update_webhookManage subscriptions
delete_webhookDestructive — draft+confirm
Notifications / inbox (v0.2)
ToolPurpose
list_notifications / get_notificationInbox read
notifications_unread_countTop-of-mind counter
mark_notification_read / mark_all_notifications_readTriage
archive_notificationSweep
Attachments (v0.2)
ToolPurpose
list_attachments / get_attachmentPer-issue reads
attachments_for_urlReverse lookup: which issues link to this URL?
link_url_to_issueAttach any URL to an issue
delete_attachmentDestructive — draft+confirm
Issue relations (v0.2)
ToolPurpose
list_issue_relationsThe blocks/duplicate/related graph
create_issue_relation / delete_issue_relationManage the graph
Agent sessions (v0.2)
ToolPurpose
list_agent_sessions / get_agent_sessionLinear's first-class agent surface
create_agent_session_on_issue / create_agent_session_on_commentSpawn
Search (v0.2 — replaces v0.1's broken search_documentation)
ToolPurpose
search_issues / search_documents / search_projectsFull-text per entity type
semantic_searchWorkspace-wide semantic across all entities
MCP prompts (v0.2)

Available as slash commands in MCP clients that surface prompts:

  • /triage-issue — full triage pass: classify, label, prioritize, assign, link duplicates
  • /project-status — draft a weekly status update from current Linear state
  • /inbox-sweep — sweep today's notifications, propose actions, archive what's handled

Multi-workspace usage

Switch workspaces inline:

list_teams(workspace="work")

save_issue(workspace="personal", title="Ship", team_id="...")

Without workspace, the primary is used.

Auth

Linear PATs use header Authorization: (no Bearer prefix). Each PAT is scoped to one workspace and grants access only to data the owning user can see. There is no shared org token.

Rate limit: 2500 requests/hour per token (verified against live API 2026-05-23). The server passes Linear's Retry-After header through on 429 and surfaces remaining budget via healthcheck.

Safety

Read tools and routine writes (create/update issues, comments, labels, status updates) pass through. Destructive ops (delete_webhook, delete_attachment) use the draft+confirm pattern: the first call stages the change and returns a draft_id + preview of what will happen; the second call (with confirm_draft_id) commits. Drafts expire after 1 hour (override with LINEAR_MCP_DRAFT_TTL_SECONDS).

Every tool call appends one JSONL line to ~/.claude/linear-mcp/audit.log (override with LINEAR_MCP_AUDIT_LOG_PATH, disable with LINEAR_MCP_AUDIT_LOG=false). Tokens are stripped from audit records.

healthcheck surfaces each PAT's remaining rate-limit budget (X-RateLimit-Requests-Remaining + X-Complexity-Remaining) per workspace, so agents can self-throttle without making a separate observability call.

Related MCPs

License

MIT.


Built by Adelaida Diaz-Roa. Full install or team version at diazroa.com.

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