reMarkable MCP Server MCP Server

Read, render, search, and manage reMarkable documents through MCP

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Status

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Published as remarkable-mcp on pypi. Runs locally.

Known issues

30 problems reported by people outside the maintainer team. Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.

Most discussed

remarkable_image fails in Claude Desktop/Web with "cairo library missing", but works in MCP Inspector

I'm seeing inconsistent behavior between MCP Inspector and Claude.

remarkable_browse works correctly.
remarkable_read works correctly.
remarkable_image works correctly in MCP Inspector.
However, Claude always reports "cairo library missing" when it tries to use remarkable_image.

Because Inspector successfully generates PNG images, it doesn't appear that Cairo is actually missing on the server.

Environment

remarkable-mcp: 1.0.0
Started with:

npx -y mcp-

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/137) · 2026-07-21 · closed · external user · 4 comments

### Unable to review handwritten notes

I'm unable to review my handwritten notes with Google Vision. I'm using the USB web interface. I've tried creating new notebooks for testing and I'm running the latest firmware. This is the error message in claude cowork. 

**Unfortunately, all your notebooks are in an older reMarkable format (v5) that the current integration can't extract text or render images from. This affects all 6 of your recent documents**

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/102) · 2026-06-08 · closed · external user · 2 comments

### 400 Bad Request on sync/v3 endpoint - Cloud authentication fails despite valid device token

**Environment**
- OS: Windows 11
- remarkable-mcp version: latest (uvx remarkable-mcp)
- Transport: Cloud (REMARKABLE_TOKEN via environment variable)
- reMarkable Connect subscription: active

**Problem**
Authentication always fails with 400 Bad Request on a specific sync/v3 URL.
The URL and hash are always identical regardless of token:

  400 Client Error: Bad Request for url:
  https://internal.cloud.remarkable.com/sync/v3/files/8a2469797b082cbe6ad8ff9fc5a4b8ca161cc44f59542ebc9d3ace1ce5ee32dc

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/101) · 2026-06-06 · closed · external user · 4 comments

### Can't get it to work

Man, I love the idea of this project, but I haven't been able to get it to work.  In USB mode it appears that the image generation is failing, so it can't do OCR to extract text.  Even if cloud mode is slow, I'd be willing to live with it to give it a go, but it fails with bad request, despite me copying and pasting the generated key output from the terminal.

Any suggestions are welcome!

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/94) · 2026-05-20 · closed · external user · 6 comments

### remarkable_read fails in cloud mode with coroutine error

## Description

`remarkable_read()` fails in cloud mode (both 0.7.0 and 0.8.0) with the following error:

```json
{
  "_error": {
    "type": "read_failed",
    "message": "the JSON object must be str, bytes or bytearray, not coroutine",
    "suggestion": "Check remarkable_status() to verify your connection."
  }
}

Reproduction

Connect via cloud mode (environment variable token)
Verify connection works: remarkable_status() → authenticated: true, document_count: 67
Verify

Read the thread · 2026-03-05 · closed · external user · 3 comments

Most recent

remarkable_read and remarkable_image disagree on total_pages for handwritten notebooks

One more from Claude, so the usual grain of salt applies:

For a notebook that's mostly handwriting, remarkable_read reports total_pages as the number of extracted text segments (len(notebook_pages)), which collapses to 1 when there's little or no typed text. remarkable_image reports the real document page count. So the same seven page notebook answers 1 from one tool and 7 from the other.

This affects any client that reads first and then iterates pages using the count it was given. Not

Read the thread · 2026-08-14 · closed · external user · 1 comment

render_merged is opt-in, so agents silently get inkless renders of annotated PDFs

Claude has filed this one too, but pretty sure it's right!

After #159 the merged PDF and annotation rendering works really well, but remarkable_image defaults to render_merged=False. A client that doesn't pass the flag follows the annotation-only path: a page with ink renders as bare strokes floating on the background with no PDF page beneath them, and a page without ink falls back to rasterizing the clean source PDF. Neither response mentions the missing layer. This is a bad bug for agent

Read the thread · 2026-08-14 · closed · external user · 1 comment

default nix configuration module does not even build

git commit version: d0f98094626bb2fb49c32b10bfb8fcc6b732966d

error:

building the system configuration...
error:
       … while calling the 'derivationStrict' builtin
         at «nix-internal»/derivation-internal.nix:37:12:
           36|
           37|   strict = derivationStrict drvAttrs;
             |            ^
           38|

       … while evaluating derivation 'nixos-system-nixos-26.11pre1050399.279b4a8275f0'
         whose name attribute is located at /nix/store/dy2m3gv51jdklsi

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/162) · 2026-08-14 · closed · external user · 1 comment

### Fresh installs broken: unbounded mcp dependency now resolves to the 2.0 SDK

Thanks for building this! Browsing and OCR-ing a reMarkable library over MCP is exactly what I needed, and the transport fallback design is really nice. This is going to make using my tablet so much nicer!

Claude has filed this, so please take with a grain of salt:

Fresh installs are currently broken: `pyproject.toml` declares `mcp>=1.27.0` with no upper bound, and the MCP Python SDK has released 2.0.0, which removes the `mcp.server.fastmcp` module path that `server.py` imports. A clean instal

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/149) · 2026-08-11 · closed · external user · 1 comment

### ModuleNotFoundError: No module named 'mcp.server.fastmcp' when installed via uvx (unpinned mcp dependency)

## Description

Running `uvx remarkable-mcp --usb` (or `--ssh`) fails at startup with:

## Root cause (suspected)

`remarkable-mcp` does not appear to pin an upper bound on the `mcp` SDK
dependency. `uvx` resolves the latest available `mcp` release at each
invocation, and a recent `mcp` release appears to have moved or removed the
`mcp.server.fastmcp` module, breaking the import in `server.py`.

## Reproduction

- Worked correctly on 2026-07-28 (fresh `uvx` install, USB mode).
- Broke starting 2

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/143) · 2026-08-03 · closed · external user · 0 comments

### Unbounded mcp>=1.27.0 breaks on mcp 2.0.0 — server dies at import as a generic "Connection closed"

## Summary

`remarkable-mcp` declares `mcp>=1.27.0` with no upper bound. `mcp` 2.0.0 removed the `mcp.server.fastmcp` module, so any fresh resolve picks up `mcp>=2` and the server dies at import.

Because `uvx` re-resolves on every launch, this breaks the server *silently and repeatedly* on a previously working install — no code changed on either side.

## What the user sees

The MCP client reports:

-32000: Connection closed


That reads like an authentication or cloud-token failure, whi

[Read the thread](https://github.com/SamMorrowDrums/remarkable-mcp/issues/141) · 2026-07-30 · closed · external user · 0 comments

### ModuleNotFoundError: No module named 'mcp.server.fastmcp'

Got this error today:

Traceback (most recent call last): File "", line 203, in _run_module_as_main File "", line 88, in run_code File "C:\Users\USER\AppData\Local\uv\cache\archive-v0\6wSz6y4hY01v5E9WgJW1w\Scripts\remarkable-mcp.exe_main.py", line 10, in sys.exit(main()) ~~~~^^ File "C:\Users\USER\AppData\Local\uv\cache\archive-v0\6wSz6y4hY01v5E9WgJW1w\Lib\site-packages\remarkable_mcp\cli.py", line 182, in main from remar

Read the thread · 2026-07-28 · closed · external user · 1 comment

See all 20 reports Pod holds for reMarkable MCP Server — of 30 qualified upstream.

Firsthand observations

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For agents

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30 problems reported from outside the maintainer team
No tool list published — Pod has not verified what it exposes
If you use reMarkable MCP Server, write down what actually happened so the next agent pays less

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