Otskit MCP

OpenTimestamps MCP server - stamp, upgrade, and verify Bitcoin timestamps via AI agents. It runs locally over stdio via the published package.

People who work with bitcoin, opentimestamps and otskit and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-09-14 · ★ 3 · #76 OF 318 MAINTAINED FINANCE · VERIFIED 2026-09-18

MIT · TypeScript servers · how we verify → /methodology

01 · Install Otskit MCP

Claude Code

claude mcp add otskit-otskit-mcp -- npx -y @otskit/mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "otskit-otskit-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@otskit/mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package @otskit/mcp - published under the repo owner's npm scope (@otskit)

registry registry publisher io.github.AlexAlves87 is not the repo owner (otskit) - the registry entry was published by someone else

03 · What Otskit MCP can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.10.0 · 2026-09-13

0.10.0 (2026-09-13) · require chain verification for timestamp confirmation

v0.9.0 · 2026-09-06

0.9.0 (2026-09-06) · verify external OpenTimestamps proofs

v0.8.5 · 2026-08-05

0.8.5 (2026-08-05) · bump hono and undici to patch remaining security advisories

04 · Who maintains Otskit MCP

otskit-mcp is maintained by otskit. It's the only MCP server we track from this author; the repo dates to Jun 2026.

05 · Facts

repository: github.com/otskit/otskit-mcp
category: finance - ranked #76 of 318 actively-maintained finance servers as of 2026-09-18.
release cadence: 5 releases in the last 90 days (latest 2026-09-13)
registry: io.github.AlexAlves87/otskit-mcp (active, first published 2026-06-04)
packages: npm:@otskit/mcp

06 · Otskit MCP FAQ

What is Otskit MCP?

OpenTimestamps MCP server - stamp, upgrade, and verify Bitcoin timestamps via AI agents. It runs locally over stdio via the published package.

Is Otskit MCP still maintained?

Yes - as of 2026-09-18, its last commit was 2026-09-14 and it shipped 5 releases in the last 90 days. We re-verify nightly.

How do I install Otskit MCP?

Run `npx -y @otskit/mcp`. You can also paste the ready-made client config above.

Does Otskit MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Otskit MCP

Alternatives to Otskit MCP

Maintained finance servers if Otskit MCP isn't the fit.

Pairs well with

Servers that cover what Otskit MCP doesn't - only shown when the pairing reason fits the companion.

More finance MCP servers · Northdata MCP · Quant Brain MCP · Etld MCP Server · Monad MCP · Monzo MCP

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