Atlas / MCP servers / andybrandt / Simple Timeserver

Simple TimeserverCAUTION

Name: Simple Timeserver
Author: andybrandt

mcp/andybrandt/simple-timeserver

MCP server by andybrandt · claude · claude ai · mcp · Audited 2026-10-08

Simple MCP to give Claude ability to check current time as well as know when holidays are, what is the time distance between dates etc.

Verdict

CAUTION

Grade

Trust score

89 /100

Exposed tools

7 7r · 0w · 0d

Transport

streamable-http

License

MIT

Stars

Overview

From the repository's own README, as read at the audited commit. Badges and raw HTML are left out.

[](https://mseep.ai/app/andybrandt-mcp-simple-timeserver)

[](https://archestra.ai/mcp-catalog/andybrandt__mcp-simple-timeserver) [](https://smithery.ai/server/mcp-simple-timeserver)

One of the strange design decisions Anthropic made was depriving Claude of timestamps for messages sent by the user in claude.ai or current time in general. Poor Claude can't tell what time it is! `mcp-simple-timeserver` is a simple MCP server that fixes that.

Available Tools

This server provides the following tools:

All tools (except get_local_time) use accurate time from NTP servers. If NTP is unavailable, they gracefully fall back to local server time with a notice.

Location Support via `get_current_time`

The get_current_time tool supports location parameters to get local time anywhere in the world:

Read from source at commit 203d5afec178OBSERVED · 2026-10-08

Connect

Built from this server's own package name, version and transport as found in its source — not copied from anyone's documentation, so it cannot drift against a page we do not control.

claude-code

claude mcp add mcp-simple-timeserver -- uvx mcp-simple-timeserver

claude-desktop

{
  "mcpServers": {
    "mcp-simple-timeserver": {
      "command": "uvx",
      "args": [
        "mcp-simple-timeserver"
      ]
    }
  }
}

Exposed tools (7)

7 read · 0 write · 0 destructive.

Tool	Risk	Description
`calculate_time_distance`	read
`get_current_time`	read
`get_holidays`	read
`get_local_time`	read
`get_server_time`	read
`get_utc`	read
`is_holiday`	read

Trust audit

CAUTIONgrade B · trust 89/100 Install with care. The audit found things worth knowing before you trust its output.

Layer	What it checks	Result
L0	Provenance & inventory	PASS
L1	Static analysis of the code	WARN
L2	Instruction surface (what it tells the agent)	PASS
L3	Class-specific surface	WARN
L4	Behavioural (sandbox)	SKIPPED

What the source does

Filesystem: UNDECLARED (1 observation(s))
Network: declared (5 observation(s))
Shell: none-observed
Dependencies: pinned
Secrets in source: none-found

Findings (8)

MEDIUMFilesystem / path · fs.destructive · CWE-22, CWE-59

dxt/prepare-DXT.py:70

shutil.rmtree(build_dir)

MEDIUMAuth / authz · mcp.remote_no_auth · CWE-287, CWE-862

streamable-http

Why it matters. a network transport with no auth environment variable found

Fix. require a token