fastmcp/docs/python-sdk/fastmcp-utilities-version_check.mdx
Jeremiah Lowin 9b248a15b3
Update repository references for transfer to prefecthq (#3207)
* Update repository references from jlowin/fastmcp to prefecthq/fastmcp

* Retrigger CI after repo transfer

* chore: Update SDK documentation

* Only run deep triage on bug issues for jlowin

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Co-authored-by: marvin-context-protocol[bot] <225465937+marvin-context-protocol[bot]@users.noreply.github.com>
2026-02-18 10:33:56 -05:00

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---
title: version_check
sidebarTitle: version_check
---
# `fastmcp.utilities.version_check`
Version checking utilities for FastMCP.
## Functions
### `get_latest_version` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/utilities/version_check.py#L98" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
```python
get_latest_version(include_prereleases: bool = False) -> str | None
```
Get the latest version of FastMCP from PyPI, using cache when available.
**Args:**
- `include_prereleases`: If True, include pre-release versions.
**Returns:**
- The latest version string, or None if unavailable.
### `check_for_newer_version` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/utilities/version_check.py#L124" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
```python
check_for_newer_version() -> str | None
```
Check if a newer version of FastMCP is available.
**Returns:**
- The latest version string if newer than current, None otherwise.