Environment variable MCP_REQUEST_STATE_KEY
No value of this variable is held in this registry. The registry knows only the name the source states.
Entries naming MCP_REQUEST_STATE_KEY as an ordinary environment variable
| Livespace CRM MCP Server | io.github.proAutomator/livespace-crm-mcp | Unofficial local MCP server for Livespace CRM with read tools and guarded writes. |
|---|---|---|
| com.bluecat/integritymcp | com.bluecat/integritymcp | BlueCat Integrity MCP Server (formerly bammcp) |
| ntfy-mcp-server in namespace io.github | io.github.cyanheads/ntfy-mcp-server | Send, manage, and replay ntfy push notifications via MCP. |
Start of the description from the source registry (first sentence, at most 160 characters), untranslated and unverified
Entries naming MCP_REQUEST_STATE_KEY as a secret required variable
No entry.
What the sources write about this name
| Livespace CRM MCP Server | Random HMAC key of at least 32 bytes. Required when writes are enabled. |
|---|---|
| com.bluecat/integritymcp | HMAC key (at least 32 bytes) sealing the approval-gated write tools' requestState on MCP 2026-07-28 connections (#1031). Optional: unset uses a random per-process key, which is fine for a single replica; set the same value on every replica of a multi-replica deployment. |
| ntfy-mcp-server in namespace io.github | Recommended for HTTP. Key (>= 32 bytes, the same on every instance) that seals the requestState carrying the consent-record id of a confirmation prompt, bound to the caller for 900 s; a forged, tampered, or expired state is rejected before the handler runs. |
Taken verbatim from the source, one line per entry. The text is a vendor's own statement and is neither checked nor shortened.
To the environment variable index
Version of the extraction rule: 1.1. The names are formed by splitting the stored original data at the separator this registry set when reading it in. Counted across the 41,867 published entries.
tracevero · https://tracevero.com/variable/MCP_REQUEST_STATE_KEY