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com.pcrzero/mcp

Local package path declaredNo credentials listedRepository declared by sourceUpdated 2026-08-13

com.pcrzero/mcp · Registry status: active

At a glance

Issue signed receipts for AI agent actions; verify any receipt offline - free, no account.

Vendor's own description, untranslated and unverified

Execution location
Local package path declaredMCP-Register · 2026-08-10
Required secrets declared
No credentials listedMCP-Register · 2026-08-10
Declared version and change
0.2.0 · Source-reported change date 2026-08-13MCP-Register · 2026-08-14
Repository as declared
github.com/Scytalex-LLC/pcrzero-mcpMCP-Register · 2026-08-10
Configuration
can be built from the disclosed start template

Inspect connection paths and prerequisites

Related categories

Page last changed:

Sources and collection
Runs
Local package path declared
Credentials
No credentials listed
Registry record changed
2026-08-13
Setup
Template available
Registry name
com.pcrzero/mcp
Package coordinate
npm:@scytalex-llc/pcrzero-mcp
Declared version
0.2.0
Source-reported listing date
2026-08-13
Source-reported change date
2026-08-13
First seen by tracevero
2026-08-10
Vendor's website
https://pcrzero.com/mcp

Evidence for this page: The values on this page come from several collections. Each row therefore states its own origin. What the confidence levels mean

Measured values

Measured values
Required secrets declaredNo credentials listed no
Original data – Required secret variables (raw): confirmed absent
Original data – Required secret headers (raw): confirmed absent
Source: MCP-Register · collected on 2026-08-10 · derived
Execution locationLocal package path declared local
Original data – Transports (raw): stdio, streamable-http, streamable-http
Source: MCP-Register · collected on 2026-08-10 · derived
Path argument presentno
Original data – Path arguments (raw): confirmed absent
Original data – Path environment variables (raw): confirmed absent
Source: MCP-Register · collected on 2026-08-10 · derived
Repository URL listedRepository declared by source yes
Original data – Repository (raw): https://github.com/Scytalex-LLC/pcrzero-mcp
Source: MCP-Register · collected on 2026-08-10 · derived
Declared version0.2.0
Source: MCP-Register · collected on 2026-08-14 · self-declared

What is measured is what a manifest declares, not what a piece of software does. This registry fetches no repository URL, no endpoint and no package index; nothing here is verified. Which value comes from which source, and by which rule it was formed, is set out in the Methodology.

Where this server connects to

Address as stated in the raw record
https://mcp.pcrzero.com/mcp
Host
mcp.pcrzero.com Entries carrying exactly this value: 1

Taken verbatim from the raw record. The registry does not call this address and does not infer a shared operator from a shared host.

Source data25

Evidence for this page: The values on this page come from several collections. Each row therefore states its own origin.

Raw values
Description (raw)Issue signed receipts for AI agent actions; verify any receipt offline - free, no account.
Source: MCP-Register · collected on 2026-08-26 · self-declared
Environment variables (raw)PCRZERO_API_KEY, PCRZERO_MCP_TRANSPORT, PCRZERO_MCP_AUTH_MODE, PCRZERO_API_KEY
Source: MCP-Register · collected on 2026-08-14 · self-declared
Required secret variables (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-10 · self-declared
Transports (raw)stdio, streamable-http, streamable-http
Source: MCP-Register · collected on 2026-08-14 · self-declared
Path arguments (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-10 · self-declared
Repository (raw)https://github.com/Scytalex-LLC/pcrzero-mcp
Source: MCP-Register · collected on 2026-08-10 · self-declared
Package registries (raw)npm, npm
Source: MCP-Register · collected on 2026-08-14 · self-declared
Required secret headers (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
Path environment variables (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
Remote URLs (raw)https://mcp.pcrzero.com/mcp
Source: MCP-Register · collected on 2026-08-16 · self-declared
Remote hosts (raw)mcp.pcrzero.com
Source: MCP-Register · collected on 2026-08-16 · self-declared
Registry status message (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
First listed in the registry (raw)2026-08-13
Source: MCP-Register · collected on 2026-08-16 · self-declared
Last changed in the registry (raw)2026-08-13
Source: MCP-Register · collected on 2026-08-16 · self-declared
Schema version of the raw record (raw)https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json
Source: MCP-Register · collected on 2026-08-16 · self-declared
Delivery form (raw)package and remote
Source: MCP-Register · collected on 2026-08-16 · self-declared
Repository platform (raw)github
Source: MCP-Register · collected on 2026-08-16 · self-declared
Repository subfolder (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
Package identifiers (raw)@scytalex-llc/pcrzero-mcp
Source: MCP-Register · collected on 2026-08-16 · self-declared
Package versions (raw)0.2.0
Source: MCP-Register · collected on 2026-08-16 · self-declared
Runtime hints (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
Environment variable formats (raw)string
Source: MCP-Register · collected on 2026-08-16 · self-declared
Environment variable descriptions (raw)PCRZERO_API_KEY=Optional process env API key for env_key (loopback) mode only. Never used as a shared multi-client key in client_key mode. issue_receipt always requires a key. · PCRZERO_API_KEY=PCRZERO API key (ak_live_… / ak_test_…). Optional for stdio free tools; required for issue_receipt. In streamable-http client_key mode, prefer per-request Authorization header instead. · PCRZERO_MCP_AUTH_MODE=HTTP auth mode: client_key (default, per-request API key header — required for remote/Bazaar) or env_key (loopback sidecar only). · PCRZERO_MCP_TRANSPORT=Set to http to enable streamable-http transport (default stdio).
Source: MCP-Register · collected on 2026-08-16 · self-declared
Icon formats (raw)confirmed absent
Source: MCP-Register · collected on 2026-08-16 · self-declared
Connection paths (source structure){"packages":[{"registryType":"npm","identifier":"@scytalex-llc/pcrzero-mcp","version":"0.2.0","transport":"stdio","environment":[{"name":"PCRZERO_API_KEY","description":"PCRZERO API key (ak_live_… / ak_test_…). Optional for stdio free tools; required for issue_receipt. In streamable-http client_key mode, prefer per-request Authorization header instead.","format":"string","required":false,"secret":true}],"additional_arguments_declared":false},{"registryType":"npm","identifier":"@scytalex-llc/pcrzero-mcp","version":"0.2.0","transport":"streamable-http","environment":[{"name":"PCRZERO_MCP_TRANSPORT","description":"Set to http to enable streamable-http transport (default stdio).","format":"string","required":false,"secret":false},{"name":"PCRZERO_MCP_AUTH_MODE","description":"HTTP auth mode: client_key (default, per-request API key header — required for remote/Bazaar) or env_key (loopback sidecar only).","format":"string","required":false,"secret":false},{"name":"PCRZERO_API_KEY","description":"Optional process env API key for env_key (loopback) mode only. Never used as a shared multi-client key in client_key mode. issue_receipt always requires a key.","format":"string","required":false,"secret":true}],"additional_arguments_declared":false}],"remotes":[{"url":"https://mcp.pcrzero.com/mcp","transport":"streamable-http","headers":[{"name":"Authorization","description":"Bearer ak_live_… / ak_test_…. Required only for issue_receipt. verify_receipt and get_keyset work without it.","format":"string","required":false,"secret":true}]}]}
Source: MCP-Register · collected on 2026-09-08 · self-declared
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Changes

Changes
2026-09-08Connection paths (source structure): – → {"packages":[{"registryType":"npm","identifier":"@scytalex-llc/pcrzero-mcp","version":"0.2.0","transport":"stdio","environment":[{"name":"PCRZERO_API_KEY","description":"PCRZERO API key (ak_live_… / ak_test_…). Optional for stdio free tools; required for issue_receipt. In streamable-http client_key mode, prefer per-request Authorization header instead.","format":"string","required":false,"secret":true}],"additional_arguments_declared":false},{"registryType":"npm","identifier":"@scytalex-llc/pcrzero-mcp","version":"0.2.0","transport":"streamable-http","environment":[{"name":"PCRZERO_MCP_TRANSPORT","description":"Set to http to enable streamable-http transport (default stdio).","format":"string","required":false,"secret":false},{"name":"PCRZERO_MCP_AUTH_MODE","description":"HTTP auth mode: client_key (default, per-request API key header — required for remote/Bazaar) or env_key (loopback sidecar only).","format":"string","required":false,"secret":false},{"name":"PCRZERO_API_KEY","description":"Optional process env API key for env_key (loopback) mode only. Never used as a shared multi-client key in client_key mode. issue_receipt always requires a key.","format":"string","required":false,"secret":true}],"additional_arguments_declared":false}],"remotes":[{"url":"https://mcp.pcrzero.com/mcp","transport":"streamable-http","headers":[{"name":"Authorization","description":"Bearer ak_live_… / ak_test_…. Required only for issue_receipt. verify_receipt and get_keyset work without it.","format":"string","required":false,"secret":true}]}]}
2026-08-26Description (raw): – → Issue signed receipts for AI agent actions; verify any receipt offline - free, no account.
2026-08-16Last changed in the registry (raw): – → 2026-08-13

These are the 3 most recent changes to this entry. Full history

tracevero · https://tracevero.com/mcp/com-pcrzero-mcp