Documentation

Reference

Full tool index, error codes, troubleshooting, limitations and FAQ.

All 31 tools with arguments, in one table.

Troubleshooting

Specific symptoms and what causes them.

Protocol codes and tool error results.

What it cannot do, stated plainly.

The questions we get asked.

At a glance


Endpoint	`https://mcp.vulnetix.com/mcp`
Method	`POST` only
Protocol	2026-07-28, with 2025-era clients served too
Auth	`Authorization: ApiKey <orgId>:<hex>`
Tools	31
Prompts	33
Health	`GET https://mcp.vulnetix.com/health`
Discovery	`GET /.well-known/oauth-protected-resource`
Source	github.com/Vulnetix/mcp-server

All 31 tools with their arguments and defaults, in one table.

Troubleshooting

Specific symptoms, what causes them, and how to confirm, ordered by how often they happen.

Protocol-level error codes versus tool error results, and why a rate limit is not an HTTP 429.

What the server cannot do, why, and what to use instead. Stated plainly instead of buried.

The questions people ask before and after connecting.