com.accessibilitybrief/mcp

AccessibilityBrief

Is the AccessibilityBrief MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-03.

Find WCAG 2.2 accessibility issues on your website, get the exact code fix, and rescan to confirm.

alive probed 2026-11-14 · unchanged since 2026-11-03

7tools

1.4ktokens in Claude Opus 5.5

0.7 %of Claude's 200k window

0.6×the median server

247 msto initialize

10 msto list tools

Run it: npx -y accessibilitybrief@1.1.2 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: accessibilitybrief 1.1.2
Capabilities: tools
Instructions: 382 characters
Of a 1M window: 0.1 % of a 1M context window
Count: 1.4k tokens in Claude Opus 5.5, exact, measured 2026-11-03. With the Claude Code prefix mcp__…__ on each tool name: 1.5k. The o200k_base estimate is 809. Counted again when the tool definitions change. Method.
Website: https://accessibilitybrief.com/docs/mcp
Registry: active, updated 2026-11-03 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.78×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
mark_issue_status	342	192	24 %
get_issue_groups	261	147	18 %
get_fix_prompt	249	140	17 %
start_scan	212	119	15 %
get_scan	169	95	12 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention accessibility or confirm.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.