mcpcost

io.github.pranjal2410719/dev-mcp

Dev MCP

Is the Dev MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-08.

AI Engineering Operating System for developer workflows.

alive probed 2026-11-14 · unchanged since 2026-11-08

91tools
13ktokens in Claude Opus 5.5
6.6 %of Claude's 200k window
5.3×the median server
2.8 sto initialize
31 msto list tools
Run it
uvx braynix-dev-mcp@2.2.0 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
dev-mcp 3.4.11
Capabilities
experimental, extensions, logging, prompts, resources, tools
Instructions
306 characters
Of a 1M window
1.3 % of a 1M context window
Count
13k tokens in Claude Opus 5.5, exact, measured 2026-11-08. With the Claude Code prefix mcp__…__ on each tool name: 14k. The o200k_base estimate is 7.2k. Counted again when the tool definitions change. Method.
Repository
https://github.com/pranjal2410719/dev-mcp
Registry
active, updated 2026-11-07 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.85×.

Tool≈ Claude tokenso200k estimateShare of this server
search_code3892103 %
create_task2981612 %
read_file2891562 %
add_task2831532 %
update_task2721472 %

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

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