Silica Core runs on your own machine — the client starts it, so there is no endpoint to ping. 244 installs a week from pypi. Last commit 27 Oct 2026.
Retrieval over the folder the session opened: files, search, read, code_pack, write_note.
What the code does
We read the source, 5 d ago · rules 995398eba69f
Things with no honest explanation: a promise that contradicts the code, code that runs at install time while hiding what it does, data leaving the machine.
proc = subprocess.run(
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
этот файл ставится пользователю, но в репозитории его нет
return subprocess.run(
joined = posixpath.normpath(posixpath.join(base, target))
f for f in src_dir.iterdir()
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found things in this code
Code changes quietly between releases, and nobody reads the diff of a dependency. We do, on every release — watch Silica Core and you get told the day something new turns up.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add silica-core -- uvx silica-core{
"mcpServers": {
"silica-core": {
"command": "uvx",
"args": [
"silica-core"
]
}
}
}[mcp_servers.silica-core]
command = "uvx"
args = ["silica-core"]{
"mcpServers": {
"silica-core": {
"command": "uvx",
"args": [
"silica-core"
]
}
}
}{
"servers": {
"silica-core": {
"type": "stdio",
"command": "uvx",
"args": [
"silica-core"
]
}
}
}Optional settings from the registry entry, left out of the block above:
SILICA_VAULT (Folder to index and serve. Unset means the directory the client launched the server in).
Alternatives to Silica Core
same job, measured the same wayCode context for AI dev tools: pack-scoped, cited code retrieval over MCP.
Pack local or remote codebases into AI-friendly files that LLMs and coding agents can read or search
Local LLM does Claude's bulk work: reads logs and files, researches the web, writes test-gated code.
Local LLM does Claude's bulk work: reads logs and files, researches the web, writes test-gated code.
Local semantic and keyword search over the markdown in a repo or notes folder.
A repository wiki of Markdown pages anchored to real code: read, search, and verified writes.
One record of code, files and pages that people and agents read and write, with lanes and git.
Retrieves code by symbol via tree-sitter, so an agent reads the function it needs, not the file.
Silica Core — questions
Answers built from our own checks of this server.