Check, diff and history of MCP tool definitions, from a public signed log of 88k+ servers.
Connect Runs on your machine
claude mcp add histor -e HISTOR_MCP_REMOTE=<HISTOR_MCP_REMOTE> -- uvx aimarket-histor==0.9.1
{
"mcpServers": {
"histor": {
"command": "uvx",
"args": [
"aimarket-histor==0.9.1"
],
"env": {
"HISTOR_MCP_REMOTE": "<HISTOR_MCP_REMOTE>"
}
}
}
}
{
"mcpServers": {
"histor": {
"command": "uvx",
"args": [
"aimarket-histor==0.9.1"
],
"env": {
"HISTOR_MCP_REMOTE": "<HISTOR_MCP_REMOTE>"
}
}
}
}
{
"servers": {
"histor": {
"type": "stdio",
"command": "uvx",
"args": [
"aimarket-histor==0.9.1"
],
"env": {
"HISTOR_MCP_REMOTE": "<HISTOR_MCP_REMOTE>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
HISTOR_MCP_REMOTEOptional | Public HISTOR instance to query (default https://histor.modelmarket.dev). Pass --local to serve your own log from HISTOR_DATA_DIR instead. |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 13 Nov 2026 |
| Last updated | 13 Nov 2026 |
| Registry name | io.github.alexar76/histor |
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