Oracle3 prediction-market arbitrage checks
io.github.YichengYang-Ethan/oracle3 ยท v1.2.2
Kalshi and Polymarket data, venue fees, no-arbitrage checks and paper execution for AI agents.
Connect Runs on your machine
claude mcp add oracle3 -e ORACLE3_MCP_LEDGER=<ORACLE3_MCP_LEDGER> -- uvx oracle3==1.2.2
{
"mcpServers": {
"oracle3": {
"command": "uvx",
"args": [
"oracle3==1.2.2"
],
"env": {
"ORACLE3_MCP_LEDGER": "<ORACLE3_MCP_LEDGER>"
}
}
}
}
{
"mcpServers": {
"oracle3": {
"command": "uvx",
"args": [
"oracle3==1.2.2"
],
"env": {
"ORACLE3_MCP_LEDGER": "<ORACLE3_MCP_LEDGER>"
}
}
}
}
{
"servers": {
"oracle3": {
"type": "stdio",
"command": "uvx",
"args": [
"oracle3==1.2.2"
],
"env": {
"ORACLE3_MCP_LEDGER": "<ORACLE3_MCP_LEDGER>"
}
}
}
}
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 |
|---|---|
ORACLE3_MCP_LEDGEROptional | Path of the local paper-trading ledger (default ~/.oracle3/mcp_paper_ledger.json) |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 30 Sep 2026 |
| Last updated | 30 Sep 2026 |
| Registry name | io.github.YichengYang-Ethan/oracle3 |
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