MCPLow riskUnclaimed
Orca MCP Server
Go from natural language to verified finite state machines — topology bugs caught before code runs.
jascaljascal/orca-mcp-server
server.json
{
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"name": "io.github.jascal/orca-mcp-server",
"description": "Go from natural language to verified finite state machines — topology bugs caught before code runs.",
"title": "Orca MCP Server",
"repository": {
"url": "https://github.com/jascal/orca-lang",
"source": "github",
"id": "1189955224",
"subfolder": "packages/mcp-server"
},
"version": "0.1.30",
"packages": [
{
"registryType": "npm",
"identifier": "@orcalang/orca-mcp-server",
"version": "0.1.30",
"runtimeHint": "npx",
"transport": {
"type": "stdio"
},
"environmentVariables": [
{
"description": "Anthropic API key for LLM-powered tools (generate_machine, generate_multi_machine, refine_machine, generate_actions with use_llm). Not required for parse_machine, verify_machine, compile_machine, or server_status.",
"isSecret": true,
"name": "ANTHROPIC_API_KEY"
},
{
"description": "LLM provider to use: anthropic (default), openai, grok, or ollama.",
"default": "anthropic",
"name": "ORCA_PROVIDER"
},
{
"description": "Model name to use for LLM tools. Defaults to claude-sonnet-4-6 for Anthropic.",
"name": "ORCA_MODEL"
}
]
}
]
}Permissions
DeclaredDetected
Runs code—
nodeInstalls—
npm:@orcalang/orca-mcp-server@0.1.30Runs install scripts—None
NetworkNoneNone
Needs credentials
ANTHROPIC_API_KEYANTHROPIC_API_KEYOutside the workspace—None
Agent tools—None
Checks
Low risk · Nothing worth a warning was found.
Not reviewed by a person · Checked by rules; the model review is not switched on yet.
Versions
- #10.1.30latestOct 7, 2026
Orca MCP ServerOpen in Codeg