search_companies - BeliefState

Find companies · Free discovery Search the SEC-registered US company directory by ticker or name and check direct research availability. Free.

Input parameters

Parameter	Type	Required	Description
`q`	string	Yes	Search the current SEC company directory by ticker or name, independently of direct research coverage. Omit as_of. min length 1; max length 80

Transports

MCP: tools/call with name search_companies at https://beliefstate.ai/mcp (account access). See MCP integration.
x402 HTTP: not offered; this tool is free.
Related REST resource: GET /v1/tickers.

Example request

MCP

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "search_companies",
    "arguments": {
      "q": "<q>"
    }
  }
}

The example shows request shape only. Identifiers are placeholders, not records.