the authentication response property const value changed from Bearer API key required for data endpoints; discovery (/api/v1) health /api/v1/platforms and the MCP handshake (initialize ping tools/list on /api/v1/mcp) are public. A 401 carries WWW-Authenticate with the resource_metadata URL. to Bearer API key required for data endpoints; discovery (/api/v1) health /api/v1/platforms the Pick of the Day commitment ledger (/api/v1/pick-of-the-day/ledger) and the MCP handshake (initialize ping tools/list on /api/v1/mcp) are public. A 401 carries WWW-Authenticate with the resource_metadata URL. for the status 200