droid-mcp-core/io.droidmcp.core.protocol/McpProtocolImpl/Companion/SUPPORTED_PROTOCOL_VERSIONS

SUPPORTED_PROTOCOL_VERSIONS

val SUPPORTED_PROTOCOL_VERSIONS: List<String>

MCP protocol revisions this server speaks, newest first. initialize echoes the client's version when listed here and otherwise offers the first entry; the HTTP transport rejects an MCP-Protocol-Version header outside this list.