diff --git a/README.md b/README.md
index f1749cb..a18ec85 100644
--- a/README.md
+++ b/README.md
@@ -170,8 +170,8 @@ const run = () => {
     return
   }
 
-  generateTypeDefinitions(document, { outputPath: './client/generated/types.ts' })
-  generateTypeDefinitions(document, { outputPath: './api/generated/types.ts' })
+  generateTypeDefinitions(document, { outputFilePath: './client/generated/types.ts' })
+  generateTypeDefinitions(document, { outputFilePath: './api/generated/types.ts' })
 }
 
 run()
diff --git a/packages/openapi-kit/README.md b/packages/openapi-kit/README.md
index f1749cb..a18ec85 100644
--- a/packages/openapi-kit/README.md
+++ b/packages/openapi-kit/README.md
@@ -170,8 +170,8 @@ const run = () => {
     return
   }
 
-  generateTypeDefinitions(document, { outputPath: './client/generated/types.ts' })
-  generateTypeDefinitions(document, { outputPath: './api/generated/types.ts' })
+  generateTypeDefinitions(document, { outputFilePath: './client/generated/types.ts' })
+  generateTypeDefinitions(document, { outputFilePath: './api/generated/types.ts' })
 }
 
 run()
diff --git a/packages/openapi-kit/cli/index.ts b/packages/openapi-kit/cli/index.ts
index 442a998..51c00c1 100644
--- a/packages/openapi-kit/cli/index.ts
+++ b/packages/openapi-kit/cli/index.ts
@@ -15,9 +15,14 @@ import { createDirectory, fileExists } from '../src/utils/fileSystem'
 interface RunOptions {
   openAPIFilePath: string
   outputDirectoryPath: string
+  prettyOutput: boolean
 }
 
-const run = async ({ openAPIFilePath, outputDirectoryPath }: RunOptions) => {
+const run = async ({
+  openAPIFilePath,
+  outputDirectoryPath,
+  prettyOutput,
+}: RunOptions) => {
   const filePath = path.resolve(process.cwd(), openAPIFilePath)
   const document = await parseDocument(filePath)
   if (!document) {
@@ -32,44 +37,50 @@ const run = async ({ openAPIFilePath, outputDirectoryPath }: RunOptions) => {
     '.ts',
     '',
   )}`
-  const typeDefinitionsOutputPath = path.resolve(
+  const typeDefinitionsOutputFilePath = path.resolve(
     process.cwd(),
     outputDirectoryPath,
     typeDefinitionsFileName,
   )
   const apiClientFileName = 'apiClient.ts'
   const apiClientImportPath = `./${apiClientFileName.replace('.ts', '')}`
-  const apiClientOutputPath = path.resolve(
+  const apiClientOutputFilePath = path.resolve(
     process.cwd(),
     outputDirectoryPath,
     apiClientFileName,
   )
   const mockDataFileName = 'mockData.ts'
-  const mockOutputPath = path.resolve(
+  const mockOutputFilePath = path.resolve(
     process.cwd(),
     outputDirectoryPath,
     mockDataFileName,
   )
   const reactQueryHooksFileName = 'reactQuery.tsx'
-  const reactQueryHooksOutputPath = path.resolve(
+  const reactQueryHooksOutputFilePath = path.resolve(
     process.cwd(),
     outputDirectoryPath,
     reactQueryHooksFileName,
   )
 
-  generateTypeDefinitions(document, { outputPath: typeDefinitionsOutputPath })
+  generateTypeDefinitions(document, {
+    outputFilePath: typeDefinitionsOutputFilePath,
+    prettyOutput,
+  })
   generateAPIClient(document, {
-    outputPath: apiClientOutputPath,
+    outputFilePath: apiClientOutputFilePath,
     typeDefinitionsImportPath,
+    prettyOutput,
   })
   generateMockData(document, {
-    outputPath: mockOutputPath,
+    outputFilePath: mockOutputFilePath,
     typeDefinitionsImportPath,
+    prettyOutput,
   })
   generateReactQueryHooks(document, {
-    outputPath: reactQueryHooksOutputPath,
+    outputFilePath: reactQueryHooksOutputFilePath,
     typeDefinitionsImportPath,
     apiClientImportPath,
+    prettyOutput,
   })
 }
 
@@ -90,6 +101,12 @@ yargs(hideBin(process.argv))
         describe: 'Output directory',
         demandOption: true,
       },
+      prettyOutput: {
+        type: 'boolean',
+        default: false,
+        describe: 'Wether or not the output should be formatted using Prettier',
+        demandOption: false,
+      },
     },
     (argv) => {
       if (!fileExists(argv.file)) {
@@ -108,6 +125,7 @@ yargs(hideBin(process.argv))
       run({
         openAPIFilePath: argv.file,
         outputDirectoryPath: argv.outputDir,
+        prettyOutput: argv.prettyOutput,
       }).catch(() => {
         console.log('An error ocurred')
         process.exit(1)
diff --git a/packages/openapi-kit/src/generators/apiClient/index.ts b/packages/openapi-kit/src/generators/apiClient/index.ts
index b4dcdb0..4e35c13 100644
--- a/packages/openapi-kit/src/generators/apiClient/index.ts
+++ b/packages/openapi-kit/src/generators/apiClient/index.ts
@@ -11,7 +11,11 @@ import { APIClientGeneratorOptions } from './types'
 
 export const generateAPIClient = async (
   document: OpenAPIDocument,
-  { outputPath, typeDefinitionsImportPath }: APIClientGeneratorOptions,
+  {
+    outputFilePath,
+    typeDefinitionsImportPath,
+    prettyOutput = false,
+  }: APIClientGeneratorOptions,
 ) => {
   const lines: string[] = [...getHeaderLines(typeDefinitionsImportPath)]
   const operations = getOperations(document)
@@ -43,6 +47,6 @@ export const generateAPIClient = async (
     'export type APIClient = ReturnType<typeof getAPIClient>',
   )
 
-  const fileContent = await formatOutput(lines.join('\n'))
-  writeFile(outputPath, fileContent)
+  const fileContent = await formatOutput(lines.join('\n'), prettyOutput)
+  writeFile(outputFilePath, fileContent)
 }
diff --git a/packages/openapi-kit/src/generators/apiClient/types.ts b/packages/openapi-kit/src/generators/apiClient/types.ts
index 8b2879d..c8911ee 100644
--- a/packages/openapi-kit/src/generators/apiClient/types.ts
+++ b/packages/openapi-kit/src/generators/apiClient/types.ts
@@ -1,4 +1,5 @@
-export interface APIClientGeneratorOptions {
+import { GeneratorOptions } from '../types'
+
+export interface APIClientGeneratorOptions extends GeneratorOptions {
   typeDefinitionsImportPath: string
-  outputPath: string
 }
diff --git a/packages/openapi-kit/src/generators/mockData/index.ts b/packages/openapi-kit/src/generators/mockData/index.ts
index 09f662a..35f096a 100644
--- a/packages/openapi-kit/src/generators/mockData/index.ts
+++ b/packages/openapi-kit/src/generators/mockData/index.ts
@@ -1,16 +1,18 @@
-import { capitalize } from 'lodash'
-
 import { OpenAPIDocument } from '../../types'
 import { writeFile } from '../../utils/fileSystem'
 import { formatOutput } from '../../utils/format'
 import { getOperations, isResponseObject } from '../../utils/openAPI'
-import { toTypeName, toValidIdentifier } from '../../utils/typescript'
+import { toTypeName } from '../../utils/typescript'
 import { generateMock, logResolvedRefsCallStackExceeded } from './functions'
 import { MockDataGeneratorOptions } from './types'
 
 export const generateMockData = async (
   document: OpenAPIDocument,
-  { outputPath, typeDefinitionsImportPath }: MockDataGeneratorOptions,
+  {
+    outputFilePath,
+    typeDefinitionsImportPath,
+    prettyOutput = false,
+  }: MockDataGeneratorOptions,
 ) => {
   const operations = getOperations(document)
   const lines: string[] = [
@@ -32,10 +34,7 @@ export const generateMockData = async (
         return
       }
 
-      const mockName = `${pascalCaseOperationId}Response${capitalize(
-        toValidIdentifier(name),
-      )}`
-
+      const mockName = `${pascalCaseOperationId}Response${toTypeName(name)}`
       const type = `Paths.${pascalCaseOperationId}.Responses.${toTypeName(
         name,
       )}`
@@ -48,7 +47,7 @@ export const generateMockData = async (
     }
   })
 
-  const fileContent = await formatOutput(lines.join('\n'))
-  writeFile(outputPath, fileContent)
+  const fileContent = await formatOutput(lines.join('\n'), prettyOutput)
+  writeFile(outputFilePath, fileContent)
   logResolvedRefsCallStackExceeded(resolvedRefs)
 }
diff --git a/packages/openapi-kit/src/generators/mockData/types.ts b/packages/openapi-kit/src/generators/mockData/types.ts
index 544271a..28e2e29 100644
--- a/packages/openapi-kit/src/generators/mockData/types.ts
+++ b/packages/openapi-kit/src/generators/mockData/types.ts
@@ -1,4 +1,5 @@
-export interface MockDataGeneratorOptions {
+import { GeneratorOptions } from '../types'
+
+export interface MockDataGeneratorOptions extends GeneratorOptions {
   typeDefinitionsImportPath: string
-  outputPath: string
 }
diff --git a/packages/openapi-kit/src/generators/reactQuery/index.ts b/packages/openapi-kit/src/generators/reactQuery/index.ts
index 7a8935c..f96be60 100644
--- a/packages/openapi-kit/src/generators/reactQuery/index.ts
+++ b/packages/openapi-kit/src/generators/reactQuery/index.ts
@@ -8,9 +8,10 @@ import { ReactQueryGeneratorOptions } from './types'
 export const generateReactQueryHooks = async (
   document: OpenAPIDocument,
   {
-    outputPath,
+    outputFilePath,
     typeDefinitionsImportPath,
     apiClientImportPath,
+    prettyOutput = false,
   }: ReactQueryGeneratorOptions,
 ) => {
   const lines: string[] = [
@@ -30,7 +31,7 @@ export const generateReactQueryHooks = async (
       lines.push(...buildMutation(operation))
     })
 
-  const fileContent = await formatOutput(lines.join('\n'))
+  const fileContent = await formatOutput(lines.join('\n'), prettyOutput)
 
-  writeFile(outputPath, fileContent)
+  writeFile(outputFilePath, fileContent)
 }
diff --git a/packages/openapi-kit/src/generators/reactQuery/types.ts b/packages/openapi-kit/src/generators/reactQuery/types.ts
index 11ea295..573b11e 100644
--- a/packages/openapi-kit/src/generators/reactQuery/types.ts
+++ b/packages/openapi-kit/src/generators/reactQuery/types.ts
@@ -1,5 +1,6 @@
-export interface ReactQueryGeneratorOptions {
+import { GeneratorOptions } from '../types'
+
+export interface ReactQueryGeneratorOptions extends GeneratorOptions {
   typeDefinitionsImportPath: string
   apiClientImportPath: string
-  outputPath: string
 }
diff --git a/packages/openapi-kit/src/generators/typeDefinitions/index.ts b/packages/openapi-kit/src/generators/typeDefinitions/index.ts
index 6b81d06..e7ebd81 100644
--- a/packages/openapi-kit/src/generators/typeDefinitions/index.ts
+++ b/packages/openapi-kit/src/generators/typeDefinitions/index.ts
@@ -7,7 +7,7 @@ import { TypeDefinitionsGeneratorOptions } from './types'
 
 export const generateTypeDefinitions = async (
   document: OpenAPIDocument,
-  { outputPath }: TypeDefinitionsGeneratorOptions,
+  { outputFilePath, prettyOutput = false }: TypeDefinitionsGeneratorOptions,
 ) => {
   const schema = parseSchema(document as JsonSchema)
 
@@ -24,7 +24,8 @@ export const generateTypeDefinitions = async (
 
   const fileContent = await formatOutput(
     result.replace(/declare namespace/g, 'export declare namespace'),
+    prettyOutput,
   )
 
-  writeFile(outputPath, fileContent)
+  writeFile(outputFilePath, fileContent)
 }
diff --git a/packages/openapi-kit/src/generators/typeDefinitions/types.ts b/packages/openapi-kit/src/generators/typeDefinitions/types.ts
index f06de93..61e105a 100644
--- a/packages/openapi-kit/src/generators/typeDefinitions/types.ts
+++ b/packages/openapi-kit/src/generators/typeDefinitions/types.ts
@@ -1,3 +1,3 @@
-export interface TypeDefinitionsGeneratorOptions {
-  outputPath: string
-}
+import { GeneratorOptions } from '../types'
+
+export interface TypeDefinitionsGeneratorOptions extends GeneratorOptions {}
diff --git a/packages/openapi-kit/src/generators/types.ts b/packages/openapi-kit/src/generators/types.ts
new file mode 100644
index 0000000..dbaf910
--- /dev/null
+++ b/packages/openapi-kit/src/generators/types.ts
@@ -0,0 +1,16 @@
+export interface GeneratorOptions {
+  /**
+   * Where the generated file should be written to.
+   */
+  outputFilePath: string
+  /**
+   * Whether the output should be formatted
+   * using Prettier or not.
+   *
+   * Disabling this option will result in
+   * faster generation.
+   *
+   * @default false
+   */
+  prettyOutput?: boolean
+}
diff --git a/packages/openapi-kit/src/utils/format.ts b/packages/openapi-kit/src/utils/format.ts
index e7c3656..a8d808c 100644
--- a/packages/openapi-kit/src/utils/format.ts
+++ b/packages/openapi-kit/src/utils/format.ts
@@ -1,6 +1,10 @@
 import * as prettier from 'prettier'
 
-export const formatOutput = async (content: string) => {
+export const formatOutput = async (content: string, shouldRun: boolean) => {
+  if (!shouldRun) {
+    return content
+  }
+
   const formattedContent = await prettier.format(content, {
     semi: false,
     parser: 'babel-ts',