diff --git a/packages/httpapi-codegen/src/index.ts b/packages/httpapi-codegen/src/index.ts
index ae7cd071291..00fdfdc1c61 100644
--- a/packages/httpapi-codegen/src/index.ts
+++ b/packages/httpapi-codegen/src/index.ts
@@ -1533,16 +1533,6 @@ function isSafeOutputPath(path: string) {
   return path !== manifestName && !isAbsolute(path) && path !== "." && path !== ".." && !/[\\/]/.test(path)
 }
 
-export function generate<Id extends string, Groups extends HttpApiGroup.Constraint>(
-  api: HttpApi.HttpApi<Id, Groups>,
-  options: { readonly directory: string },
-): Effect.Effect<void, GenerationError | PlatformError.PlatformError, FileSystem.FileSystem> {
-  return Effect.try({
-    try: () => emitEffect(compile(api)),
-    catch: (error) => (error instanceof GenerationError ? error : new GenerationError({ reason: String(error) })),
-  }).pipe(Effect.flatMap((output) => write(output, options.directory)))
-}
-
 function isFlattenableStruct(schema: Schema.Top) {
   const ast = Schema.toType(schema).ast
   return SchemaAST.isObjects(ast) && ast.indexSignatures.length === 0
diff --git a/packages/httpapi-codegen/test/generate.test.ts b/packages/httpapi-codegen/test/generate.test.ts
index 8432988dfda..aea9d9e776b 100644
--- a/packages/httpapi-codegen/test/generate.test.ts
+++ b/packages/httpapi-codegen/test/generate.test.ts
@@ -3,7 +3,7 @@ import { mkdtemp, rm } from "node:fs/promises"
 import { tmpdir } from "node:os"
 import { join } from "node:path"
 import { fileURLToPath } from "node:url"
-import { Effect, FileSystem, Schema, SchemaAST, SchemaGetter } from "effect"
+import { Effect, Schema, SchemaAST, SchemaGetter } from "effect"
 import {
   HttpApi,
   HttpApiEndpoint,
@@ -19,8 +19,6 @@ import {
   emitEffectImported,
   emitEffectShape,
   emitPromise,
-  generate,
-  GenerationError,
   type Output,
 } from "../src"
 import { it } from "./effect"
@@ -49,7 +47,7 @@ async function emittedModule(output: Output) {
   }
 }
 
-describe("HttpApiCodegen.generate", () => {
+describe("HttpApiCodegen.compile and emit", () => {
   test("compiles one contract for Promise and Effect emitters", () => {
     const contract = compileContract(
       api(
@@ -1100,16 +1098,6 @@ describe("HttpApiCodegen.generate", () => {
     expect(url).toBe("https://example.com/event?after=2")
   })
 
-  test("preserves public group and endpoint identifiers exactly", () => {
-    const output = compile(
-      HttpApi.make("test").add(
-        HttpApiGroup.make("session").add(HttpApiEndpoint.get("get", "/session/:sessionID", { success: Schema.String })),
-      ),
-    )
-
-    expect(output.operations[0]).toMatchObject({ group: "session", name: "get" })
-  })
-
   test("emits one client module per HttpApi group", () => {
     const source = HttpApi.make("test")
       .add(HttpApiGroup.make("session").add(HttpApiEndpoint.get("get", "/session", { success: Schema.String })))
@@ -1617,24 +1605,6 @@ describe("HttpApiCodegen.generate", () => {
     expect(output.files[0]?.content).toContain("type RawGroup = HttpApiClient.Client<typeof GroupHealth")
   })
 
-  it.effect("reports compiler failures in the generate Effect", () =>
-    Effect.gen(function* () {
-      const error = yield* generate(
-        api(
-          HttpApiEndpoint.get("get", "/url", {
-            success: Schema.declare((input): input is URL => input instanceof URL),
-          }),
-        ),
-        {
-          directory: "/generated",
-        },
-      ).pipe(Effect.flip)
-
-      expect(error).toBeInstanceOf(GenerationError)
-      if (error instanceof GenerationError) expect(error.reason).toBe("Unportable schema: session.get.success")
-    }).pipe(Effect.provideService(FileSystem.FileSystem, FileSystem.makeNoop({}))),
-  )
-
   test("rejects required client middleware without an adapter", () => {
     class SignedRequest extends HttpApiMiddleware.Service<SignedRequest>()("SignedRequest", {
       requiredForClient: true,
diff --git a/packages/httpapi-codegen/test/write.test.ts b/packages/httpapi-codegen/test/write.test.ts
index 734028b3009..cc15c314a02 100644
--- a/packages/httpapi-codegen/test/write.test.ts
+++ b/packages/httpapi-codegen/test/write.test.ts
@@ -60,22 +60,19 @@ describe("HttpApiCodegen.write", () => {
     )
   })
 
-  it.effect("rejects unsafe and duplicate output paths before writing", () => {
+  it.effect("rejects unsafe output paths before writing", () => {
     const writes: Array<string> = []
     return Effect.gen(function* () {
       const error = yield* write(
         {
           operations: [],
-          files: [
-            { path: "../outside.ts", content: "" },
-            { path: "client.ts", content: "" },
-            { path: "CLIENT.ts", content: "" },
-          ],
+          files: [{ path: "../outside.ts", content: "" }],
         },
         "/generated",
       ).pipe(Effect.flip)
 
       expect(error._tag).toBe("GenerationError")
+      expect(error.reason).toBe("Unsafe output path: ../outside.ts")
       expect(writes).toEqual([])
     }).pipe(
       Effect.provideService(