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fix: route OpenAI Codex shortcuts to correct endpoint (#566)

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* feat: enhance codex provider resolution with shortcut aliases and improved base URL handling

* fix: enhance codex alias resolution to include shell model

* feat: enhance Codex provider resolution to support new aliases and base URL handling

* fix: update base URL resolution logic for Codex models in GitHub mode

* fix: update provider transport logic to enforce Codex responses and adjust base URL handling

* fix: update provider request resolution to respect custom base URLs and adjust transport logic

* fix: restore OPENAI_MODEL environment variable handling in tests and provider config
This commit is contained in:
Meetpatel006
2026-04-13 16:01:15 +05:30
committed by GitHub
parent 64298a663f
commit 7c8bdcc3e2
4 changed files with 102 additions and 29 deletions
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47
src/services/api/codexShim.test.ts
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@@ -18,6 +18,7 @@ const originalEnv = {
OPENAI_BASE_URL: process.env.OPENAI_BASE_URL,
OPENAI_API_BASE: process.env.OPENAI_API_BASE,
CLAUDE_CODE_USE_GITHUB: process.env.CLAUDE_CODE_USE_GITHUB,
OPENAI_MODEL: process.env.OPENAI_MODEL,
}
afterEach(() => {
@@ -30,6 +31,9 @@ afterEach(() => {
if (originalEnv.CLAUDE_CODE_USE_GITHUB === undefined) delete process.env.CLAUDE_CODE_USE_GITHUB
else process.env.CLAUDE_CODE_USE_GITHUB = originalEnv.CLAUDE_CODE_USE_GITHUB
if (originalEnv.OPENAI_MODEL === undefined) delete process.env.OPENAI_MODEL
else process.env.OPENAI_MODEL = originalEnv.OPENAI_MODEL
while (tempDirs.length > 0) {
const dir = tempDirs.pop()
if (dir) rmSync(dir, { recursive: true, force: true })
@@ -84,6 +88,18 @@ describe('Codex provider config', () => {
expect(resolved.transport).toBe('codex_responses')
expect(resolved.resolvedModel).toBe('gpt-5.4')
expect(resolved.reasoning).toEqual({ effort: 'high' })
expect(resolved.baseUrl).toBe('https://chatgpt.com/backend-api/codex')
})
test('resolves codexspark alias to Codex transport with Codex base URL', () => {
delete process.env.OPENAI_BASE_URL
delete process.env.OPENAI_API_BASE
delete process.env.CLAUDE_CODE_USE_GITHUB
const resolved = resolveProviderRequest({ model: 'codexspark' })
expect(resolved.transport).toBe('codex_responses')
expect(resolved.resolvedModel).toBe('gpt-5.3-codex-spark')
expect(resolved.baseUrl).toBe('https://chatgpt.com/backend-api/codex')
})
test('does not force Codex transport when a local non-Codex base URL is explicit', () => {
@@ -118,6 +134,37 @@ describe('Codex provider config', () => {
expect(resolved.baseUrl).toBe('https://chatgpt.com/backend-api/codex')
})
test('default gpt-4o uses OpenAI base URL (no regression)', () => {
delete process.env.OPENAI_BASE_URL
delete process.env.CLAUDE_CODE_USE_GITHUB
const resolved = resolveProviderRequest({ model: 'gpt-4o' })
expect(resolved.transport).toBe('chat_completions')
expect(resolved.baseUrl).toBe('https://api.openai.com/v1')
expect(resolved.resolvedModel).toBe('gpt-4o')
})
test('resolves codexplan from env var OPENAI_MODEL to Codex endpoint', () => {
process.env.OPENAI_MODEL = 'codexplan'
delete process.env.OPENAI_BASE_URL
delete process.env.CLAUDE_CODE_USE_GITHUB
const resolved = resolveProviderRequest()
expect(resolved.transport).toBe('codex_responses')
expect(resolved.baseUrl).toBe('https://chatgpt.com/backend-api/codex')
expect(resolved.resolvedModel).toBe('gpt-5.4')
})
test('does not override custom base URL for codexplan (e.g., local provider)', () => {
process.env.OPENAI_MODEL = 'codexplan'
process.env.OPENAI_BASE_URL = 'http://localhost:11434/v1'
delete process.env.CLAUDE_CODE_USE_GITHUB
const resolved = resolveProviderRequest()
expect(resolved.transport).toBe('chat_completions')
expect(resolved.baseUrl).toBe('http://localhost:11434/v1')
})
test('loads Codex credentials from auth.json fallback', () => {
const authPath = createTempAuthJson({
tokens: {