| 1 | import { |
| 2 | DEFAULT_THINKING_PARAMETER_MODE, |
| 3 | normalizeThinkingParameterMode, |
| 4 | type ThinkingParameterMode |
| 5 | } from '@shared/model-config' |
| 6 | |
| 7 | export interface OpenAIModelOptionsInput { |
| 8 | model: string |
| 9 | apiKey: string |
| 10 | baseUrl: string |
| 11 | temperatureOptions: { temperature?: number } |
| 12 | maxTokens: number |
| 13 | useResponsesApi?: boolean |
| 14 | thinkingParameterMode?: ThinkingParameterMode |
| 15 | } |
| 16 | |
| 17 | export const shouldDisableOpenAICompatibleThinking = (baseUrl: string): boolean => { |
| 18 | const resolvedBaseUrl = baseUrl.trim() |
| 19 | if (!resolvedBaseUrl) return false |
| 20 | |
| 21 | try { |
| 22 | const hostname = new URL(resolvedBaseUrl).hostname.toLowerCase().replace(/\.$/, '') |
| 23 | return hostname !== 'api.openai.com' |
| 24 | } catch { |
| 25 | return true |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | export const normalizeOpenAIBaseUrl = (baseUrl: string, useResponsesApi = false): string => { |
| 30 | const resolvedBaseUrl = baseUrl.trim().replace(/\/+$/, '') |
| 31 | if (!useResponsesApi) return resolvedBaseUrl |
| 32 | return resolvedBaseUrl.replace(/\/responses$/i, '') |
| 33 | } |
| 34 | |
| 35 | export const resolveOpenAIThinkingModelKwargs = ({ |
| 36 | baseUrl, |
| 37 | useResponsesApi = false, |
| 38 | thinkingParameterMode = DEFAULT_THINKING_PARAMETER_MODE |
| 39 | }: { |
| 40 | baseUrl: string |
| 41 | useResponsesApi?: boolean |
| 42 | thinkingParameterMode?: ThinkingParameterMode |
| 43 | }): Record<string, unknown> => { |
| 44 | if (useResponsesApi) return {} |
| 45 | |
| 46 | const mode = normalizeThinkingParameterMode(thinkingParameterMode) |
| 47 | if (mode === 'omit') return {} |
| 48 | |
| 49 | return shouldDisableOpenAICompatibleThinking(baseUrl) ? { thinking: { type: 'disabled' } } : {} |
| 50 | } |
| 51 | |
| 52 | export const buildOpenAIModelOptions = ({ |
| 53 | model, |
| 54 | apiKey, |
| 55 | baseUrl, |
| 56 | temperatureOptions, |
| 57 | maxTokens, |
| 58 | useResponsesApi = false, |
| 59 | thinkingParameterMode = DEFAULT_THINKING_PARAMETER_MODE |
| 60 | }: OpenAIModelOptionsInput) => { |
| 61 | const resolvedBaseUrl = normalizeOpenAIBaseUrl(baseUrl, useResponsesApi) |
| 62 | const modelKwargs = resolveOpenAIThinkingModelKwargs({ |
| 63 | baseUrl: resolvedBaseUrl, |
| 64 | useResponsesApi, |
| 65 | thinkingParameterMode |
| 66 | }) |
| 67 | |
| 68 | return { |
| 69 | model, |
| 70 | apiKey, |
| 71 | ...temperatureOptions, |
| 72 | maxTokens, |
| 73 | configuration: resolvedBaseUrl ? { baseURL: resolvedBaseUrl } : undefined, |
| 74 | modelKwargs |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | export const isOpenAIResponsesProvider = (provider: string): boolean => { |
| 79 | return provider === 'openai-responses' |
| 80 | } |
| 81 |