diff --git a/.env.template b/.env.template index 4efaa2ff8..260f76846 100644 --- a/.env.template +++ b/.env.template @@ -81,3 +81,9 @@ SILICONFLOW_API_KEY= ### siliconflow Api url (optional) SILICONFLOW_URL= + +### openrouter Api key (optional) +OPENROUTER_API_KEY= + +### openrouter Api url (optional) +OPENROUTER_URL= \ No newline at end of file diff --git a/app/api/[provider]/[...path]/route.ts b/app/api/[provider]/[...path]/route.ts index 8975bf971..1f2507509 100644 --- a/app/api/[provider]/[...path]/route.ts +++ b/app/api/[provider]/[...path]/route.ts @@ -14,6 +14,7 @@ import { handle as deepseekHandler } from "../../deepseek"; import { handle as siliconflowHandler } from "../../siliconflow"; import { handle as xaiHandler } from "../../xai"; import { handle as chatglmHandler } from "../../glm"; +import { handle as openrouterHandler } from "../../openrouter"; import { handle as proxyHandler } from "../../proxy"; async function handle( @@ -50,6 +51,8 @@ async function handle( return chatglmHandler(req, { params }); case ApiPath.SiliconFlow: return siliconflowHandler(req, { params }); + case ApiPath.OpenRouter: + return openrouterHandler(req, { params }); case ApiPath.OpenAI: return openaiHandler(req, { params }); default: diff --git a/app/api/auth.ts b/app/api/auth.ts index 8c78c70c8..1cbf135c9 100644 --- a/app/api/auth.ts +++ b/app/api/auth.ts @@ -104,6 +104,9 @@ export function auth(req: NextRequest, modelProvider: ModelProvider) { case ModelProvider.SiliconFlow: systemApiKey = serverConfig.siliconFlowApiKey; break; + case ModelProvider.OpenRouter: + systemApiKey = serverConfig.openrouterApiKey; + break; case ModelProvider.GPT: default: if (req.nextUrl.pathname.includes("azure/deployments")) { diff --git a/app/api/openrouter.ts b/app/api/openrouter.ts new file mode 100644 index 000000000..f0b987ffc --- /dev/null +++ b/app/api/openrouter.ts @@ -0,0 +1,146 @@ +import { getServerSideConfig } from "@/app/config/server"; +import { + OPENROUTER_BASE_URL, + OpenRouter, + ApiPath, + ServiceProvider, + ModelProvider, +} from "@/app/constant"; +import { prettyObject } from "@/app/utils/format"; +import { NextRequest, NextResponse } from "next/server"; +import { auth } from "./auth"; +import { isModelNotavailableInServer } from "@/app/utils/model"; + +const ALLOWED_PATH = new Set([OpenRouter.ChatPath]); + +export async function handle( + req: NextRequest, + { params }: { params: { path: string[] } }, +) { + console.log("[OpenRouter Route] params ", params); + + if (req.method === "OPTIONS") { + return NextResponse.json({ body: "OK" }, { status: 200 }); + } + + const subpath = params.path.join("/"); + + if (!ALLOWED_PATH.has(subpath)) { + console.log("[OpenRouter Route] forbidden path ", subpath); + return NextResponse.json( + { + error: true, + msg: "you are not allowed to request " + subpath, + }, + { + status: 403, + }, + ); + } + + const authResult = auth(req, ModelProvider.OpenRouter); + if (authResult.error) { + return NextResponse.json(authResult, { + status: 401, + }); + } + + try { + const response = await request(req); + return response; + } catch (e) { + console.error("[OpenRouter] ", e); + return NextResponse.json(prettyObject(e)); + } +} + +const serverConfig = getServerSideConfig(); + +async function request(req: NextRequest) { + const controller = new AbortController(); + + let path = `${req.nextUrl.pathname}`.replaceAll(ApiPath.OpenRouter, ""); + + let baseUrl = serverConfig.openrouterUrl || OPENROUTER_BASE_URL; + + if (!baseUrl.startsWith("http")) { + baseUrl = `https://${baseUrl}`; + } + + if (baseUrl.endsWith("/")) { + baseUrl = baseUrl.slice(0, -1); + } + + console.log("[Proxy] ", path); + console.log("[Base Url]", baseUrl); + + const timeoutId = setTimeout( + () => { + controller.abort(); + }, + 10 * 60 * 1000, + ); + + const fetchUrl = `${baseUrl}${path}`; + const fetchOptions: RequestInit = { + headers: { + "Content-Type": "application/json", + Authorization: req.headers.get("Authorization") ?? "", + }, + method: req.method, + body: req.body, + redirect: "manual", + // @ts-ignore + duplex: "half", + signal: controller.signal, + }; + + // #1815 try to refuse some request to some models + if (serverConfig.customModels && req.body) { + try { + const clonedBody = await req.text(); + fetchOptions.body = clonedBody; + + const jsonBody = JSON.parse(clonedBody) as { model?: string }; + + // not undefined and is false + if ( + isModelNotavailableInServer( + serverConfig.customModels, + jsonBody?.model as string, + ServiceProvider.OpenRouter as string, + ) + ) { + return NextResponse.json( + { + error: true, + message: `you are not allowed to use ${jsonBody?.model} model`, + }, + { + status: 403, + }, + ); + } + } catch (e) { + console.error(`[OpenRouter] filter`, e); + } + } + + try { + const res = await fetch(fetchUrl, fetchOptions); + + // to prevent browser prompt for credentials + const newHeaders = new Headers(res.headers); + newHeaders.delete("www-authenticate"); + // to disable nginx buffering + newHeaders.set("X-Accel-Buffering", "no"); + + return new Response(res.body, { + status: res.status, + statusText: res.statusText, + headers: newHeaders, + }); + } finally { + clearTimeout(timeoutId); + } +} diff --git a/app/client/api.ts b/app/client/api.ts index f5288593d..66017e266 100644 --- a/app/client/api.ts +++ b/app/client/api.ts @@ -24,6 +24,7 @@ import { DeepSeekApi } from "./platforms/deepseek"; import { XAIApi } from "./platforms/xai"; import { ChatGLMApi } from "./platforms/glm"; import { SiliconflowApi } from "./platforms/siliconflow"; +import { OpenRouterApi } from "./platforms/openrouter"; export const ROLES = ["system", "user", "assistant"] as const; export type MessageRole = (typeof ROLES)[number]; @@ -173,6 +174,9 @@ export class ClientApi { case ModelProvider.SiliconFlow: this.llm = new SiliconflowApi(); break; + case ModelProvider.OpenRouter: + this.llm = new OpenRouterApi(); + break; default: this.llm = new ChatGPTApi(); } @@ -382,6 +386,8 @@ export function getClientApi(provider: ServiceProvider): ClientApi { return new ClientApi(ModelProvider.ChatGLM); case ServiceProvider.SiliconFlow: return new ClientApi(ModelProvider.SiliconFlow); + case ServiceProvider.OpenRouter: + return new ClientApi(ModelProvider.OpenRouter); default: return new ClientApi(ModelProvider.GPT); } diff --git a/app/client/platforms/openrouter.ts b/app/client/platforms/openrouter.ts new file mode 100644 index 000000000..35b69e1dc --- /dev/null +++ b/app/client/platforms/openrouter.ts @@ -0,0 +1,266 @@ +"use client"; + +import { ApiPath, OPENROUTER_BASE_URL, OpenRouter } from "@/app/constant"; +import { + useAccessStore, + useAppConfig, + useChatStore, + usePluginStore, + ChatMessageTool, +} from "@/app/store"; +import { getClientConfig } from "@/app/config/client"; +import { + getMessageTextContent, + isVisionModel, + getTimeoutMSByModel, +} from "@/app/utils"; +import { preProcessImageContent, streamWithThink } from "@/app/utils/chat"; +import { cloudflareAIGatewayUrl } from "@/app/utils/cloudflare"; + +import { + ChatOptions, + getHeaders, + LLMApi, + LLMModel, + LLMUsage, + SpeechOptions, +} from "../api"; +import { fetch } from "@/app/utils/stream"; +import { RequestPayload } from "./openai"; + +export class OpenRouterApi implements LLMApi { + path(path: string): string { + const accessStore = useAccessStore.getState(); + + let baseUrl = ""; + + if (accessStore.useCustomConfig) { + baseUrl = accessStore.openrouterUrl; + } + + if (baseUrl.length === 0) { + const isApp = !!getClientConfig()?.isApp; + baseUrl = isApp ? OPENROUTER_BASE_URL : ApiPath.OpenRouter; + } + + if (baseUrl.endsWith("/")) { + baseUrl = baseUrl.slice(0, baseUrl.length - 1); + } + if ( + !baseUrl.startsWith("http") && + !baseUrl.startsWith(ApiPath.OpenRouter) + ) { + baseUrl = "https://" + baseUrl; + } + + console.log("[Proxy Endpoint] ", baseUrl, path); + + // try rebuild url, when using cloudflare ai gateway in client + if (path.startsWith("/")) { + path = path.substring(1); + } + return cloudflareAIGatewayUrl([baseUrl, path].join("/")); + } + + async extractMessage(res: any) { + if (res.error) { + return "```\n" + JSON.stringify(res, null, 4) + "\n```"; + } + return res.choices?.at(0)?.message?.content ?? res; + } + + async speech(options: SpeechOptions): Promise { + throw new Error("Method not implemented."); + } + + async chat(options: ChatOptions) { + const modelConfig = { + ...useAppConfig.getState().modelConfig, + ...useChatStore.getState().currentSession().mask.modelConfig, + ...{ + model: options.config.model, + providerName: options.config.providerName, + }, + }; + + const visionModel = isVisionModel(options.config.model); + const messages: ChatOptions["messages"] = []; + for (const v of options.messages) { + const content = visionModel + ? await preProcessImageContent(v.content) + : getMessageTextContent(v); + messages.push({ role: v.role, content }); + } + + const requestPayload: RequestPayload = { + messages, + stream: options.config.stream, + model: modelConfig.model, + temperature: modelConfig.temperature, + presence_penalty: modelConfig.presence_penalty, + frequency_penalty: modelConfig.frequency_penalty, + top_p: modelConfig.top_p, + }; + + // 添加max_tokens参数 + if (visionModel) { + requestPayload["max_tokens"] = Math.max(modelConfig.max_tokens, 4000); + } + + console.log("[Request] openrouter payload: ", requestPayload); + + const shouldStream = !!options.config.stream; + const controller = new AbortController(); + options.onController?.(controller); + + try { + const chatPath = this.path(OpenRouter.ChatPath); + if (shouldStream) { + let index = -1; + const [tools, funcs] = usePluginStore + .getState() + .getAsTools( + useChatStore.getState().currentSession().mask?.plugin || [], + ); + streamWithThink( + chatPath, + requestPayload, + getHeaders(), + tools as any, + funcs, + controller, + // parseSSE + (text: string, runTools: ChatMessageTool[]) => { + const json = JSON.parse(text); + const choices = json.choices as Array<{ + delta: { + content: string; + tool_calls: ChatMessageTool[]; + reasoning_content: string | null; + }; + }>; + + if (!choices?.length) return { isThinking: false, content: "" }; + + const tool_calls = choices[0]?.delta?.tool_calls; + if (tool_calls?.length > 0) { + const id = tool_calls[0]?.id; + const args = tool_calls[0]?.function?.arguments; + if (id) { + index += 1; + runTools.push({ + id, + type: tool_calls[0]?.type, + function: { + name: tool_calls[0]?.function?.name as string, + arguments: args, + }, + }); + } else { + // @ts-ignore + runTools[index]["function"]["arguments"] += args; + } + } + + const reasoning = choices[0]?.delta?.reasoning_content; + const content = choices[0]?.delta?.content; + + // Skip if both content and reasoning_content are empty or null + if ( + (!reasoning || reasoning.length === 0) && + (!content || content.length === 0) + ) { + return { + isThinking: false, + content: "", + }; + } + + if (reasoning && reasoning.length > 0) { + return { + isThinking: true, + content: reasoning, + }; + } else if (content && content.length > 0) { + return { + isThinking: false, + content: content, + }; + } + + return { + isThinking: false, + content: "", + }; + }, + // processToolMessage, include tool_calls message and tool call results + ( + requestPayload: RequestPayload, + toolCallMessage: any, + toolCallResult: any[], + ) => { + // reset index value + index = -1; + // @ts-ignore + requestPayload?.messages?.splice( + // @ts-ignore + requestPayload?.messages?.length, + 0, + toolCallMessage, + ...toolCallResult, + ); + }, + options, + ); + } else { + const chatPayload = { + method: "POST", + body: JSON.stringify(requestPayload), + signal: controller.signal, + headers: getHeaders(), + }; + + // make a fetch request + const requestTimeoutId = setTimeout( + () => controller.abort(), + getTimeoutMSByModel(options.config.model), + ); + + const res = await fetch(chatPath, chatPayload); + clearTimeout(requestTimeoutId); + + const resJson = await res.json(); + const message = await this.extractMessage(resJson); + options.onFinish(message, res); + } + } catch (e) { + console.log("[Request] failed to make a chat request", e); + options.onError?.(e as Error); + } + } + + async usage() { + return { + used: 0, + total: 0, + } as LLMUsage; + } + + async models(): Promise { + const provider = { + id: "openrouter", + providerName: "OpenRouter", + providerType: "openrouter", + sorted: 1, + }; + + return [ + { + name: "anthropic/claude-3.7-sonnet", + available: true, + provider, + sorted: 1, + }, + ]; + } +} diff --git a/app/components/emoji.tsx b/app/components/emoji.tsx index 31d7f0ac6..dd7971a0f 100644 --- a/app/components/emoji.tsx +++ b/app/components/emoji.tsx @@ -64,11 +64,17 @@ export function Avatar(props: { model?: ModelType; avatar?: string }) { LlmIcon = BotIconGemini; } else if (modelName.startsWith("gemma")) { LlmIcon = BotIconGemma; - } else if (modelName.startsWith("claude")) { + } else if ( + modelName.startsWith("claude") || + modelName.startsWith("anthropic") + ) { LlmIcon = BotIconClaude; } else if (modelName.includes("llama")) { LlmIcon = BotIconMeta; - } else if (modelName.startsWith("mixtral") || modelName.startsWith("codestral")) { + } else if ( + modelName.startsWith("mixtral") || + modelName.startsWith("codestral") + ) { LlmIcon = BotIconMistral; } else if (modelName.includes("deepseek")) { LlmIcon = BotIconDeepseek; diff --git a/app/components/settings.tsx b/app/components/settings.tsx index 68ebcf084..fede25126 100644 --- a/app/components/settings.tsx +++ b/app/components/settings.tsx @@ -75,6 +75,7 @@ import { ChatGLM, DeepSeek, SiliconFlow, + OpenRouter, } from "../constant"; import { Prompt, SearchService, usePromptStore } from "../store/prompt"; import { ErrorBoundary } from "./error"; @@ -1458,6 +1459,48 @@ export function Settings() { ); + const openRouterConfigComponent = accessStore.provider === + ServiceProvider.OpenRouter && ( + <> + + + accessStore.update( + (access) => (access.openrouterUrl = e.currentTarget.value), + ) + } + > + + + { + accessStore.update( + (access) => (access.openrouterApiKey = e.currentTarget.value), + ); + }} + /> + + + ); + return (
@@ -1822,6 +1865,7 @@ export function Settings() { {XAIConfigComponent} {chatglmConfigComponent} {siliconflowConfigComponent} + {openRouterConfigComponent} )} diff --git a/app/config/server.ts b/app/config/server.ts index 43d4ff833..e4d16510c 100644 --- a/app/config/server.ts +++ b/app/config/server.ts @@ -88,6 +88,10 @@ declare global { SILICONFLOW_URL?: string; SILICONFLOW_API_KEY?: string; + // openrouter only + OPENROUTER_URL?: string; + OPENROUTER_API_KEY?: string; + // custom template for preprocessing user input DEFAULT_INPUT_TEMPLATE?: string; @@ -163,6 +167,7 @@ export const getServerSideConfig = () => { const isXAI = !!process.env.XAI_API_KEY; const isChatGLM = !!process.env.CHATGLM_API_KEY; const isSiliconFlow = !!process.env.SILICONFLOW_API_KEY; + const isOpenRouter = !!process.env.OPENROUTER_API_KEY; // const apiKeyEnvVar = process.env.OPENAI_API_KEY ?? ""; // const apiKeys = apiKeyEnvVar.split(",").map((v) => v.trim()); // const randomIndex = Math.floor(Math.random() * apiKeys.length); @@ -246,6 +251,10 @@ export const getServerSideConfig = () => { siliconFlowUrl: process.env.SILICONFLOW_URL, siliconFlowApiKey: getApiKey(process.env.SILICONFLOW_API_KEY), + isOpenRouter, + openrouterUrl: process.env.OPENROUTER_URL, + openrouterApiKey: getApiKey(process.env.OPENROUTER_API_KEY), + gtmId: process.env.GTM_ID, gaId: process.env.GA_ID || DEFAULT_GA_ID, diff --git a/app/constant.ts b/app/constant.ts index c1b135485..47944fef9 100644 --- a/app/constant.ts +++ b/app/constant.ts @@ -36,6 +36,8 @@ export const CHATGLM_BASE_URL = "https://open.bigmodel.cn"; export const SILICONFLOW_BASE_URL = "https://api.siliconflow.cn"; +export const OPENROUTER_BASE_URL = "https://openrouter.ai/api"; + export const CACHE_URL_PREFIX = "/api/cache"; export const UPLOAD_URL = `${CACHE_URL_PREFIX}/upload`; @@ -72,6 +74,7 @@ export enum ApiPath { ChatGLM = "/api/chatglm", DeepSeek = "/api/deepseek", SiliconFlow = "/api/siliconflow", + OpenRouter = "/api/openrouter", } export enum SlotID { @@ -130,6 +133,7 @@ export enum ServiceProvider { ChatGLM = "ChatGLM", DeepSeek = "DeepSeek", SiliconFlow = "SiliconFlow", + OpenRouter = "OpenRouter", } // Google API safety settings, see https://ai.google.dev/gemini-api/docs/safety-settings @@ -156,6 +160,7 @@ export enum ModelProvider { ChatGLM = "ChatGLM", DeepSeek = "DeepSeek", SiliconFlow = "SiliconFlow", + OpenRouter = "OpenRouter", } export const Stability = { @@ -266,6 +271,11 @@ export const SiliconFlow = { ListModelPath: "v1/models?&sub_type=chat", }; +export const OpenRouter = { + ExampleEndpoint: OPENROUTER_BASE_URL, + ChatPath: "v1/chat/completions", +}; + export const DEFAULT_INPUT_TEMPLATE = `{{input}}`; // input / time / model / lang // export const DEFAULT_SYSTEM_TEMPLATE = ` // You are ChatGPT, a large language model trained by {{ServiceProvider}}. @@ -650,6 +660,10 @@ const siliconflowModels = [ "Pro/deepseek-ai/DeepSeek-V3", ]; +const openrouterModels = [ + "anthropic/claude-3.7-sonnet", // OpenRouter提供的模型过多，仅添加一个内置模型以免杂乱 +]; + let seq = 1000; // 内置的模型序号生成器从1000开始 export const DEFAULT_MODELS = [ ...openaiModels.map((name) => ({ @@ -806,6 +820,17 @@ export const DEFAULT_MODELS = [ sorted: 14, }, })), + ...openrouterModels.map((name) => ({ + name, + available: true, + sorted: seq++, + provider: { + id: "openrouter", + providerName: "OpenRouter", + providerType: "openrouter", + sorted: 15, + }, + })), ] as const; export const CHAT_PAGE_SIZE = 15; diff --git a/app/locales/cn.ts b/app/locales/cn.ts index 81b609cde..237f78f22 100644 --- a/app/locales/cn.ts +++ b/app/locales/cn.ts @@ -534,6 +534,17 @@ const cn = { SubTitle: "样例：", }, }, + OpenRouter: { + ApiKey: { + Title: "接口密钥", + SubTitle: "使用自定义OpenRouter API Key", + Placeholder: "OpenRouter API Key", + }, + Endpoint: { + Title: "接口地址", + SubTitle: "样例：", + }, + }, CustomModel: { Title: "自定义模型名", SubTitle: "增加自定义模型可选项，使用英文逗号隔开", diff --git a/app/locales/en.ts b/app/locales/en.ts index 8fecf8bf7..86c6d89a6 100644 --- a/app/locales/en.ts +++ b/app/locales/en.ts @@ -543,6 +543,17 @@ const en: LocaleType = { SubTitle: "Select a safety filtering level", }, }, + OpenRouter: { + ApiKey: { + Title: "OpenRouter API Key", + SubTitle: "Use a custom OpenRouter API Key", + Placeholder: "OpenRouter API Key", + }, + Endpoint: { + Title: "Endpoint Address", + SubTitle: "Example: ", + }, + }, }, Model: "Model", diff --git a/app/store/access.ts b/app/store/access.ts index 7025a1814..cf4eac022 100644 --- a/app/store/access.ts +++ b/app/store/access.ts @@ -17,6 +17,7 @@ import { XAI_BASE_URL, CHATGLM_BASE_URL, SILICONFLOW_BASE_URL, + OPENROUTER_BASE_URL, } from "../constant"; import { getHeaders } from "../client/api"; import { getClientConfig } from "../config/client"; @@ -59,6 +60,8 @@ const DEFAULT_SILICONFLOW_URL = isApp ? SILICONFLOW_BASE_URL : ApiPath.SiliconFlow; +const DEFAULT_OPENROUTER_URL = isApp ? OPENROUTER_BASE_URL : ApiPath.OpenRouter; + const DEFAULT_ACCESS_STATE = { accessCode: "", useCustomConfig: false, @@ -132,6 +135,10 @@ const DEFAULT_ACCESS_STATE = { siliconflowUrl: DEFAULT_SILICONFLOW_URL, siliconflowApiKey: "", + // openrouter + openrouterUrl: DEFAULT_OPENROUTER_URL, + openrouterApiKey: "", + // server config needCode: true, hideUserApiKey: false, @@ -219,6 +226,10 @@ export const useAccessStore = createPersistStore( return ensure(get(), ["siliconflowApiKey"]); }, + isValidOpenRouter() { + return ensure(get(), ["openrouterApiKey"]); + }, + isAuthorized() { this.fetch(); @@ -238,6 +249,7 @@ export const useAccessStore = createPersistStore( this.isValidXAI() || this.isValidChatGLM() || this.isValidSiliconFlow() || + this.isValidOpenRouter() || !this.enabledAccessControl() || (this.enabledAccessControl() && ensure(get(), ["accessCode"])) );