Merge pull request #628 from SearchApi/feature/add-searchapi-search

Add SearchApi as a Web Search Tool

apps/api/.env.example

@@ -11,6 +11,11 @@ USE_DB_AUTHENTICATION=true
 
 # ===== Optional ENVS ======
 
+# SearchApi key. Head to https://searchapi.com/ to get your API key
+SEARCHAPI_API_KEY=
+# SearchApi engine, defaults to google. Available options: google, bing, baidu, google_news, etc. Head to https://searchapi.com/ to explore more engines
+SEARCHAPI_ENGINE=
+
 # Supabase Setup (used to support DB authentication, advanced logging, etc.)
 SUPABASE_ANON_TOKEN=
 SUPABASE_URL=

apps/api/.env.local

@@ -12,4 +12,4 @@ ANTHROPIC_API_KEY=
 BULL_AUTH_KEY=
 LOGTAIL_KEY=
 PLAYWRIGHT_MICROSERVICE_URL=
-
+SEARCHAPI_API_KEY=

apps/api/src/search/index.ts

@@ -2,6 +2,7 @@ import { Logger } from "../../src/lib/logger";
 import { SearchResult } from "../../src/lib/entities";
 import { googleSearch } from "./googlesearch";
 import { fireEngineMap } from "./fireEngine";
+import { searchapi_search } from "./searchapi";
 import { serper_search } from "./serper";
 
 export async function search({
@@ -30,7 +31,16 @@ export async function search({
   timeout?: number;
 }): Promise<SearchResult[]> {
   try {
-    
+    if (process.env.SEARCHAPI_API_KEY) {
+      return await searchapi_search(query, {
+        num_results,
+        tbs,
+        filter,
+        lang,
+        country,
+        location
+      });
+    }
     if (process.env.SERPER_API_KEY) {
       return await serper_search(query, {
         num_results,

apps/api/src/search/searchapi.ts

@@ -0,0 +1,60 @@
+import axios from "axios";
+import dotenv from "dotenv";
+import { SearchResult } from "../../src/lib/entities";
+
+dotenv.config();
+
+interface SearchOptions {
+  tbs?: string;
+  filter?: string;
+  lang?: string;
+  country?: string;
+  location?: string;
+  num_results: number;
+  page?: number;
+}
+
+export async function searchapi_search(q: string, options: SearchOptions): Promise<SearchResult[]> {
+  const params = {
+    q: q,
+    hl: options.lang,
+    gl: options.country,
+    location: options.location,
+    num: options.num_results,
+    page: options.page ?? 1,
+    engine: process.env.SEARCHAPI_ENGINE || "google",
+  };
+
+  const url = `https://www.searchapi.io/api/v1/search`;
+
+  try {
+    const response = await axios.get(url, {
+      headers: {
+        "Authorization": `Bearer ${process.env.SEARCHAPI_API_KEY}`,
+        "Content-Type": "application/json",
+        "X-SearchApi-Source": "Firecrawl",
+      },
+      params: params,
+    });
+
+
+    if (response.status === 401) {
+      throw new Error("Unauthorized. Please check your API key.");
+    }
+
+    const data = response.data;
+
+    if (data && Array.isArray(data.organic_results)) {
+      return data.organic_results.map((a: any) => ({
+        url: a.link,
+        title: a.title,
+        description: a.snippet,
+      }));
+    } else {
+      return [];
+    }
+  } catch (error) {
+    console.error(`There was an error searching for content: ${error.message}`);
+    return [];
+  }
+}