From 9396c57b634636bd4e93a5416c6c5d8f191372e2 Mon Sep 17 00:00:00 2001
From: David Ibia <david.ibia@boxmarshall.com>
Date: Sun, 9 Nov 2025 14:20:35 +0100
Subject: [PATCH] feat(websearch.ts): add PerplexitySearch plugin for quick and
 deep research capabilities

---
 .config/opencode/plugin/websearch.ts | 73 ++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 .config/opencode/plugin/websearch.ts

diff --git a/.config/opencode/plugin/websearch.ts b/.config/opencode/plugin/websearch.ts
new file mode 100644
index 0000000..653c1e1
--- /dev/null
+++ b/.config/opencode/plugin/websearch.ts
@@ -0,0 +1,73 @@
+import { type Plugin, tool } from "@opencode-ai/plugin";
+
+export const PerplexitySearch: Plugin = async (ctx) => {
+    return {
+        tool: {
+            search: tool({
+                description:
+                    "Run a quick search query to search the internet for results using Perplexity AI. Use this for quick lookups, latest information, and documentation.",
+                args: {
+                    query: tool.schema.string().describe("Search query to execute"),
+                },
+                execute: async (args) => {
+                    const url = "https://api.perplexity.ai/chat/completions";
+                    const response = await fetch(url, {
+                        method: "POST",
+                        headers: {
+                            Authorization: "Bearer " + process.env.PERPLEXITY_API_KEY,
+                            "Content-Type": "application/json",
+                        },
+                        body: JSON.stringify({
+                            model: "sonar",
+                            messages: [
+                                {
+                                    role: "user",
+                                    content: args.query,
+                                },
+                            ],
+                        }),
+                    });
+                    const data = await response.json();
+                    return JSON.stringify({
+                        answer: data.choices?.[0]?.message?.content,
+                        citations: data.citations || [],
+                        sources: data.search_results || [],
+                    });
+                },
+            }),
+
+            deepResearch: tool({
+                description:
+                    "Conduct an in-depth research using Perplexity's deep research model. Use this for exhaustive research, detailed analysis, comprehensive reports, or complex multi-source synthesis.",
+                args: {
+                    query: tool.schema.string().describe("Research query or topic for exhaustive analysis"),
+                },
+                execute: async (args) => {
+                    const url = "https://api.perplexity.ai/chat/completions";
+                    const response = await fetch(url, {
+                        method: "POST",
+                        headers: {
+                            Authorization: "Bearer " + process.env.PERPLEXITY_API_KEY,
+                            "Content-Type": "application/json",
+                        },
+                        body: JSON.stringify({
+                            model: "sonar-deep-research",
+                            messages: [
+                                {
+                                    role: "user",
+                                    content: args.query,
+                                },
+                            ],
+                        }),
+                    });
+                    const data = await response.json();
+                    return JSON.stringify({
+                        report: data.choices?.[0]?.message?.content,
+                        citations: data.citations || [],
+                        sources: data.search_results || [],
+                    });
+                },
+            }),
+        },
+    };
+};