worker.js

const apiKey = 'YOUR API KEY';
const models = [
    'gemini-pro',
    'gemini-1.0-pro',
    'gemini-1.0-pro-001',
    'gemini-1.5-pro',
    'gemini-1.5-pro-001',
    'gemini-1.5-pro-002',
    'gemini-1.5-pro-latest',
    'gemini-1.5-flash',
    'gemini-1.5-flash-latest',
    'gemini-1.5-flash-001',
    'gemini-1.5-flash-001-tuning',
    'gemini-1.5-flash-002',
    'gemini-1.5-flash-8b',
    'gemini-1.5-flash-8b-001',
    'gemini-1.5-flash-8b-latest',
    'gemini-1.5-flash-8b-exp-0924',
    'gemini-2.0-flash-exp',
    'gemini-2.0-flash-thinking-exp',
    'gemini-2.0-flash-thinking-exp-1219',
    'learnlm-1.5-pro-experimental'
];
addEventListener('fetch', event => { event.respondWith(handleRequest(event.request)); });
async function handleRequest(request) {
    const url = new URL(request.url);
    // Check if the path is '/models'
    if (url.pathname === '/models') {
        return new Response(JSON.stringify(models, null, 2), {
            status: 200,
            headers: { 'Content-Type': 'application/json' }
        });
    }
    // Default to handling / with model and prompt parameters
    const model = url.searchParams.get('model') || 'gemini-1.5-flash';
    const prompt = url.searchParams.get('prompt') || '';
    if (request.method === 'POST') {
        const body = await request.json();
        const response = await fetch(`https://generativelanguage.googleapis.com/v1beta/models/${model}:generateContent?key=${apiKey}`, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ contents: [{ parts: [{ text: body.prompt }] }] })
        });
        const data = await response.json();
        return new Response(JSON.stringify(data, null, 2), { 
            status: 200,
            headers: { 'Content-Type': 'application/json' }
        });
    } else if (request.method === 'GET') {
        if (prompt === '') {
            // If no prompt is provided, return a meaningful response
            return new Response(JSON.stringify({ error: 'use: /?model={model}&prompt={prompt} view list model: /models ' }, null, 2), { 
                status: 400, 
                headers: { 'Content-Type': 'application/json' }
            });
        }
        const response = await fetch(`https://generativelanguage.googleapis.com/v1beta/models/${model}:generateContent?key=${apiKey}`, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ contents: [{ parts: [{ text: prompt }] }] })
        });
        const data = await response.json();
        return new Response(JSON.stringify(data, null, 2), { 
            status: 200,
            headers: { 'Content-Type': 'application/json' }
        });
    }
    return new Response(JSON.stringify({ error: "Invalid request method" }, null, 2), { 
        status: 405, 
        headers: { 'Content-Type': 'application/json' }
    });
}