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<title>MCP Reasoning Engine - Demo</title>
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* {
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.header p {
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.config-section {
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.question-input {
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.quick-questions {
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.quick-question-btn {
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.loading {
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font-size: 18px;
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.results {
margin-top: 30px;
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.result-card {
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.result-card .label {
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.result-card pre {
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.error {
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height: 12px;
border-radius: 50%;
margin-right: 8px;
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.status-indicator.disconnected {
background: #f44336;
}
</style>
</head>
<body>
<div class="container">
<div class="header">
<h1>🤖 MCP Reasoning Engine</h1>
<p>A production-ready reasoning engine that combines Claude AI with Model Context Protocol (MCP) tools for structured reasoning across legal, health, and science domains.</p>
</div>
<div class="config-section">
<h2>⚙️ Configuration</h2>
<label for="apiUrl">Backend API URL:</label>
<input type="text" id="apiUrl" placeholder="https://your-api-url.railway.app or http://localhost:8000" value="http://localhost:8000">
<button onclick="testConnection()">Test Connection</button>
<div id="connectionStatus" style="margin-top: 10px;"></div>
</div>
<div class="demo-section">
<h2>💬 Ask a Question</h2>
<div class="quick-questions">
<button class="quick-question-btn" onclick="setQuestion('Is a verbal promise between friends to help move furniture enforceable?')">Legal Question</button>
<button class="quick-question-btn" onclick="setQuestion('What could explain occasional chest discomfort and dizziness?')">Health Question</button>
<button class="quick-question-btn" onclick="setQuestion('Can increased temperature explain faster reaction rates?')">Science Question</button>
</div>
<textarea class="question-input" id="questionInput" placeholder="Enter your question here..."></textarea>
<button class="submit-btn" onclick="askQuestion()" id="submitBtn">Ask Question</button>
<div id="loading" class="loading" style="display: none;">
⏳ Processing your question...
</div>
<div id="results" class="results"></div>
</div>
</div>
<script>
function setQuestion(question) {
document.getElementById('questionInput').value = question;
}
async function testConnection() {
const apiUrl = document.getElementById('apiUrl').value.trim();
const statusDiv = document.getElementById('connectionStatus');
if (!apiUrl) {
statusDiv.innerHTML = '<span class="status-indicator disconnected"></span>Please enter an API URL';
return;
}
statusDiv.innerHTML = '<span class="status-indicator"></span>Testing connection...';
try {
const response = await fetch(`${apiUrl}/health`);
const data = await response.json();
if (response.ok) {
statusDiv.innerHTML = `<span class="status-indicator connected"></span>Connected! API is healthy.`;
} else {
statusDiv.innerHTML = `<span class="status-indicator disconnected"></span>Connection failed: ${data.message || 'Unknown error'}`;
}
} catch (error) {
statusDiv.innerHTML = `<span class="status-indicator disconnected"></span>Connection failed: ${error.message}`;
}
}
async function askQuestion() {
const question = document.getElementById('questionInput').value.trim();
const apiUrl = document.getElementById('apiUrl').value.trim();
const submitBtn = document.getElementById('submitBtn');
const loadingDiv = document.getElementById('loading');
const resultsDiv = document.getElementById('results');
if (!question) {
alert('Please enter a question');
return;
}
if (!apiUrl) {
alert('Please enter a backend API URL');
return;
}
// Disable button and show loading
submitBtn.disabled = true;
loadingDiv.style.display = 'block';
resultsDiv.innerHTML = '';
try {
const response = await fetch(`${apiUrl}/reason`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
question: question,
model: 'claude-3-haiku-20240307'
})
});
const data = await response.json();
if (!response.ok) {
throw new Error(data.detail || 'Request failed');
}
// Display results
displayResults(data);
} catch (error) {
resultsDiv.innerHTML = `
<div class="result-card error">
<h3>❌ Error</h3>
<p><strong>Error:</strong> ${error.message}</p>
<p style="margin-top: 10px; font-size: 14px;">Make sure your backend API is running and the URL is correct.</p>
</div>
`;
} finally {
submitBtn.disabled = false;
loadingDiv.style.display = 'none';
}
}
function displayResults(data) {
const resultsDiv = document.getElementById('results');
let html = `
<div class="result-card success">
<h3>✅ Success!</h3>
<p><span class="label">Domain:</span> ${data.domain}</p>
<p><span class="label">Iterations:</span> ${data.iterations}</p>
${data.route?.matched_keywords ? `<p><span class="label">Matched Keywords:</span> ${data.route.matched_keywords.join(', ')}</p>` : ''}
</div>
<div class="result-card">
<h3>📝 Reasoning Output</h3>
<pre>${JSON.stringify(data.output, null, 2)}</pre>
</div>
`;
if (data.validation_result) {
html += `
<div class="result-card">
<h3>✅ Schema Validation</h3>
<pre>${typeof data.validation_result === 'string' ? data.validation_result : JSON.stringify(data.validation_result, null, 2)}</pre>
</div>
`;
}
if (data.rubric_result) {
html += `
<div class="result-card">
<h3>📊 Rubric Evaluation</h3>
<pre>${typeof data.rubric_result === 'string' ? data.rubric_result : JSON.stringify(data.rubric_result, null, 2)}</pre>
</div>
`;
}
resultsDiv.innerHTML = html;
}
// Auto-test connection on load if API URL is provided
window.addEventListener('load', () => {
const apiUrl = document.getElementById('apiUrl').value;
if (apiUrl && apiUrl !== 'http://localhost:8000') {
testConnection();
}
});
</script>
</body>
</html>
