JavaScript SDK

import { Cortex } from '@cortex/sdk';
 
// Initialize
const cortex = new Cortex({
  apiKey: 'your-api-key',
  baseUrl: 'https://api.cortex-app.dev', // optional
});
 
// Create a note
const note = await cortex.notes.create({
  title: 'Active recall beats passive review',
  content: 'Testing yourself on material produces stronger memories...',
  noteType: 'fact',
  tags: ['learning', 'memory'],
  importance: 0.8,
});
console.log(note.id); // "note_abc123"
 
// Search notes
const results = await cortex.notes.search('learning techniques');
results.forEach(n => console.log(`${n.title} (${n.importance})`));
 
// AI recall
const answer = await cortex.recall('What do I know about memory?');
console.log(answer.text);
console.log(answer.sources);
 
// Activity stream (SSE)
const stream = cortex.activity.stream();
stream.on('note_created', (event) => {
  console.log('New note:', event.data.title);
});
stream.on('error', () => stream.reconnect());
 
// Check quota
const quota = await cortex.quota();
console.log(`Sonnet: ${quota.sonnetUsed}/${quota.sonnetLimit}`);

npm install @cortex/sdk

interface Note {
  id: string;
  title: string;
  content: string;
  noteType: NoteType;
  tags: string[];
  importance: number;
  state: NoteState;
  createdAt: string;
  updatedAt: string;
}
 
type NoteType = 'fact' | 'insight' | 'decision' | 'experience' | 'belief' | 'code_finding' | 'synthesis';
type NoteState = 'active' | 'contested' | 'verified' | 'archived';