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CoFounder vs Vercel AI SDK

Vercel AI SDK is great for getting started. CoFounder builds on those patterns and adds everything you need for production: testing, security, observability, and more.

+8
Extra Features
100%
Compatible API
1 day
Migration Time
MIT
Licensed
FeatureVercel AICoFounder
Core Streaming
Both support streaming responses
✓✓
Multi-Provider
Both support multiple AI providers
✓✓
Tool Calling
Both support function/tool calling
✓✓
React Hooks
Both provide React integration
✓✓
Cost Tracking
CoFounder tracks costs and provides budgets
✗✓
Built-in Testing
CoFounder has @aicofounder/testing for AI testing
✗✓
Prompt Injection Detection
CoFounder includes security features
✗✓
PII Redaction
CoFounder can detect and redact PII
✗✓
RAG Pipeline
CoFounder includes @aicofounder/rag for RAG
✗✓
MCP Support
CoFounder supports Model Context Protocol
✗✓
Agent Framework
CoFounder includes agent orchestration
✗✓
Observability
CoFounder has built-in tracing and logging
✗✓

Migration is Easy

Vercel AI SDK
import { generateText } from 'ai';
import { openai } from '@ai-sdk/openai';

const { text } = await generateText({
  model: openai('gpt-4'),
  prompt: 'Hello!',
});
CoFounder
import { createCoFounder } from '@aicofounder/core';

const cofounder = createCoFounder();

const response = await cofounder
  .model('gpt-4')
  .chat('Hello!');

Extra Features You Get

Cost Tracking

const cofounder = createCoFounder({
  budget: { daily: 10 }
});

const stats = cofounder.getCostStats();
// { today: 2.34, total: 45.67 }

Security

import { detectInjection } from '@aicofounder/core';

const result = detectInjection(userInput);
if (result.isInjection) {
  // Block malicious input
}

Testing

import { aiTest } from '@aicofounder/testing';

aiTest('responds helpfully', async () => {
  const response = await cofounder.chat('Help');
  await expect(response).toPassRegression();
});

Observability

import { createTracer } from '@aicofounder/core';

const tracer = createTracer();
// All requests automatically traced
// Export to OpenTelemetry, Sentry, etc.

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