Human-in-the-Loop API

When AI Needs
a Human Touch

Route critical tasks to real engineers in real-time. Get expert human verification, code reviews, and problem-solving through our REST API, JavaScript SDK, or Python SDK.

10 free credits on signup • No credit card required
from codevf import CodeVFClient

c = CodeVFClient(api_key="cvf_live_...")
p = c.projects.create(name="Log Labels")
print(c.tasks.create(
    prompt="Read this log and reply with severity (INFO/WARN/ERROR) "
           "and category (AUTH/DB/NETWORK). Log: User failed login 5 times.",
    project_id=p.id,
    max_credits=120
).id)

Why Human-in-the-Loop?

AI is powerful, but some tasks require human judgment, creativity, and expertise. Bridge the gap with our API.

Critical Decisions

Let humans handle high-stakes code reviews, security audits, and production deployments where AI alone isn't enough.

Real-Time Response

Get answers in minutes with fast mode, or instant responses with realtime_answer mode. Humans are standing by.

Quality Guaranteed

Every task is handled by vetted engineers. Get expert feedback, not hallucinations.

Built for Developers

Simple REST API with everything you need to integrate human expertise into your workflow.

REST API

Simple HTTP endpoints. Create tasks, poll for results, cancel jobs. No complex SDK required.

File Attachments

Upload screenshots, error logs, code files. Engineers see everything they need to help.

Flexible SLAs

Choose realtime_answer (instant), fast (4 hours), or standard (24 hours) based on urgency.

Credit-Based

Pay per second of human time. Subscriptions available, no hidden fees. 1 credit = 1 second.

Expertise Levels

Select engineer skill level via tags: general purpose, vibe coder, or senior engineer.

Free to try

Free to try with 600 starter credits, enough for about 60 short tasks.

Perfect For

Real-world scenarios where human expertise delivers critical value.

AI Agent Fallback

When your AI agent encounters errors, hallucinations, or gets stuck, escalate to a human engineer for immediate verification and fixes.

Typical response: <10 min

Code Review Pipeline

Integrate human code review as the final validation step in your CI/CD pipeline for production-critical deployments.

Fast mode: <4 hours

Security Audits

Expert security reviews for authentication systems, API endpoints, payment flows, and other sensitive code paths.

Engineer expertise available

Incident Response

Real-time human assistance during production outages and critical bugs. Get expert debugging when every second counts.

Realtime mode: instant

Get Started with Human-in-the-Loop

Join developers integrating expert human review into their workflows. Create your free account and start with 10 complimentary credits.

1 req/sec
Rate Limit
<4 hours
Fast Mode SLA
99.9%
Uptime Target