Beta — Limited Invites

One Key.
Every Model.Zero Surprises.

Stop juggling API keys and getting surprised by bills you can't explain. KeyFlow gives every developer — solo or team — a single API that works across all major models with full cost control built in.

Claude
GPT-4o
Gemini
Llama
Mistral
Request Beta Access →See how it works
1
API Key
5+
Models
30s
Migration
$0
To Start
Integration

One line.
Done.

Your existing code works. Change your base URL to KeyFlow. That's the entire migration. No new SDK. No refactor. No downtime.

✓ OpenAI SDK compatible
✓ Works with any language
✓ No new dependencies
app.py
# Before — messy multi-provider setup
from openai import OpenAI
client = OpenAI(
  base_url="https://api.openai.com/v1",
  api_key="sk-proj-..."
)

# After — one key, every model
client = OpenAI(
  base_url="https://api.keyflow.techflows.co/v1",
  api_key="kf-your-key-here"
)

# Switch models anytime — no code change
response = client.chat.completions.create(
  model="claude-3-5-sonnet", # or gpt-4o, gemini...
  messages=[...]
)
Features

Built for developers
who ship real products

🔑
One Key, All Models
Claude, GPT-4o, Gemini, Llama, Mistral — all through a single API key. Switch models with one word change in your code.
📊
Real-Time Cost Breakdown
See exactly which feature, endpoint, or user is spending what — per call, per day, per project. No more mystery bills.
🚨
Budget Limits & Alerts
Set hard spending limits per project. Get alerts at 80%. Hit the cap, it stops — so you never wake up to a $3,000 bill again.
⚡
Smart Model Routing
Auto-route requests to the cheapest model that meets your quality bar. Save 60-80% without changing your prompts.
👤
Per-User Tracking
Pass a user ID and see exactly what each of your customers is costing you. Essential for usage-based billing.
🔒
No Lock-in
Your prompts and code stay yours. If you ever want to leave, change one line back. We earn your stay every month.
How It Works

Simple by
design.

No complex setup. No enterprise contracts. No AWS configuration. You're live in 30 seconds.

01
Get your KeyFlow API key
Sign up, verify your email, and get a key instantly. No credit card required to start.
02
Change your base URL
One line change in your existing code. Everything else stays identical — same SDK, same request format.
03
Set your budgets
Create projects, assign spending limits, enable alerts. Takes two minutes in the dashboard.
04
Ship with confidence
Real-time cost visibility across every model. Know exactly where every dollar goes, always.

No credit card · No spam · Personal invite only