New: Claude 4 & GPT-5 Now Available

Access 12 Premium LLMs
with One API Key

Ship AI features faster with Frost AI's unified gateway. Access Claude Opus, Claude Sonnet, Gemini 3 Pro, and all our premium models through a single API. Built-in analytics, smart fallbacks, and usage tracking included.

Available Models
Claude Opus 4.5 Gemini 3 Pro Claude Sonnet 4.5 and 9 more

Featured Models

View All Models
Anthropic

claude-opus-4-5-thinking

by anthropic
Thinking
0 Tokens/wk
~2.4s Latency
0 Requests
Google

gemini-3-pro-image

by google
New
0 Tokens/wk
~1.8s Latency
0 Requests
Anthropic

claude-sonnet-4-5

by anthropic
Hot
0 Tokens/wk
~1.5s Latency
0 Requests
25T Monthly Tokens
5M+ Global Users
99.9% Uptime SLA
12 Premium Models

Simple Integration,
Powerful Results

Start building with just a few lines of code. Our SDK supports Python, Node.js, and REST API out of the box.

OpenAI-compatible API format
Automatic model fallbacks
Real-time usage analytics
99.9% uptime guarantee 
from openai import OpenAI

client = OpenAI(
    base_url="https://frostai.xyz/v1",
    api_key="your-api-key"
)

response = client.chat.completions.create(
    model="claude-opus-4.5",
    messages=[{"role": "user", "content": "Analyze this data..."}]
)

print(response.choices[0].message.content)

How It Works

Get started in minutes with our simple 3-step process

1

Sign Up

Create your free account and get $10 in credits to start exploring.

2

Buy Credits

Add credits to your account. Pay only for what you use.

3

Get API Key

Generate your API key and start making requests instantly.

Transparent Pricing

Pay only for what you use. No hidden fees, no subscriptions required.

Free Tier

$0 /month
  • $10 free credits
  • Access to 50+ models
  • Community support
  • Basic analytics
Most Popular

Pro

$29 /month
  • Everything in Free
  • Access to 100+ models
  • Priority support
  • Advanced analytics
  • Custom rate limits

Enterprise

Custom
  • Everything in Pro
  • Dedicated support
  • SLA guarantee
  • Custom integrations
  • Volume discounts