OpenAI-Compatible · Claude + GPT · Pay-as-you-go

AI API Gateway
One Key. All Models.

Drop-in replacement for OpenAI SDK. Access Claude & GPT at transparent pricing.
Change two lines of code — everything else stays the same.

Get API Key → Quickstart
🔌

OpenAI Compatible

Works with any OpenAI SDK. Change base_url only.

Streaming Support

Full SSE streaming for real-time responses.

💳

No Subscription

Pay once, use anytime. Credits never expire.

Quickstart

# pip install openai

from openai import OpenAI

client = OpenAI(

api_key="fm-your-key-here",

base_url="https://relay.focomind.com/v1",

)

resp = client.chat.completions.create(

model="claude-haiku-4-5",

messages=[{"role": "user", "content": "Hello!"}]

)

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

Models & Pricing

Model Input / 1M Output / 1M Best for
claude-haiku-4-5 $0.025 $0.125 Fast, high volume
claude-sonnet-4-5 $0.30 $1.50 Balanced quality
claude-opus-4-5 $1.50 $7.50 Complex reasoning
gpt-4o-mini $0.015 $0.060 Cheapest GPT
gpt-4o $0.25 $1.00 GPT flagship

Top Up Credits

One-time purchase. Credits never expire.

$5
~16M Haiku tokens
Get Started →
$20
~64M Haiku tokens
Get Started →
$50
~160M Haiku tokens
Get Started →