21+ models · uptime

Fast, affordable
AI API access

Unified gateway to GPT-5, Claude, Gemini & more. OpenAI-compatible endpoint. Pay only for what you use.

Get started free View docs
Terminal
❯ curl https://api.extpeak.com/v1/chat/completions \
-H "Authorization: Bearer *** \
-H "Content-Type: application/json" \
-d '{"model":"claude-sonnet-4.6","messages":[{"role":"user","content":"Hello!"}]}'
{ "id": "chatcmpl-abc123",
"model": "claude-sonnet-4.6",
"choices": [{ "message": { "content": "Hi there! 👋" } }] }
No Logs
Zero data retention
Low Latency
<100ms average
99.9% Uptime
Always available
Instant Access
No approval needed
0+
AI Models
0%
Avg Savings
0%
Uptime SLA

Why ExtPeak?

Everything you need to build AI-powered apps, without the complexity.

OpenAI Compatible

Drop-in replacement. Works with any OpenAI SDK or tool — just change the base URL.

Up to 44% Cheaper

Significant savings on every model. Same quality, lower cost than going direct.

Secure & Private

No request logging. Your data stays yours. Bearer token authentication.

Start in seconds

Use any OpenAI-compatible SDK. Just swap the base URL and API key. Works with Python, Node.js, cURL, and more.

OpenAI SDK compatible
Supports streaming
All popular languages
import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.extpeak.com/v1",
apiKey: "sk-ext-xxxxx",
});
const res = await client.chat.completions.create({
model: "claude-sonnet-4.6",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(res.choices[0].message.content);

Available models

15 models from top providers

Anthropic
-16%
Claude Opus 4.6
anthropic/claude-opus-4.6
Input
$4.00
Output
$20.00
Anthropic
New
Claude Opus 4.7
anthropic/claude-opus-4.7
Input
$4.00
Output
$23.00
Anthropic
-20%
Claude Sonnet 4.6
anthropic/claude-sonnet-4.6
Input
$1.50
Output
$6.00
OpenAI
-23%
GPT-5
openai/gpt-5
Input
$1.25
Output
$5.00
OpenAI
-20%
GPT-5.1
openai/gpt-5.1
Input
$1.00
Output
$4.00
OpenAI
-10%
GPT-5.2
openai/gpt-5.2
Input
$0.80
Output
$3.20
OpenAI
-15%
GPT-5.2 Codex
openai/gpt-5.2-codex
Input
$0.80
Output
$3.20
OpenAI
-18%
GPT-5.3 Codex
openai/gpt-5.3-codex
Input
$0.75
Output
$3.00
OpenAI
-12%
GPT-5.4
openai/gpt-5.4
Input
$0.70
Output
$2.80
OpenAI
-10%
GPT-5.5
openai/gpt-5.5
Input
$0.65
Output
$2.60
OpenAI
-22%
GPT-5 Codex
openai/gpt-5-codex
Input
$1.25
Output
$5.00
OpenAI
-44%
GPT-5 Mini
openai/gpt-5-mini
Input
$0.15
Output
$0.60
OpenAI
-30%
GPT-5 Nano
openai/gpt-5-nano
Input
$0.05
Output
$0.21
G
-25%
Gemini 3.1 Pro
google/gemini-3.1-pro-preview
Input
$0.80
Output
$3.20
M
-35%
MiniMax M2-7
minimax/m2-7
Input
$0.20
Output
$0.80
View all models

Frequently Asked Questions

Cost Estimator

Estimate your API usage cost

1M
500K
Input Cost
$0.9200
Output Cost
$1.8000
Total
$2.7200
≈ Rp 38.080

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