OpenAI Models on XALEN

Frontier AI lab building GPT-series models. XALEN provides all OpenAI models via OpenAI-compatible API.

Founded: 2015 · HQ: San Francisco, USA · 7 models available

Available Models

GPT-4.1

Frontier

Latest OpenAI frontier model with 1M context window and superior instruction following.

Params: ~1.8T Context: 1M Input: $0.10 Output: $0.30 Latency: ~500ms

GPT-4.1 Mini

Frontier

Cost-efficient frontier model retaining GPT-4.1 quality at 70% lower cost.

Params: ~200B Context: 1M Input: $0.03 Output: $0.08 Latency: ~250ms

GPT-4o

Frontier

OpenAI multimodal flagship with vision capabilities.

Params: ~1T Context: 128K Input: $0.05 Output: $0.15 Latency: ~400ms

GPT-4o Mini

Compact

Compact multimodal model for high-volume applications.

Params: ~70B Context: 128K Input: $0.015 Output: $0.06 Latency: ~200ms

o3

Reasoning

Advanced reasoning model with extended chain-of-thought thinking.

Params: ~1T Context: 200K Input: $0.10 Output: $0.40 Latency: ~2000ms

o4-mini

Reasoning

Latest compact reasoning model for production reasoning workloads.

Params: ~200B Context: 200K Input: $0.03 Output: $0.12 Latency: ~800ms

Whisper Large V3

Speech

Speech recognition supporting 14+ Indian languages for voice interactions.

Params: 1.55B Context: 30s Input: $0.01/min Output: N/A Latency: ~200ms

Quick Start

import XALEN from 'xalen-sdk';

const client = new XALEN({ apiKey: 'xln_test_YOUR_KEY' });

const response = await client.chat.completions.create({
  model: 'gpt-4-1',
  messages: [{ role: 'user', content: 'Hello!' }]
});

Start Using OpenAI Models

All models available through a single API. No separate accounts needed.

Get API Key

Last updated: 2026-05-21.