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Hormouz: GPT-5.5: AI model

Context window:
1,050,000 tokens
Input:
$2.5/1M tokens
Output:
$15/1M tokens
Type:
text, image
  • Vision
  • Tools
  • Streaming
  • Long context

Thinking levels: xhigh · high · medium · low · none

Hormouz: GPT-5.5 is a AI model from Hormouz, available through Hormouz via an OpenAI-compatible API with stable access from inside Iran.

GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...

Quickstart

curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "hormouz/gpt-5.5",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Specs

VendorHormouz
TypeText, Image
Context window1,050,000 tokens
Pricing$2.50/M in · $15.00/M out
APIChat Completions
CapabilitiesStreaming · Vision · Tools

Code example

cURL
curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "hormouz/gpt-5.5",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'
Python
from openai import OpenAI
client = OpenAI(api_key="ng-YOUR_API_KEY", base_url="https://api.hormouz.net/v1")
response = client.chat.completions.create(
    model="hormouz/gpt-5.5",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)
JavaScript
import OpenAI from "openai";
const client = new OpenAI({ apiKey: "ng-YOUR_API_KEY", baseURL: "https://api.hormouz.net/v1" });
const response = await client.chat.completions.create({
  model: "hormouz/gpt-5.5",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Selected accounts only

Only accounts with access can call this model. For access, contact support.

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Updated 2026-10-13