Hormouz AIHormouzSign in

OpenAI: gpt-oss-20b (batch): AI model

Context window:
131,072 tokens
Input:
$0.02/1M tokens
Output:
$0.11/1M tokens
Type:
text
  • Tools
  • Streaming
  • Long context

Thinking levels: Always thinks · high · medium · low

OpenAI: gpt-oss-20b (batch) is a AI model from OpenAI, available through Hormouz via an OpenAI-compatible API with stable access from inside Iran.

gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...

Quickstart

curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-oss-20b:batch",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Specs

VendorOpenAI
TypeText
Context window131,072 tokens
Pricing$0.02/M in · $0.11/M out
APIChat Completions
CapabilitiesStreaming · Tools

Benchmarks

Reasoning

GPQA Diamond
Graduate-level scientific reasoning
61.1%
HLE
Humanity's Last Exam
5.3%
IFBench
Instruction-following
57.8%
AA-LCR
Long-context reasoning
31%
CritPt
Research-level physics reasoning
0%
AA Omniscience
Broad factual knowledge accuracy
15.1%
Non-Hallucination
Rate of avoiding fabricated answers
13.3%

Coding

Terminal-Bench Hard
Agentic coding & terminal use
4.5%

Agentic

τ²-Bench
Tool-use agents in dual-control scenarios
50.3%

Source: Artificial Analysis

Design Arena

How Design Arena works ↗
Data Viz
Top 93%
940Elo
Win rate: 39.7%Avg time: 8.4s
Website
Top 96%
859Elo
Win rate: 27.9%Avg time: 13.1s

Metrics sourced from Design Arena

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": "openai/gpt-oss-20b:batch",
    "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="openai/gpt-oss-20b:batch",
    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: "openai/gpt-oss-20b:batch",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Buy the OpenAI: gpt-oss-20b (batch) API, paid in rial

  • Buy credit with an Iranian bank card; no foreign card or account needed.
  • One Hormouz key reaches OpenAI: gpt-oss-20b (batch) and 600+ other models, and you pay only for what you use.
  • No VPN and no risk of a banned account; just change the base URL to api.hormouz.net/v1.
Create an accountBuy ChatGPT (OpenAI) API access, paid in rial

Use via Hormouz

Connect to this model and 600+ others with one API key, then see usage down to each request.

Request company access

Updated 2026-10-13