OpenAI: GPT-5.6 TerraChat

openai/gpt-5.6-terra

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Balanced GPT-5.6 tier between Sol and Luna for everyday coding, reasoning, and agentic tasks.

1M context window

128K max output tokens

Released: 2026-07-09

Protocols:OpenAIAnthropic

Capabilities:VisionFunction CallingReasoningPrompt CachingWeb Search

PriceRate 0.15x

HaoAI

Official

Input

$0.375/M

$2.5/M

Output

$2.25/M

$15/M

Cache read

$0.037/M

$0.25/M

Code Examples

from openai import OpenAI

client = OpenAI(
    base_url="https://api.hao.ai/v1",
    api_key="YOUR_HAOAI_API_KEY",
)

response = client.chat.completions.create(
    model="openai/gpt-5.6-terra",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)

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