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OpenAI: GPT-5.6 Luna (batch)

OpenAIModerated
openai/gpt-5.6-luna:batch

About this model

GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...

Make a request

OpenAI-compatible: set the base URL and your Promptix API key, keep your existing SDK.

curl https://promptix.tn/api/v1/chat/completions \  -H "Authorization: Bearer $PROMPTIX_API_KEY" \  -H "Content-Type: application/json" \  -d '{    "model": "openai/gpt-5.6-luna:batch",    "messages": [      {"role": "user", "content": "Hello! What can you do?"}    ]  }'

Pricing

In TND per 1M tokens. VAT and the platform fee are added at top-up.

Input tokens

0.387 TND

per 1M tokens

Output tokens

2.323 TND

per 1M tokens

1,000 requests with 1K input and 500 output tokens cost about 1.548 TND.

Specifications

Provider
OpenAI
Context window
1,050,000 tokens
Input modality
Text
Added
Jul 9, 2026
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choice