How much does GPT-5.6 Luna (batch) cost?

On the Respan gateway, input starts at $0.10 per 1M tokens on OpenRouter, and output starts at $0.60 per 1M tokens on OpenRouter, after gateway discounts.

Which providers serve GPT-5.6 Luna (batch) on Respan?

GPT-5.6 Luna (batch) is served by OpenRouter.

What is GPT-5.6 Luna (batch)'s context window?

GPT-5.6 Luna (batch) accepts up to 1.1M tokens of context.

How do I use GPT-5.6 Luna (batch) with the Respan gateway?

Point any OpenAI-compatible SDK at https://api.respan.ai/api/ with your Respan API key and set the model to "gpt-5.6-luna:batch". To set it up with a coding agent, copy the agent setup prompt at the top of this page.

Where does GPT-5.6 Luna (batch) rank on the Respan Index?

GPT-5.6 Luna (batch) scores 46.2 out of 100 on the Respan Index v1.1, ranking #33 of 138 models. By category: Coding 27.8, Agents 55.9, Reasoning 54.2, Knowledge & language 38.7, and Human preference 52.6. The Respan Index combines independent and lab-reported benchmark results into one score, using benchmark data collected by llmmetric.com.

How does GPT-5.6 Luna (batch) score on benchmarks?

GPT-5.6 Luna (batch) has 33 published benchmark scores, including LiveBench Coding 82.9%, LiveBench Agentic Coding 48.4%, and GPQA Diamond 92.3%. Each score links to where it was published; the data is collected by llmmetric.com.

GPT-5.6 Luna (batch)

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...

Tool Use

# Paste into Claude Code, Cursor, or Codex

Help me set up the Respan gateway: fetch and follow https://respan.ai/docs/agent-setup.md. Use model "gpt-5.6-luna:batch".

Context window: 1.1M tokens
Input from: $0.10/M
Output from: $0.60/M
Providers: 1
Released: Aug 6, 2026

Providers

One provider serves this model through the Respan gateway. Copy a model ID to call that route directly.

Provider	Context	Input	Output	Capabilities
OpenRouter`openrouter/openai/gpt-5.6-luna:batch`	1.1M	$0.10/M	$0.60/M

Is a provider down? OpenRouter status

Pricing

USD per 1M tokens on OpenRouter, after gateway discounts.

Input: $0.10/M
Output: $0.60/M
Cache read: $0.01/M

Cost by volume

Total cost from 0 to 1T tokens.

$0.10/MOpenRouter

Benchmarks

33 published scores for GPT-5.6 Luna (batch) from 12 sources. Each score links to where it was published. Percentages are out of 100. Arena ratings are Elo, marked between the lowest and highest rated model on each leaderboard.