---
title: "OpenAI: GPT-5.6 Luna Pro (batch) — unrated, priced in this catalogue · Undominated.ai"
canonical: https://undominated.ai/models/openai__gpt-5.6-luna-pro__batch/
description: "OpenAI: GPT-5.6 Luna Pro (batch): $0.100/M in, $0.600/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero."
---

# OpenAI: GPT-5.6 Luna Pro (batch) — unrated, priced in this catalogue · Undominated.ai

> OpenAI: GPT-5.6 Luna Pro (batch): $0.100/M in, $0.600/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero.

MODEL PROOF

# GPT-5.6 Luna Pro (batch)

OpenAI · 09 Jul 2026

 Balanced Summarise Chat Code gen Agentic

NOT INDEPENDENTLY RATED

## No independent LMArena score is published for this model.

 **$0.225** / 1M tokens Balanced · 3 tokens in per 1 out

 Independent LMArena score Not independently rated
 Context window 1.05M
 Maximum output 128K
 Input modalities file, image, text
 Output modalities text
 Published input price $0.100 / 1M tokens
 Published output price $0.600 / 1M tokens
 Pricing kind fixed
 Context tiers Tiered by context

Evidence as of 28 Aug 2026

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MODEL MONUMENT

## Save or share this proof

OpenAI: GPT-5.6 Luna Pro (batch). Balanced workload. Not independently rated. Evidence as of 28 Aug 2026.

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### Every price dimension

| Input | $0.100 /M |
| --- | --- |
| Output | $0.600 /M |
| Cached input | $0.010 /M |
| Web search | $0.01 /call |

**Past 272,000 tokens the price changes.** Input goes to $0.200/M (2×) and output to $0.900/M. The headline rate does not apply to a long-context workload.

### Independent scores

No independent benchmark has measured this model. Unrated is not a score of zero.

### Capability

| Context window | 1.1M |
| --- | --- |
| Max output | 128K |
| Input modes | file, image, text |
| Tool use | yes |
| Reasoning | optional |
| Knowledge cutoff | 2026-02-16 |

### Provenance

| Price source | openrouter.ai |
| --- | --- |
| Fetched | 2026-08-28 |
| Quality data | unrated |

GPT-5.6 Luna Pro is the same underlying model as [GPT-5.6 Luna](https://openrouter.ai/openai/gpt-5.6-luna), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode

## Questions this page answers

### What beats GPT-5.6 Luna Pro (batch)?

GPT-5.6 Luna Pro (batch) has no independent quality score. Unrated is not a score of zero.

### Does GPT-5.6 Luna Pro (batch) have an independent quality score?

GPT-5.6 Luna Pro (batch) has no independent quality score in this catalogue. Unrated is not a score of zero.

### What does GPT-5.6 Luna Pro (batch) cost?

$0.100/M in, $0.600/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.

### Does this page use Artificial Analysis scores for GPT-5.6 Luna Pro (batch)?

No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.

[Check whether this is still the one to buy](/check/openai__gpt-5.6-luna-pro__batch/)

## Related

No independent quality score, so there is no dominator to name. Unrated is not a clean bill of health.

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- OpenAI models [OpenAI](/providers/#vendor-openai)
- Where this model appears [cliffs](/cliffs/)
- Same vendor [GPT-4 Turbo (batch)](/models/openai__gpt-4-turbo__batch/)
- Where this model appears [plans](/plans/)
- Same vendor [GPT-4.1 (batch)](/models/openai__gpt-4.1__batch/)