---
title: "OpenAI: GPT-6 Luna (batch) — unrated, priced in this catalogue · Undominated.ai"
canonical: https://undominated.ai/models/openai__gpt-6-luna__batch/
description: "OpenAI: GPT-6 Luna (batch): $0.050/M in, $0.250/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero."
---

# OpenAI: GPT-6 Luna (batch) — unrated, priced in this catalogue · Undominated.ai

> OpenAI: GPT-6 Luna (batch): $0.050/M in, $0.250/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero.

[Cheaper alternatives](/alternatives/) [Family](/families/gpt-6/) [Compare models](https://undominated.ai/compare/) Comparison context

Choose up to three standard models in Compare.

Requirements and prompt length apply in Compare. This page keeps its stated price basis and workload controls.

MODEL PROOF

# GPT-6 Luna (batch)

OpenAI · 22 Sept 2026

 Balanced Summarise Chat Code gen Agentic

NOT INDEPENDENTLY RATED

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

 **$0.100** / 1M tokens Balanced · 3 tokens in per 1 out

Base context tier shown; inspect the complete context ladder below.

Evidence as of 23 Sept 2026

 [openrouter/models](https://openrouter.ai/api/v1/models) Independent LMArena score Not independently rated
 Context window 1.05M
 Maximum output 128K
 Input modalities file, image, text
 Output modalities text
 Published input price $0.050 / 1M tokens
 Published output price $0.250 / 1M tokens
 Pricing kind fixed
 Context tiers Tiered by context

Inspect [complete billing conditions](#billing-details) and endpoint terms below.

 Every price dimension · USD per million tokens

| Input | $0.050 /M |
| --- | --- |
| Output | $0.250 /M |
| Cached input | $0.0050 /M |
| Cache write | $0.063 /M |
| Cache write 1h | Unknown /M |
| Reasoning | Unknown /M |
| Web search | $0.01 /call |

**The headline rate does not apply to a long-context workload.**

 Complete context ladder · 1 tier

| More than 272,000 tokens | $0.100 /M in (2×) $0.375 /M out $0.010 /M cached input $0.125 /M cache write |
| --- | --- |

### 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 |
| Open weights | Unknown |

### Provenance

| Price source | [openrouter.ai](https://openrouter.ai/api/v1/models) |
| --- | --- |
| Fetched | 2026-09-23 |
| Quality data | unrated |

GPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, positioned below GPT-6 Sol. It is suited for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic...

## Questions this page answers

 What does GPT-6 Luna (batch) cost?

$0.050/M in, $0.250/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.

 Does GPT-6 Luna (batch) have an independent quality score?

GPT-6 Luna (batch) has no independent quality score in this catalogue. Unrated is not a score of zero.

 What beats GPT-6 Luna (batch)?

GPT-6 Luna (batch) has no independent quality score. Unrated is not a score of zero.

 Does this page use Artificial Analysis scores for GPT-6 Luna (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.

 Does a missing score mean GPT-6 Luna (batch) scored zero?

Unrated is not a score of zero.

MODEL MONUMENT

## Save or share this proof

 Download proof card · 1200 × 630 Preview and more sharing options

OpenAI: GPT-6 Luna (batch). Balanced workload. Not independently rated. Evidence as of 23 Sept 2026.

 Copy model link Download square card · 1080 × 1080 Copy landscape image Share landscape card

## Related

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

 - Same vendor [GPT-3.5 Turbo (batch)](/models/openai__gpt-3.5-turbo__batch/)
- OpenAI models [OpenAI](/providers/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/)

## Continue your investigation

 - [Explore model families](/families/)
- [Compare a shortlist](/compare/)
- [Check a model](/check/)
- [Understand the evidence](/methodology/)