MODEL PROOF

GPT-5.6 Luna (batch)

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

MODEL MONUMENT

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

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 window1.1M
Max output128K
Input modesfile, image, text
Tool useyes
Reasoningoptional
Knowledge cutoff2026-02-16

Provenance

Price sourceopenrouter.ai
Fetched2026-08-28
Quality dataunrated

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...

Questions this page answers

What beats GPT-5.6 Luna (batch)?

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

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

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

What does GPT-5.6 Luna (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 (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.

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