GPT-5.6 Preview System Card
A system card by OpenAI about GPT-5.6 Sol, GPT-5.6 Terra and GPT-5.6 Luna, published 25 Jun 2026. We recorded 7 values from it.
- Developer
- OpenAI
- Type
- System card
- Models covered
- GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna
- Published
- 25 Jun 2026
- Archived copy
- No archived copy yet
- Changelog
- Has a changelog
Data as of 26 Sep 2026 · Dataset v0.1 · Methodology v0.1 · Changelog
Revisions
Each change we have recorded between two versions: the old and the new text, whether the document's changelog explains it, how we know, and whether we have checked it. A revision is not in itself evidence of wrongdoing; most are corrections (Methodology §7).
0.4%1.5%Explained — earlier figure was the pass@1 score
How we know Changelog read 26 Sep 2026 (no v0 value row in this document)
Checked Confirmed from changelog
No copy of the 25 Jun 2026 version held No copy of the 19 Aug 2026 version held
Versions
Three versions are on record, oldest first. We hold a copy of one; the others are known only by their date.
25 Jun 2026
First published version
19 Aug 2026
Revision
What changed 1 change recorded as a revision. See it in redline
26 Sep 2026
Date retrieved
Copy retrieved 26 Sep 2026
No version has a file hash or an archived snapshot yet. From dataset v0.2 each retrieved version carries both (Methodology §7).
Values
Every value we recorded from this document, grouped by metric family and ordered by where the document prints it. Location is the section, table or page as the document numbers it. None has been blind-verified yet.
KeyVerifiedUnverifiedDisputedCorrected read off a figure or stated in wordsA value opens its source and history.
M1 Evaluation awareness
1 value
| Model | Evaluation | Condition | Value | Location | Checked |
|---|---|---|---|---|---|
| GPT-5.6 Sol | Verbalized metagamingMetagaming vs GPT-5.5 | None stated | Metagaming | Unverified |
M7 Harmful compliance and over-refusal
1 value
| Model | Evaluation | Condition | Value | Location | Checked |
|---|---|---|---|---|---|
| GPT-5.6 Sol | Production BenchmarksGore | None stated | Disallowed content table | Unverified |
M10 Dangerous capabilities and risk determinations
5 values
| Model | Evaluation | Condition | Value | Location | Checked |
|---|---|---|---|---|---|
| GPT-5.6 Sol | Average success (benchmark not named)Average success rateRun by Irregular | None stated | External cyber (Irregular) | Unverified | |
| GPT-5.6 Sol | FrontierCyberChallenges solvedRun by Irregular | 197 challenges | External cyber (Irregular) | Unverified | |
| GPT-5.6 Sol | Preparedness Framework determinationAI self-improvement | None stated | Preparedness | Unverified | |
| GPT-5.6 Sol | Preparedness Framework determinationBiological and chemical | None stated | Preparedness | Unverified | |
| GPT-5.6 Sol | Preparedness Framework determinationCybersecurity | None stated | Preparedness | Unverified |
Extraction coverage
What we read of this document, and where each value was read.
Our note We have not written a coverage note for this document yet.
All 7 values were read in the document itself.
Of the 7 values, 1 is a statement in words rather than a number; it is marked * and left out of charts by default.
All 7 values were extracted for version 0 of the dataset through a web reader, which did not always reach the later sections of long PDFs (Methodology §3).