From c506e7aa6412d5fd053875b61f22ab3bed8cc954 Mon Sep 17 00:00:00 2001
From: ChrisQuorum <chris@quorumearth.com>
Date: Sun, 12 Jul 2026 11:12:14 -0400
Subject: [PATCH] feat(model-overlays): add gpt-5.6 overlay + resolver mapping

Give gpt-5.6 (Sol/Terra/Luna) a dedicated overlay instead of the generic
gpt fallback: inherits the gpt base plus the anti-verbosity / shortest-form
tuning. Mirrors gpt-5.4. Adds the models.ts resolver mapping (handles the
tier suffixes) and updates the doc comment.
---
 model-overlays/gpt-5.6.md | 15 +++++++++++++++
 scripts/models.ts         |  3 +++
 2 files changed, 18 insertions(+)
 create mode 100644 model-overlays/gpt-5.6.md

diff --git a/model-overlays/gpt-5.6.md b/model-overlays/gpt-5.6.md
new file mode 100644
index 0000000000..bf5d96b58e
--- /dev/null
+++ b/model-overlays/gpt-5.6.md
@@ -0,0 +1,15 @@
+{{INHERIT:gpt}}
+
+**Anti-verbosity protocol (additional).** Your default output mode is too verbose for
+tools that value terse output. Constrain:
+
+- Status updates: one line, not a paragraph.
+- Code explanations: only when the user asked for one, or when the code is genuinely
+  surprising.
+- Do not narrate what you are about to do. Just do it.
+- Do not repeat the user's request back to them.
+- When showing code changes, show the changed lines with minimal surrounding context.
+- Markdown headings are not decoration. Use them only when structural.
+
+**Cap answers at the shortest form that contains the answer.** If the answer is a
+one-line command, reply with a one-line command.
diff --git a/scripts/models.ts b/scripts/models.ts
index b6d1d368d5..6a3cabc770 100644
--- a/scripts/models.ts
+++ b/scripts/models.ts
@@ -16,6 +16,7 @@ export const ALL_MODEL_NAMES = [
   'opus-4-7',
   'gpt',
   'gpt-5.4',
+  'gpt-5.6',
   'gemini',
   'o-series',
 ] as const;
@@ -28,6 +29,7 @@ export type Model = (typeof ALL_MODEL_NAMES)[number];
  * Precedence rules:
  * 1. Exact match against ALL_MODEL_NAMES → return as-is.
  * 2. Family heuristics for common variants:
+ *    - `gpt-5.6-sol`, `gpt-5.6-*` → `gpt-5.6`
  *    - `gpt-5.4-mini`, `gpt-5.4-turbo`, `gpt-5.4-*` → `gpt-5.4`
  *    - `gpt-*` (anything else GPT) → `gpt`
  *    - `o3`, `o4`, `o4-mini`, `o1`, `o1-mini`, `o1-pro` → `o-series`
@@ -49,6 +51,7 @@ export function resolveModel(input: string): Model | null {
   }
 
   // Family heuristics
+  if (/^gpt-5\.6(-|$)/.test(s)) return 'gpt-5.6';
   if (/^gpt-5\.4(-|$)/.test(s)) return 'gpt-5.4';
   if (/^gpt(-|$)/.test(s)) return 'gpt';
   if (/^o[0-9]+(-|$)/.test(s)) return 'o-series';