Thinking: gate xhigh by model

docs/tools/agent-send.md

@@ -38,7 +38,7 @@ clawdbot agent --to +15555550123 --message "Summon reply" --deliver
 - `--local`: run locally (requires provider keys in your shell)
 - `--deliver`: send the reply to the chosen provider (requires `--to`)
 - `--provider`: `whatsapp|telegram|discord|slack|signal|imessage` (default: `whatsapp`)
-- `--thinking <off|minimal|low|medium|high>`: persist thinking level
+- `--thinking <off|minimal|low|medium|high|xhigh>`: persist thinking level (GPT-5.2 + Codex models only)
 - `--verbose <on|off>`: persist verbose level
 - `--timeout <seconds>`: override agent timeout
 - `--json`: output structured JSON

docs/tools/slash-commands.md

@@ -60,7 +60,7 @@ Text + native (when enabled):
 - `/activation mention|always` (groups only)
 - `/send on|off|inherit` (owner-only)
 - `/reset` or `/new`
-- `/think <level>` (aliases: `/thinking`, `/t`)
+- `/think <off|minimal|low|medium|high|xhigh>` (GPT-5.2 + Codex models only; aliases: `/thinking`, `/t`)
 - `/verbose on|off` (alias: `/v`)
 - `/reasoning on|off|stream` (alias: `/reason`; when on, sends a separate message prefixed `Reasoning:`; `stream` = Telegram draft only)
 - `/elevated on|off` (alias: `/elev`)

docs/tools/thinking.md

@@ -7,11 +7,12 @@ read_when:
 
 ## What it does
 - Inline directive in any inbound body: `/t <level>`, `/think:<level>`, or `/thinking <level>`.
-- Levels (aliases): `off | minimal | low | medium | high`
+- Levels (aliases): `off | minimal | low | medium | high | xhigh` (GPT-5.2 + Codex models only)
   - minimal → “think”
   - low → “think hard”
   - medium → “think harder”
   - high → “ultrathink” (max budget)
+  - xhigh → “ultrathink+” (GPT-5.2 + Codex models only)
   - `highest`, `max` map to `high`.
 
 ## Resolution order