diff --git a/agents/README.md b/agents/README.md
index 40d03a335..3faa834ef 100644
--- a/agents/README.md
+++ b/agents/README.md
@@ -13,7 +13,7 @@ not fleet seats. Keep changes in `/mnt/storage/src/mosaic-stack`; do not modify
 | --- | --- | --- | --- |
 | Darkwing | Hands-on engineering; collaborating seat under Sage | Pi, configured Mosaic model | `agents/darkwing/launch.sh` |
 | Dewey | Frontend design, UX, accessibility, and UI implementation | Pi, configured Mosaic model | `agents/dewey/launch.sh` |
-| Rocko | General development, investigation, testing, and review | T3 session (Claude Code, Opus 5.5, thread b84bb264, lead decision 69); launcher Claude Code, Sonnet model | `agents/rocko/launch.sh` |
+| Rocko | General development, investigation, testing, and review | T3 session (Codex, gpt-6.1-sol, thread d99326cc, lead decision 122; Claude thread b84bb264 retired 2026-10-12); launcher Claude Code, Sonnet model | `agents/rocko/launch.sh` |
 | Filbert | General development, investigation, testing, and review | T3 session (Codex, gpt-6.1-sol, thread 50342f6a, lead decision 122; Claude thread 9cb9731e retired 2026-10-12); launcher Pi, `openai-codex/gpt-6-astra:low`, not to be used under R26 until it changes (lead decision 69) | `agents/filbert/launch.sh` |
 | Researcher | Source-grounded technical research and evidence | Pi, configured Mosaic model | `agents/researcher/launch.sh` |
 | Sage | Project lead: coordination, review, integration; earlier DYOR strategy records retained | T3 session (Claude Code); Pi launcher `zai/glm-5.3:high` retained | `agents/sage/launch.sh` |