diff --git a/pilot/cost_model.py b/pilot/cost_model.py
index 50bd278..372d002 100644
--- a/pilot/cost_model.py
+++ b/pilot/cost_model.py
@@ -188,6 +188,22 @@ OBSERVED_RUNS: list[dict] = [
         "cache_write": 0,
         "subagents": 0,
     },
+    {
+        "label": "gitea_admin/pragent#7 (+ cost-model calibration + salvage fix)",
+        "date": "2026-08-18",
+        "tier": "full",
+        "diff_tokens": 21_000,     # same PR, two commits later
+        "steps": 31,
+        "duration_s": 189.8,
+        "input": 2_213_077,
+        "output": 9_058,
+        "cache_read": 0,
+        "cache_write": 0,
+        "subagents": 0,
+    },
+    # A third run of the same PR (sha 2613b3e, 31 steps' worth of work in 330s)
+    # ended without a parseable findings block and so reported no usage at all —
+    # the reason `salvage_summary` now keeps the usage section on that path.
 ]