diff --git a/docs/energy-cogs-benchmark.md b/docs/energy-cogs-benchmark.md
index 6c05080..b270adc 100644
--- a/docs/energy-cogs-benchmark.md
+++ b/docs/energy-cogs-benchmark.md
@@ -192,7 +192,9 @@ contaminated window integral:
 
 Hermes substrate ≈ **half** qwen's per-query GPU energy — but that is the
 four-way confound (§2), dominated by 8 B vs 27 B. A grounded answer costs
-**< $0.10 / 1,000 queries** of GPU electricity on either rig.
+**~$0.07–0.16 per 1,000 queries** of GPU electricity — hermes-8B
+$0.07–0.09, qwen-27B $0.12–0.16 (claim_lattice dearer than quote, more
+context prefilled).
 
 ### 5.5 Quality delta (value side) — does the substrate earn its cost?