diff --git a/agent-queue/agent-queue.sh b/agent-queue/agent-queue.sh
index d9d7dec..4a26bfa 100755
--- a/agent-queue/agent-queue.sh
+++ b/agent-queue/agent-queue.sh
@@ -1260,8 +1260,23 @@ parse_usage() {
         [[ "${dti:-0}" -gt 0 ]] && echo "tokens_in=$dti"
         [[ "${dto:-0}" -gt 0 ]] && echo "tokens_out=$dto"
         [[ "${dtc:-0}" -gt 0 ]] && echo "tokens_cached=$dtc"
-        # NOTE: Devin's export carries token counts but not USD cost; cost_usd is
-        # left unset (the dashboard shows tokens + model; cost stays blank).
+        # Devin's export has tokens but no USD cost. Approximate it from a model
+        # price map ($/1M tokens: input/output/cache-read) and flag it as estimated
+        # (the dashboard renders it as "approx"). Rates are indicative, edit here.
+        local pin pout pcache
+        case "$dmodel" in
+          *Opus*)   pin=15;  pout=75; pcache=1.5;;
+          *Sonnet*) pin=3;   pout=15; pcache=0.3;;
+          *Haiku*)  pin=0.8; pout=4;  pcache=0.08;;
+          *)        pin=""; pout=""; pcache="";;
+        esac
+        if [[ -n "$pin" ]]; then
+          local dcost
+          dcost=$(awk -v i="${dti:-0}" -v o="${dto:-0}" -v c="${dtc:-0}" -v pi="$pin" -v po="$pout" -v pc="$pcache" \
+            'BEGIN{printf "%.4f",(i*pi+o*po+c*pc)/1000000}')
+          echo "cost_usd=$dcost"
+          echo "usage_estimated=true"
+        fi
       fi
       ;;
     copilot) : ;;  # TODO: GitHub Copilot CLI usage format not yet documented here.