core: Default transcode max price

core/orchestrator.go

@@ -322,12 +322,14 @@ func (orch *orchestrator) priceInfo(sender ethcommon.Address, manifestID Manifes
 		}
 	}
 
+	transcodePrice := orch.node.GetBasePrice(sender.String())
+	if transcodePrice == nil {
+		transcodePrice = orch.node.GetBasePrice("default")
+	}
+
 	var basePrice *big.Rat
 	if caps == nil {
-		basePrice = orch.node.GetBasePrice(sender.String())
-		if basePrice == nil {
-			basePrice = orch.node.GetBasePrice("default")
-		}
+		basePrice = transcodePrice
 	} else {
 		// The base price is the sum of the prices of individual capability + model ID pairs
 		basePrice = big.NewRat(0, 1)
@@ -349,6 +351,12 @@ func (orch *orchestrator) priceInfo(sender ethcommon.Address, manifestID Manifes
 				}
 			}
 		}
+
+		// If no priced capabilities were signaled by the broadcaster assume that they are requesting
+		// transcoding and set the base price to the transcode price
+		if basePrice.Cmp(big.NewRat(0, 1)) == 0 {
+			basePrice = transcodePrice
+		}
 	}
 
 	if !orch.node.AutoAdjustPrice {