diff --git a/src/game/engine/src/modules/ai/ai_turn_bridge.gd b/src/game/engine/src/modules/ai/ai_turn_bridge.gd
index 1bf2de8e..e209dc5a 100644
--- a/src/game/engine/src/modules/ai/ai_turn_bridge.gd
+++ b/src/game/engine/src/modules/ai/ai_turn_bridge.gd
@@ -512,6 +512,11 @@ static func _refresh_learned_player_snapshot(gd_state: RefCounted) -> void:
 		# matching the `cy["food"]`/`cy["production"]` semantics.
 		var game_map: RefCounted = GameState.get_game_map()
 		var city_dicts: Array[Dictionary] = []
+		# p1-29k Inc-2.5b — accumulate real per-turn science from the SAME
+		# `cy["science"]` the autoplay economy uses (`_calculate_science_income`
+		# = sum of city `get_yields()["science"]`; `PlayerScript.science_per_turn`
+		# is 0 in the live world — science is computed per-turn, not cached).
+		var science_total: int = 0
 		for c: RefCounted in p.cities:
 			if c == null:
 				continue
@@ -527,6 +532,7 @@ static func _refresh_learned_player_snapshot(gd_state: RefCounted) -> void:
 				if not cy.is_empty():
 					food_yield = int(round(float(cy.get("food", 2))))
 					prod_yield = int(round(float(cy.get("production", 2))))
+					science_total += int(round(float(cy.get("science", 0))))
 			city_dicts.append({
 				"col": c_off.x,
 				"row": c_off.y,
@@ -551,9 +557,10 @@ static func _refresh_learned_player_snapshot(gd_state: RefCounted) -> void:
 		# divergence after yields + tech. GDScript `science_per_turn` maps to
 		# the Rust `science_yield` obs input.
 		if gd_state.has_method("set_player_economy_from_dict"):
+			var base_sci: int = int(p.get("science_per_turn")) if p.get("science_per_turn") != null else 0
 			gd_state.set_player_economy_from_dict(pi, {
 				"gold": int(p.get("gold")) if p.get("gold") != null else 0,
-				"science_yield": int(p.get("science_per_turn")) if p.get("science_per_turn") != null else 0,
+				"science_yield": base_sci + science_total,
 				"culture_total": int(p.get("culture_total")) if p.get("culture_total") != null else 0,
 			})