diff --git a/common/const.py b/common/const.py
index 9eb8795da..c002d01fe 100644
--- a/common/const.py
+++ b/common/const.py
@@ -59,6 +59,8 @@
 GEMINI_PRO = "gemini-1.0-pro"
 GEMINI_15_flash = "gemini-1.5-flash"
 GEMINI_15_PRO = "gemini-1.5-pro"
+GEMINI_20_flash_exp = "gemini-2.0-flash-exp"
+
 
 GLM_4 = "glm-4"
 GLM_4_PLUS = "glm-4-plus"
@@ -87,7 +89,7 @@
               XUNFEI,
               ZHIPU_AI, GLM_4, GLM_4_PLUS, GLM_4_flash, GLM_4_LONG, GLM_4_ALLTOOLS, GLM_4_0520, GLM_4_AIR, GLM_4_AIRX,
               MOONSHOT, MiniMax,
-              GEMINI, GEMINI_PRO, GEMINI_15_flash, GEMINI_15_PRO,
+              GEMINI, GEMINI_PRO, GEMINI_15_flash, GEMINI_15_PRO,GEMINI_20_flash_exp,
               CLAUDE_3_OPUS, CLAUDE_3_OPUS_0229, CLAUDE_35_SONNET, CLAUDE_35_SONNET_1022, CLAUDE_35_SONNET_0620, CLAUDE_3_SONNET, CLAUDE_3_HAIKU, "claude", "claude-3-haiku", "claude-3-sonnet", "claude-3-opus", "claude-3.5-sonnet",
               "moonshot-v1-8k", "moonshot-v1-32k", "moonshot-v1-128k",
               QWEN, QWEN_TURBO, QWEN_PLUS, QWEN_MAX,