From b286457c854fd3d60228b680ec0dbc8d29286303 Mon Sep 17 00:00:00 2001
From: tercerapersona <andyourbirdisgreen@gmail.com>
Date: Fri, 20 Feb 2026 11:34:50 -0300
Subject: [PATCH] add Openrouter prompt caching via cache_control

---
 nanobot/providers/registry.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nanobot/providers/registry.py b/nanobot/providers/registry.py
index 445d977..ecf092f 100644
--- a/nanobot/providers/registry.py
+++ b/nanobot/providers/registry.py
@@ -100,6 +100,7 @@ PROVIDERS: tuple[ProviderSpec, ...] = (
         default_api_base="https://openrouter.ai/api/v1",
         strip_model_prefix=False,
         model_overrides=(),
+        supports_prompt_caching=True,
     ),
 
     # AiHubMix: global gateway, OpenAI-compatible interface.