diff --git a/open-sse/services/compression/cachingAware.ts b/open-sse/services/compression/cachingAware.ts
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+++ b/open-sse/services/compression/cachingAware.ts
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+/**
+ * Cache-aware strategy selection for AI model compression.
+ * Implements logic to detect caching context from request body and adjust strategies accordingly.
+ *
+ * @file cachingAware.ts
+ * @exports CachingContext, CacheAwareStrategy, detectCachingContext, getCacheAwareStrategy
+ */
+
+// Define the CachingContext interface
+export interface CachingContext {
+  hasCacheControl: boolean; // Whether cache_control is present in the request body
+  provider: string | null; // Extracted provider (e.g., "anthropic", "openai", etc.)
+  isCachingProvider: boolean; // True if the provider supports caching optimizations
+}
+
+// Define the CacheAwareStrategy interface
+export interface CacheAwareStrategy {
+  strategy: string; // Selected strategy (e.g., "standard", "aggressive", etc.)
+  skipSystemPrompt: boolean; // Whether to skip the system prompt for caching
+  deterministicOnly: boolean; // Whether deterministic responses are required
+}
+
+/**
+ * Detect the caching context from the request body.
+ *
+ * @param body - The request body to analyze
+ * @returns A CachingContext object
+ */
+export function detectCachingContext(body: unknown): CachingContext {
+  const hasCacheControl = Boolean((body as any)?.cache_control);
+
+  // Extract the provider from the model string
+  const model = (body as any)?.model;
+  const providerMatch = model?.match(/^(anthropic|openai|gemini|google)\//);
+  const provider = providerMatch ? providerMatch[1] : null;
+
+  // Check if the provider is among caching-aware providers
+  const isCachingProvider = ["anthropic", "openai", "gemini", "google"].includes(provider ?? "");
+
+  return {
+    hasCacheControl,
+    provider,
+    isCachingProvider,
+  };
+}
+
+/**
+ * Get a cache-aware strategy based on the given strategy and caching context.
+ *
+ * @param strategy - The initial strategy (e.g., "aggressive", "ultra", etc.)
+ * @param ctx - The caching context
+ * @returns A CacheAwareStrategy object
+ */
+export function getCacheAwareStrategy(strategy: string, ctx: CachingContext): CacheAwareStrategy {
+  if (ctx.isCachingProvider && ctx.hasCacheControl) {
+    // Adjust strategy for caching providers with cache control
+    return {
+      strategy: ["aggressive", "ultra"].includes(strategy) ? "standard" : strategy,
+      skipSystemPrompt: true,
+      deterministicOnly: true,
+    };
+  }
+
+  // Return the original strategy with no modifications
+  return {
+    strategy,
+    skipSystemPrompt: false,
+    deterministicOnly: false,
+  };
+}