diff --git a/packages/core/src/tools/grep.ts b/packages/core/src/tools/grep.ts
index e802b0279d..6099b3c23c 100644
--- a/packages/core/src/tools/grep.ts
+++ b/packages/core/src/tools/grep.ts
@@ -332,10 +332,10 @@ class GrepToolInvocation extends BaseToolInvocation<
 
           for (const match of fileMatches) {
             if (fileLines) {
-              const startLine = Math.max(0, match.lineNumber - 1 - 50);
+              const startLine = Math.max(0, match.lineNumber - 1 - 15);
               const endLine = Math.min(
                 fileLines.length,
-                match.lineNumber - 1 + 50 + 1,
+                match.lineNumber - 1 + 15 + 1,
               );
               const contextLines = fileLines.slice(startLine, endLine);
 
diff --git a/packages/core/src/tools/ripGrep.ts b/packages/core/src/tools/ripGrep.ts
index 2b9c3b9f0b..b991467ae0 100644
--- a/packages/core/src/tools/ripGrep.ts
+++ b/packages/core/src/tools/ripGrep.ts
@@ -340,10 +340,10 @@ class GrepToolInvocation extends BaseToolInvocation<
             const newFileMatches: GrepMatch[] = [];
             const seenLines = new Set<number>();
             for (const match of fileMatches) {
-              const startLine = Math.max(0, match.lineNumber - 1 - 50);
+              const startLine = Math.max(0, match.lineNumber - 1 - 15);
               const endLine = Math.min(
                 fileLines.length,
-                match.lineNumber - 1 + 50 + 1,
+                match.lineNumber - 1 + 15 + 1,
               );
               for (let i = startLine; i < endLine; i++) {
                 if (!seenLines.has(i + 1)) {