1 files changed, 13 insertions, 0 deletions
diff --git a/src/mcp/json.c b/src/mcp/json.c
index 62f31c9..59e2395 100644
--- a/src/mcp/json.c
+++ b/src/mcp/json.c
@@ -1,6 +1,7 @@
 #include "mcp/json.h"
 
 #include <stdio.h>
+#include <math.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -172,3 +173,15 @@ tiny_json_i64(tiny_json_buffer_t *buffer, long long value)
   snprintf(text, sizeof(text), "%lld", value);
   return tiny_json_raw(buffer, text);
 }
+
+bool
+tiny_json_number(tiny_json_buffer_t *buffer, double value)
+{
+  char text[32];
+  if (!isfinite(value))
+    {
+      return false;
+    }
+  snprintf(text, sizeof(text), "%.17g", value);
+  return tiny_json_raw(buffer, text);
+}