diff --git a/src/content-script/site-adapters/reddit/index.mjs b/src/content-script/site-adapters/reddit/index.mjs
index f1dcb24..2c687ce 100644
--- a/src/content-script/site-adapters/reddit/index.mjs
+++ b/src/content-script/site-adapters/reddit/index.mjs
@@ -3,10 +3,10 @@ import { cropText } from '../../../utils'
 export default {
   inputQuery: async () => {
     try {
-      const title = document.querySelector('[id*="post-title"]').textContent
+      const title = document.querySelector('[id*="post-title"]')?.textContent
       const description = document.querySelector(
         'shreddit-post > div.text-neutral-content',
-      ).textContent
+      )?.textContent
       const texts = document.querySelectorAll('shreddit-comment div.md')
       let answers = ''
       for (let i = 0; i < texts.length; i++) {
diff --git a/src/utils/crop-text.mjs b/src/utils/crop-text.mjs
index 88130fd..16bdc5e 100644
--- a/src/utils/crop-text.mjs
+++ b/src/utils/crop-text.mjs
@@ -35,7 +35,7 @@ export async function cropText(
   tiktoken = true,
 ) {
   const userConfig = await getUserConfig()
-  const k = Models[userConfig.modelName].desc.match(/[- ]*([0-9]+)k/)?.[1]
+  const k = Models[userConfig.modelName].desc.match(/[- (]*([0-9]+)k/)?.[1]
   if (k) {
     maxLength = Number(k) * 1000
     maxLength -= 100 + clamp(userConfig.maxResponseTokenLength, 1, maxLength - 1000)