diff --git a/action.cjs b/action.cjs
index aca36a7..6559766 100644
--- a/action.cjs
+++ b/action.cjs
@@ -20,7 +20,7 @@ module.exports = async ({ github, context, inputs, actionPath }) => {
     filterdiff_args: '--exclude=**/package-lock.json --exclude=**/yarn.lock --exclude=**/*.js.map --exclude=**/*.svg --exclude=**/test/data/**/* --exclude=**/docs/**/* --exclude=**/deploy/**/* --exclude=**/.htpasswd',
     openai_models: 'gpt-4o-2024-05-13 gpt-3.5-turbo-0125',
     anthropic_models: 'claude-3-5-sonnet-20240620',
-    bedrock_models: 'anthropic.claude-3-opus-20240229-v1:0',
+    bedrock_models: 'anthropic.claude-3-5-sonnet-20240620-v1:0',
     owner: context.repo.owner,
     repo: context.repo.repo,
     prnum: context.issue.number,
diff --git a/src/bedrockExplainPatch.js b/src/bedrockExplainPatch.js
index 7389231..52a8242 100644
--- a/src/bedrockExplainPatch.js
+++ b/src/bedrockExplainPatch.js
@@ -14,6 +14,7 @@ const COUNT_TOKENS_HASHFUN = {
   'anthropic.claude-v2': anthropicCountTokens,
   'anthropic.claude-v2:1': anthropicCountTokens,
   'anthropic.claude-3-sonnet-20240229-v1:0': anthropicCountTokens,
+  'anthropic.claude-3-5-sonnet-20240620-v1:0': anthropicCountTokens,
   'anthropic.claude-3-haiku-20240307-v1:0': anthropicCountTokens,
   'anthropic.claude-3-opus-20240229-v1:0': anthropicCountTokens,
   'anthropic.claude-instant-v1': anthropicCountTokens,
@@ -45,7 +46,7 @@ const countTokens = (text, modelId) => {
 /* eslint-disable camelcase */
 export default async function explainPatch ({
   patchBody, owner, repo,
-  models = ['anthropic.claude-3-opus-20240229-v1:0'],
+  models = ['anthropic.claude-3-5-sonnet-20240620-v1:0'],
   system = SYSTEM_PROMPT,
   max_tokens = 2048,
   temperature = 1,