From b7e5711989df5aa9145b6815ed44d4f01960ef7e Mon Sep 17 00:00:00 2001
From: Stephen Smith <stephen@vapi.ai>
Date: Fri, 9 Oct 2026 11:31:01 -0700
Subject: [PATCH] Updated to latest version of fern

---
 .github/actions/setup-fern/action.yml | 2 +-
 fern/fern.config.json                 | 2 +-
 scripts/fern/README.md                | 4 ++--
 scripts/fern/example-cache.test.cjs   | 2 +-
 scripts/fern/run.cjs                  | 8 ++++----
 5 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/.github/actions/setup-fern/action.yml b/.github/actions/setup-fern/action.yml
index 89ed43717..8f9691c0a 100644
--- a/.github/actions/setup-fern/action.yml
+++ b/.github/actions/setup-fern/action.yml
@@ -9,7 +9,7 @@ runs:
     - name: Install pinned Fern
       shell: bash
       run: |
-        npm install --prefix "$RUNNER_TEMP/vapi-fern" --no-save --no-audit --no-fund fern-api@5.112.0
+        npm install --prefix "$RUNNER_TEMP/vapi-fern" --no-save --no-audit --no-fund fern-api@5.151.1
         echo "FERN_CLI_PATH=$RUNNER_TEMP/vapi-fern/node_modules/fern-api/cli.cjs" >> "$GITHUB_ENV"
     - name: Test cache safeguards
       shell: bash
diff --git a/fern/fern.config.json b/fern/fern.config.json
index aa2e23690..58c2baf35 100644
--- a/fern/fern.config.json
+++ b/fern/fern.config.json
@@ -1,4 +1,4 @@
 {
   "organization": "vapi",
-  "version": "5.112.0"
+  "version": "5.151.1"
 }
diff --git a/scripts/fern/README.md b/scripts/fern/README.md
index 39d896e70..ee197a375 100644
--- a/scripts/fern/README.md
+++ b/scripts/fern/README.md
@@ -1,6 +1,6 @@
 # Fern example cache
 
-Fern 5.112.0 repeatedly generates examples for nested API properties during
+Fern 5.151.1 repeatedly generates examples for nested API properties during
 validation and publication. The GPT-Live docs publish spent about 24 minutes
 preparing validation and another 25 minutes building the API navigation. Its
 final deployment took six seconds.
@@ -49,7 +49,7 @@ original Fern commands also removes this optimization.
 ## Local verification
 
 ```sh
-npm install --prefix /tmp/vapi-fern --no-save fern-api@5.112.0
+npm install --prefix /tmp/vapi-fern --no-save fern-api@5.151.1
 export FERN_CLI_PATH=/tmp/vapi-fern/node_modules/fern-api/cli.cjs
 node --test scripts/fern/example-cache.test.cjs
 node scripts/fern/run.cjs check --local --log-level debug
diff --git a/scripts/fern/example-cache.test.cjs b/scripts/fern/example-cache.test.cjs
index 2e42f3c4b..405e6e8bc 100644
--- a/scripts/fern/example-cache.test.cjs
+++ b/scripts/fern/example-cache.test.cjs
@@ -94,7 +94,7 @@ test('corrupt entries fall back to original generation', (t) => {
 test('API and prose edits preserve the namespace while tooling changes invalidate it', (t) => {
   const { directory } = fixture(t);
   fs.mkdirSync(path.join(directory, 'fern/apis/api'), { recursive: true });
-  fs.writeFileSync(path.join(directory, 'fern/fern.config.json'), '{"version":"5.112.0"}');
+  fs.writeFileSync(path.join(directory, 'fern/fern.config.json'), '{"version":"5.151.1"}');
   fs.writeFileSync(path.join(directory, 'fern/apis/api/openapi.json'), '{}');
   const before = inputDigest(directory);
   fs.writeFileSync(path.join(directory, 'fern/overview.mdx'), 'new prose');
diff --git a/scripts/fern/run.cjs b/scripts/fern/run.cjs
index 621c02855..5d3e831fb 100644
--- a/scripts/fern/run.cjs
+++ b/scripts/fern/run.cjs
@@ -4,9 +4,9 @@ const os = require('node:os');
 const { spawnSync } = require('node:child_process');
 const { digest } = require('./example-cache.cjs');
 
-const VERSION = '5.112.0';
-const CLI_SHA256 = '9932a459d6e109b40a1dcf4551317e9737779c5c3750f0c78701c0c4d58d6305';
-const MARKER = 'function u8d({propertySchema:e,breadcrumbs:t,context:r,propertyId:n})';
+const VERSION = '5.151.1';
+const CLI_SHA256 = '1259c794e499472dcd28ed3098ee5dbf6e3245bc7f0dac95faf726683fb4b379';
+const MARKER = 'function gxm({propertySchema:e,breadcrumbs:t,context:r,propertyId:n})';
 const MEDIA_MARKER = 'generateOrValidateExample({schema:t,example:r,generateOptionalProperties:n,exampleGenerationStrategy:i})';
 
 function inputDigest(root) {
@@ -27,7 +27,7 @@ function main() {
   if (digest(source) !== CLI_SHA256 || source.split(MARKER).length !== 2 || source.split(MEDIA_MARKER).length !== 2) throw new Error('Unexpected Fern CLI contents. Refusing to apply the cache adapter.');
   const temporary = fs.mkdtempSync(path.join(os.tmpdir(), 'vapi-fern-'));
   const patched = source
-    .replace(MARKER, 'function u8d(args){return globalThis.__vapiFernExamples(args,()=>vapiOriginalExamples(args))}function vapiOriginalExamples({propertySchema:e,breadcrumbs:t,context:r,propertyId:n})')
+    .replace(MARKER, 'function gxm(args){return globalThis.__vapiFernExamples(args,()=>vapiOriginalExamples(args))}function vapiOriginalExamples({propertySchema:e,breadcrumbs:t,context:r,propertyId:n})')
     .replace(MEDIA_MARKER, 'generateOrValidateExample(args){return globalThis.__vapiFernExamples({context:this.context,breadcrumbs:this.breadcrumbs,mediaExampleArgs:args},()=>this.vapiOriginalMediaExample(args))}vapiOriginalMediaExample({schema:t,example:r,generateOptionalProperties:n,exampleGenerationStrategy:i})');
   try {
     const cli = path.join(temporary, 'fern.cjs');