diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4639bd8..9a9028d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## [1.4.0] - 2025-03-05
+
+### Added
+
+- Add support for time-bound pins in IPFS Cluster via the `cluster-pin-expire-in` input parameter.
+- Add support for custom pin names via the `pin-name` input parameter.
+
 ## [1.3.0] - 2025-03-05
 
 ### Added
diff --git a/README.md b/README.md
index fbbfc7b..26fdc81 100644
--- a/README.md
+++ b/README.md
@@ -83,6 +83,8 @@ The signing key and proof will be used as [inputs](#inputs) to the action.
 | `upload-car-artifact`     | Upload and publish the CAR file on GitHub Action Summary pages                                                                                      | `'true'`                                   |
 | `cluster-retry-attempts`  | Number of retry attempts for IPFS Cluster uploads                                                                                                   | `'5'`                                      |
 | `cluster-timeout-minutes` | Timeout in minutes for each IPFS Cluster upload attempt                                                                                             | `'2'`                                      |
+| `cluster-pin-expire-in`   | Time duration after which the pin will expire in IPFS Cluster (e.g. 720h for 30 days). If unset, the CID will be pinned with no expiry.             | -                                          |
+| `pin-name`                | Custom name for the pin. If unset, defaults to "{repo-name}-{commit-sha-short}" for both IPFS Cluster and Pinata.                                    | -                                          |
 
 ## Outputs
 
diff --git a/action.yml b/action.yml
index f407c99..ed32091 100644
--- a/action.yml
+++ b/action.yml
@@ -43,6 +43,12 @@ inputs:
     description: 'IPFS Cluster CLI version to use'
     default: 'v1.1.2'
     required: false
+  cluster-pin-expire-in:
+    description: 'Time duration after which the pin will expire in IPFS Cluster (e.g. 720h for 30 days). Only supported by IPFS Cluster.'
+    required: false
+  pin-name:
+    description: 'Custom name for the pin. If unset, defaults to "{repo-name}-{commit-sha-short}"'
+    required: false
   storacha-key:
     description: 'Storacha base64 encoded key to use to sign UCAN invocations. Create one using `w3 key create --json`. See: https://github.com/storacha/w3cli#w3_principal'
     required: false
@@ -207,6 +213,24 @@ runs:
         name: ipfs-cluster-ctl
         version: ${{ inputs.cluster-version }}
 
+    - name: Set pin name
+      id: set-pin-name
+      shell: bash
+      run: |
+        REPO_NAME=$(echo "${{ github.repository }}" | tr '/' '-')
+        COMMIT_SHA="${{ github.event.pull_request.head.sha || github.sha }}"
+        COMMIT_SHA_SHORT="${COMMIT_SHA:0:7}"
+
+        # Set the pin name - either use the input or default to repo-commit format
+        if [ -n "${{ inputs.pin-name }}" ]; then
+          PIN_NAME="${{ inputs.pin-name }}"
+        else
+          PIN_NAME="${REPO_NAME}-${COMMIT_SHA_SHORT}"
+        fi
+
+        echo "pin_name=${PIN_NAME}" >> "$GITHUB_ENV"
+        echo "Using pin name: ${PIN_NAME}"
+
     - name: Upload CAR to IPFS Cluster
       if: ${{ inputs.cluster-url != '' && inputs.cluster-user != '' && inputs.cluster-password != '' }}
       shell: bash
@@ -215,7 +239,7 @@ runs:
         IPFS_CLUSTER_USER: ${{ inputs.cluster-user }}
         IPFS_CLUSTER_PASSWORD: ${{ inputs.cluster-password }}
       run: |
-        echo "ℹ️ Uploading CAR with CID ${{ steps.merkleize.outputs.cid }} to IPFS Cluster" >> $GITHUB_STEP_SUMMARY
+        echo "ℹ️ Uploading CAR with CID ${{ steps.merkleize.outputs.cid }} to IPFS Cluster"
 
         # run in a loop and retry
         attempt=1
@@ -239,9 +263,13 @@ runs:
             --basic-auth ${IPFS_CLUSTER_USER}:${IPFS_CLUSTER_PASSWORD} \
             add --format=car \
             --local \
-            --name "${{ github.repository }}/${{ github.sha }}" \
+            --name "${pin_name}" \
+            ${{ inputs.cluster-pin-expire-in != '' && format('--expire-in {0}', inputs.cluster-pin-expire-in) || '' }} \
             build.car && {
               echo "✅ Uploaded CAR with CID ${{ steps.merkleize.outputs.cid }} to IPFS Cluster" >> $GITHUB_STEP_SUMMARY
+              if [[ -n "${{ inputs.cluster-pin-expire-in }}" ]]; then
+                echo "⏰ IPFS Cluster Pin is set to expire in ${{ inputs.cluster-pin-expire-in }}" >> $GITHUB_STEP_SUMMARY
+              fi
               exit 0
             }
 
@@ -273,7 +301,7 @@ runs:
       shell: bash
       run: |
         ipfs pin remote service add pinata "${{ inputs.pinata-pinning-url }}" ${{ inputs.pinata-jwt-token }}
-        ipfs pin remote add --service=pinata --background --name="build-${{ github.event.pull_request.head.sha || github.sha }}" ${{ steps.merkleize.outputs.cid }}
+        ipfs pin remote add --service=pinata --background --name="${pin_name}" ${{ steps.merkleize.outputs.cid }}
         echo "✅ Pinned CID \`${{ steps.merkleize.outputs.cid }}\` to Pinata" >> $GITHUB_STEP_SUMMARY
 
     - name: Set GitHub commit status