diff --git a/assets/src/bundles/save/index.js b/assets/src/bundles/save/index.js
--- a/assets/src/bundles/save/index.js
+++ b/assets/src/bundles/save/index.js
@@ -46,6 +46,23 @@
     });
 }
 
+function addArtifactVersionAutofillHandler(formId) {
+  // autofill artifact version input with the filename from
+  // the artifact url without extensions
+  $(`#swh-input-artifact-url-${formId}`).on('input', function(event) {
+    const artifactUrl = $(this).val().trim();
+    let filename = artifactUrl.split('/').slice(-1)[0];
+    if (filename !== artifactUrl) {
+      filename = filename.replace(/tar.*$/, 'tar');
+      const filenameNoExt = filename.split('.').slice(0, -1).join('.');
+      const artifactVersion = $(`#swh-input-artifact-version-${formId}`);
+      if (filenameNoExt !== filename) {
+        artifactVersion.val(filenameNoExt);
+      }
+    }
+  });
+}
+
 export function maybeRequireExtraInputs() {
   // Read the actual selected value and depending on the origin type, display some extra
   // inputs or hide them. This makes the extra inputs disabled when not displayed.
@@ -68,16 +85,19 @@
     // insert first artifact row when the archives visit type is selected for the first time
     $('.swh-save-origin-archives-form').last().after(
       artifactFormRowTemplate({deletableRow: false, formId: 0}));
+    addArtifactVersionAutofillHandler(0);
   }
 }
 
 export function addArtifactFormRow() {
+  const formId = $('.swh-save-origin-artifact-form').length;
   $('.swh-save-origin-artifact-form').last().after(
     artifactFormRowTemplate({
       deletableRow: true,
-      formId: $('.swh-save-origin-artifact-form').length
+      formId: formId
     })
   );
+  addArtifactVersionAutofillHandler(formId);
 }
 
 export function deleteArtifactFormRow(event) {
diff --git a/cypress/integration/origin-save.spec.js b/cypress/integration/origin-save.spec.js
--- a/cypress/integration/origin-save.spec.js
+++ b/cypress/integration/origin-save.spec.js
@@ -538,6 +538,7 @@
       .get('#swh-input-artifact-url-0')
       .type(artifactUrl)
       .get('#swh-input-artifact-version-0')
+      .clear()
       .type(artifactVersion)
       .get('#swh-save-origin-form')
       .submit();
@@ -567,6 +568,7 @@
     cy.get('#swh-input-artifact-url-0')
       .type(artifactUrl)
       .get('#swh-input-artifact-version-0')
+      .clear()
       .type(artifactVersion);
 
     // add new artifact form row
@@ -593,6 +595,7 @@
     cy.get('#swh-input-artifact-url-1')
       .type(artifact2Url)
       .get('#swh-input-artifact-version-1')
+      .clear()
       .type(artifact2Version);
 
     // setup request interceptor to check POST data and stub response
@@ -625,4 +628,40 @@
 
   });
 
+  it('should autofill artifact version when pasting artifact url', function() {
+    let originUrl = 'https://ftp.gnu.org/pub/pub/gnu/3dldf';
+    let artifactUrl = 'https://ftp.gnu.org/pub/pub/gnu/3dldf/3DLDF-1.1.4.tar.gz';
+    let artifactVersion = '3DLDF-1.1.4';
+    let artifact2Url = 'https://example.org/artifact/test/1.3.0.zip';
+    let artifact2Version = '1.3.0';
+
+    cy.ambassadorLogin();
+    cy.visit(url);
+
+    cy.get('#swh-input-origin-url')
+      .type(originUrl)
+      .get('#swh-input-visit-type')
+      .select('archives');
+
+    // fill first artifact info
+    cy.get('#swh-input-artifact-url-0')
+      .type(artifactUrl);
+
+    // check autofilled version
+    cy.get('#swh-input-artifact-version-0')
+      .should('have.value', artifactVersion);
+
+    // add new artifact form row
+    cy.get('#swh-add-archive-artifact')
+      .click();
+
+    // fill second artifact info
+    cy.get('#swh-input-artifact-url-1')
+      .type(artifact2Url);
+
+    // check autofilled version
+    cy.get('#swh-input-artifact-version-1')
+      .should('have.value', artifact2Version);
+  });
+
 });