diff --git a/.changeset/failure-reason-stderr.md b/.changeset/failure-reason-stderr.md
new file mode 100644
index 0000000000..8f75e64733
--- /dev/null
+++ b/.changeset/failure-reason-stderr.md
@@ -0,0 +1,5 @@
+---
+'eas-cli': major
+---
+
+Write the reason a command failed to stderr, next to the `command failed.` line, instead of to stdout. A program that reads the reason from stdout must read stderr instead.
diff --git a/packages/eas-cli/src/commandUtils/EasCommand.ts b/packages/eas-cli/src/commandUtils/EasCommand.ts
index d167880247..9359d377b7 100644
--- a/packages/eas-cli/src/commandUtils/EasCommand.ts
+++ b/packages/eas-cli/src/commandUtils/EasCommand.ts
@@ -262,7 +262,7 @@ export default abstract class EasCommand extends Command {
     const commandId = this.id ?? 'unknown';
     let baseMessage = `${commandId} command failed.`;
     if (err instanceof EasCommandError) {
-      Log.error(err.message);
+      Log.errorToStderr(err.message);
     } else if (err instanceof CombinedError && err?.graphQLErrors) {
       const cleanGQLErrorsMessage = err?.graphQLErrors
         .map((graphQLError: GraphQLError) => {
@@ -299,10 +299,10 @@ export default abstract class EasCommand extends Command {
       const cleanMessage = err.networkError
         ? `${cleanGQLErrorsMessage}\n${err.networkError.message}`
         : cleanGQLErrorsMessage;
-      Log.error(cleanMessage);
+      Log.errorToStderr(cleanMessage);
       baseMessage = BASE_GRAPHQL_ERROR_MESSAGE;
     } else {
-      Log.error(err.message);
+      Log.errorToStderr(err.message);
     }
     Log.debug(err);
     Sentry.withScope(scope => {
diff --git a/packages/eas-cli/src/commandUtils/__tests__/EasCommand-test.ts b/packages/eas-cli/src/commandUtils/__tests__/EasCommand-test.ts
index a3c74cd36d..bae6b4fdb4 100644
--- a/packages/eas-cli/src/commandUtils/__tests__/EasCommand-test.ts
+++ b/packages/eas-cli/src/commandUtils/__tests__/EasCommand-test.ts
@@ -199,7 +199,7 @@ describe('EasCommand', () => {
       it('logs the message', async () => {
         const TestEasCommand = createTestEasCommand();
         const Log = jest.requireMock('../../log').default;
-        const logErrorSpy = jest.spyOn(Log, 'error');
+        const logErrorSpy = jest.spyOn(Log, 'errorToStderr');
         const logDebugSpy = jest.spyOn(Log, 'debug');
         const runAsyncMock = jest.spyOn(TestEasCommand.prototype, 'runAsync');
         const error = new Error('Unexpected, internal error message');
@@ -217,7 +217,7 @@ describe('EasCommand', () => {
       it('logs the cleaned message if needed', async () => {
         const TestEasCommand = createTestEasCommand();
         const Log = jest.requireMock('../../log').default;
-        const logErrorSpy = jest.spyOn(Log, 'error');
+        const logErrorSpy = jest.spyOn(Log, 'errorToStderr');
         const logDebugSpy = jest.spyOn(Log, 'debug');
         const runAsyncMock = jest.spyOn(TestEasCommand.prototype, 'runAsync');
         const { CombinedError } = require('@urql/core');
@@ -237,7 +237,7 @@ describe('EasCommand', () => {
       it('logs the cleaned message with request ID if present', async () => {
         const TestEasCommand = createTestEasCommand();
         const Log = jest.requireMock('../../log').default;
-        const logErrorSpy = jest.spyOn(Log, 'error');
+        const logErrorSpy = jest.spyOn(Log, 'errorToStderr');
         const logDebugSpy = jest.spyOn(Log, 'debug');
         const runAsyncMock = jest.spyOn(TestEasCommand.prototype, 'runAsync');
         const { CombinedError } = require('@urql/core');
@@ -272,7 +272,7 @@ describe('EasCommand', () => {
       it('logs the cleaned messages with request IDs if multiple GraphQL errors present', async () => {
         const TestEasCommand = createTestEasCommand();
         const Log = jest.requireMock('../../log').default;
-        const logErrorSpy = jest.spyOn(Log, 'error');
+        const logErrorSpy = jest.spyOn(Log, 'errorToStderr');
         const logDebugSpy = jest.spyOn(Log, 'debug');
         const runAsyncMock = jest.spyOn(TestEasCommand.prototype, 'runAsync');
         const { CombinedError } = require('@urql/core');
diff --git a/packages/eas-cli/src/log.ts b/packages/eas-cli/src/log.ts
index 64c57ac54a..deb5e67581 100644
--- a/packages/eas-cli/src/log.ts
+++ b/packages/eas-cli/src/log.ts
@@ -39,6 +39,12 @@ export default class Log {
     Log.consoleLog(...Log.withTextColor(args, chalk.red));
   }
 
+  public static errorToStderr(...args: any[]): void {
+    Log.updateIsLastLineNewLine(args);
+    // eslint-disable-next-line no-console
+    console.error(...Log.withTextColor(args, chalk.red));
+  }
+
   public static warn(...args: any[]): void {
     Log.consoleLog(...Log.withTextColor(args, chalk.yellow));
   }