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ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF

by ShortPixel

Optimize images & PDFs smartly. Create and compress next-gen WebP and AVIF formats. Smart crop and resize.

Version 6.5.5 4.5 / 5 rating

Active Installs: 300K+
Rating: 4.5 / 5
Requires PHP: 7.4
Tested Up To: 7.0.2
Last Updated: Jul 21, 2026

External Links

WordPress.org plugin page Plugin website

BenchWP Test Runs

4 total

PHP 8.2 / WP 7.0

PHP 8.2 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.18s
Admin Status: 302
Admin Time: 0.06s
Completed: Jun 28, 2026 7:00 AM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "shortpixel-image-optimiser",
    "php_version": "8.2",
    "wordpress_version": "7.0",
    "base_url": "https://php82-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.175854,
    "admin_status_code": 302,
    "admin_time_seconds": 0.059349,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-28T07:00:06Z",
    "completed_at": "2026-06-28T07:00:11Z",
    "duration_seconds": 7.580866,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.3 / WP 7.0

PHP 8.3 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.15s
Admin Status: 302
Admin Time: 0.06s
Completed: Jun 28, 2026 7:00 AM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "shortpixel-image-optimiser",
    "php_version": "8.3",
    "wordpress_version": "7.0",
    "base_url": "https://php83-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.15121,
    "admin_status_code": 302,
    "admin_time_seconds": 0.05653,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-28T07:00:12Z",
    "completed_at": "2026-06-28T07:00:18Z",
    "duration_seconds": 7.938971,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.4 / WP 7.0

PHP 8.4 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 9s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.21s
Admin Status: 302
Admin Time: 0.07s
Completed: Jun 28, 2026 7:00 AM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "shortpixel-image-optimiser",
    "php_version": "8.4",
    "wordpress_version": "7.0",
    "base_url": "https://php84-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.207984,
    "admin_status_code": 302,
    "admin_time_seconds": 0.072131,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-28T07:00:20Z",
    "completed_at": "2026-06-28T07:00:27Z",
    "duration_seconds": 9.785805,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.5 / WP 7.0

PHP 8.5 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 9s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.20s
Admin Status: 302
Admin Time: 0.05s
Completed: Jun 28, 2026 7:00 AM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "shortpixel-image-optimiser",
    "php_version": "8.5",
    "wordpress_version": "7.0",
    "base_url": "https://php85-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.199227,
    "admin_status_code": 302,
    "admin_time_seconds": 0.054605,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-28T07:00:29Z",
    "completed_at": "2026-06-28T07:00:36Z",
    "duration_seconds": 9.135322,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}