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New host, worse TTFB, xSpeed cover
CachingTroubleshooting

Same Site, New Host, Worse TTFB: What Silently Changed

Same plugins, same theme, worse TTFB after a migration. Split the number into its network half and its server half, and the cause names itself.

Sep 9, 2026 7 min read
Benchmark caching plugins properly, with the Lighthouse and WordPress logos, xSpeed cover
CachingComparison

The Same Page Scored 61 and 73 Twelve Minutes Apart: How to Benchmark WordPress Caching Plugins in 2026

Our own scanner graded the same unchanged WordPress page 70, then 61 two minutes later. What moved, what held still, and the benchmark protocol that follows.

Sep 9, 2026 16 min read
Redis object cache that survives a restart, with the Redis and WordPress logos, xSpeed cover
RedisObject Cache

Redis Object Caching on WordPress: Setup That Survives a Redis Restart

Redis Object Cache's drop-in stops the site when Redis is unreachable, and Redis refuses writes when full. Two shipped defaults, both one line to fix.

Sep 9, 2026 10 min read
Free caching plugins that actually cache, with the LiteSpeed, W3 Total Cache and xSpeed Cache logos and the WP Super Cache name, xSpeed cover
CachingComparison

Free WordPress Caching Plugins in 2026: Which Ones Actually Cache

Twelve free caching plugins, re-queried on 2 October 2026. Nine page-cache on any host. Three do not, and 8.8M installs sit on those.

Sep 9, 2026 22 min read
You purged it. It's still old, with the WordPress logo, xSpeed cover
CachingTroubleshooting

You Purged the Cache and the Page Is Still Old

The purge button worked. It cleared a cache. Two commands tell you which of the four caches in front of that URL is still serving the old copy.

Sep 8, 2026 7 min read
Is your cache actually working? With the WordPress logo, xSpeed cover
CachingTutorial

How to Check Whether WordPress Caching Is Actually Working

WordPress core accepts fourteen response headers as proof of a page cache, and six of them prove nothing. Four checks that tell you what really happened.

Sep 8, 2026 10 min read
NitroPack alternatives, with the FlyingPress, WP Rocket, LiteSpeed and xSpeed Cache logos and the NitroPack name, xSpeed cover
NitroPackComparison

NitroPack Alternatives: What You Give Up and What You Get Back

NitroPack Plus includes 40,000 pageviews a month. Cross the cap and optimization stops until the next billing cycle. What each alternative changes, and the cost.

Sep 8, 2026 20 min read
Caching cut TTFB. LCP didn't move, with the WordPress logo, xSpeed cover
Core Web VitalsPerformance

958 Sites Scanned in 2026: Caching Cut TTFB by 73% and Left LCP Untouched

958 sites from our own scan data over ten days. Median score 63. Caching cut median TTFB from 442ms to 121ms and did not move LCP.

Sep 8, 2026 20 min read
WP Rocket vs LiteSpeed Cache, with the WP Rocket and LiteSpeed logos, xSpeed cover
WP RocketLiteSpeed Cache

WP Rocket vs LiteSpeed Cache: The Comparison That Depends on Your Server

WP Rocket costs $59.95 a year and caches on any server. LiteSpeed Cache is free and caches only on LiteSpeed. Read your server header before the feature grid.

Sep 7, 2026 20 min read
LiteSpeed Cache on Nginx or Apache, with the LiteSpeed and NGINX logos, xSpeed cover
LiteSpeed CacheCaching

LiteSpeed Cache on Nginx or Apache: What You Actually Get in 2026

LiteSpeed Cache has 7M+ installs. LiteSpeed the server runs 14.3% of sites. On Apache or Nginx every page-cache feature is off by design. How to check yours.

Sep 7, 2026 19 min read
Connect Claude to every WordPress site, with the Claude and WordPress logos, xSpeed cover
MCPClaude

Connecting Claude to a WordPress Fleet in 2026: One of These Five Routes You May Already Be Paying For

WordPress.com's MCP server reaches every site on an account, and Jetpack-connected self-hosted sites use the same one. Five routes to a fleet, priced and compared.

Aug 26, 2026 18 min read
WP Rocket alternatives, with the WP Rocket, FlyingPress, LiteSpeed, Perfmatters and xSpeed Cache logos, xSpeed cover
WP RocketCaching

9 Best WP Rocket Alternatives in 2026: Ranked on Real Core Web Vitals Data

WP Rocket passes Core Web Vitals on 50% of the origins running it. Two alternatives score higher and several free ones come close, here's what the field data actually says.

Aug 26, 2026 15 min read

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