gemsociety.org

Read 1 day ago, the first 100 pages. Read it again

Top 50%of the 263,811 sites mttr has read, at #71,577

It scores 84.

A score says pages are well formed. It does not say an assistant cites the site.

Fix this first

Add structured data

84 now91 with itTop 25% from 85

#71,577to#20,13151,446 places up99 of its 100 pages fail it. 1 in 3 ranked sites pass it.

Agent View, 1% readable by AI agents

Where it ranks

Up 59,527 places since Oct 20, from #131,104. 1 point takes it into the top quarter.

Open the leaderboard

Beside it on the board

  1. #71,575backyardpests.com84
  2. #71,576gospeedwayclub.com84
  3. #71,577gemsociety.org84
  4. #71,578fred.dev84
  5. #71,579landauer.com84

8,602 sites score 84. A tie goes to the site with faster, leaner pages that say more and keep improving.

To the top quarter

  1. 84Now#71,577
  2. 91Add structured dataTop 25%

1 fix. Top 25% starts at 85.

Where it stands

Each stage against the middle site. It trails on Understand.

Access35 points94
Middle site
91
Ahead by
3

Worth the mostLink straight to the final address+2

Understand30 points53
Middle site
59
Behind by
6

Worth the mostAdd structured data+7

Trust20 points100
Middle site
98
Ahead by
2

Full marks1 in 4 ranked sites have them

Act15 points100
Middle site
57
Ahead by
43

Full marks2 in 7 ranked sites have them

Against a typical site

The readThis siteTypicalAgainst typical
Pages read1004456 more than typical
Links a page40133.1× typical
Words a page539499% below typical
Rules failing somewhere7147 fewer than typical
Half its pages answer in135 ms210 ms36% faster than typical

This siteWorse than typicalTypical, the middle ranked site, worked out each hour

The work, worth the most first

7 fixes. The first 4 are worth the most; each group says the places it lifts the site, counted from where every ranked site scores now.

Open the action plan
FixIts pages that fail it, fewer is betterSites passing
Worth 7 points51,446 places up
Add structured dataUnderstand99 of 1001 in 3
Worth 5 points39,279 places up
Use one main headingUnderstand99 of 1001 in 4
Worth 2 points each17,234 places up each
Link straight to the final addressAccess99 of 1001 in 2
Set a share imageUnderstand99 of 1002 in 7
Show 3 more fixes
Worth under a point each
Add an llms.txtAccessAbout the whole site1 in 4
Fix title lengthsUnderstand1 of 1001 in 6
Describe imagesUnderstand1 of 1002 in 7

How AI reads this site

The first words an assistant reads on its home page.

Rethink the direction with us

What an assistant reads first

Home pageWhat it says
TitleInternational Gem Society IGS - Information and educational services for everyone interested in gemstones
DescriptionInformation and educational services for everyone interested in gemstones. For gemologists, hobbyists, jewelers, lapidaries and everyone in between.
First headingGet trusted diamond and gemstone information when you need it
OpeningInformation and educational services for everyone interested in gemstones. For gemologists, hobbyists, jewelers, lapidaries and everyone in between.

An estimate made by mttr against 16 lines of work, from its home page before any script runs. It is not what any assistant says about the site.

Fix gemsociety.org with your agent

Your agent makes the fixes. mttr checks each one. Free.

In the site’s repositorynpx skills add subinternal/mttr
Then tell your agentCheck gemsociety.org with mttr and fix what’s worth the most.

Claude Code, Codex, Cursor or any agent that reads AGENTS.md.

Claude Code, onceclaude mcp add --transport http mttr https://mttr.si/mcp
It needs a free key
Another agent
Read it againChanged something? A site is read at most once every ten minutes.