Plumb

The market leans.We don’t.

Plumb measures what actually happens to tokens after launch, and publishes it whether the news is good or not.

Meet Plumb Boi. He’s a plumb bob: the weight builders hang on a string to find true straight. The market leans. He doesn’t.

Which pairs actually graduate

On StonkFun you pick what your launch is paired against. That choice isn’t neutral. Each string below is one pair, and the longer it hangs, the more of its launches graduated.

2.6×
GameStop pairs graduate 2.6× as often as Tesla pairs. Same category, same platform, same week.
Teal strings beat the platform average, coral ones trail it, and the dashed string is the average. Tap a string to open its row.
Type

“Graduated” means the launch hit $40K market cap and left the bonding curve. That’s survival to one checkpoint, not profit. The gaps are correlation, not cause: the likeliest reason is who shows up, not the stock itself. About 97 launches in 100 never graduate at all.

The younger the token, the harder it fell.

−31.9%
under 1 hour old · 1,057 checks
+53.5%
1 hour to 1 day · 1,443 checks
−2.0%
over 1 day · 1,522 checks

Average price move after promotion across 4,022 checks of 2,344 tokens from Plumb’s own scanner, 21 Sep – 7 Nov 2026. We re-run it monthly and publish the result either way.

The part we got wrong

Our first scanner scored tokens for fake “wash” trading. It didn’t predict anything. The tokens it called clean actually fell further.

−19.4%“clean” · 84 tokens
−13.1%“suspect” · 11 tokens

So we’re leading with age instead, and telling you why. A tool that can’t say “this didn’t work” can’t be trusted when it says something did.

The Plumb Standard

Six mechanical checks. A launch passes or it doesn’t. Nobody can pay to change the answer, because nobody we rate pays us at all.

Every check gets a public page with the evidence, and failures are published too. A standard that only shows its passes is marketing.

“Pass or fail, it gets posted.” — Plumb Boi

Daily checks on live launches are running now. Bob posts them every day on X: @PlumbBoiHQ.

Inspected by Plumb Boi

What every launch is checked for

  1. At least 24 hours oldThe first hour is where the worst losses live.
  2. Can actually be soldVerified with a real test sell. If you can buy but not sell, it’s a trap.
  3. Real liquidity, lockedNot zero, and not able to be pulled out tomorrow.
  4. Creator supply lockedTeam coins vest on a schedule anyone can check on-chain.
  5. No new coins can be mintedSupply can’t be printed after launch.
  6. Paid promotion disclosedIf someone paid to push it, it says so.

Sponsors

Ads keep Plumb free. They come only from companies we don’t rate: wallets, exchanges, tools, audit firms and education. Never from a token. Every slot is labelled as paid.

Want a spot? Email ads@plumbmarkets.com for rates

Paid placement
Open for wallets and exchanges
Paid placement
Open for tools and audit firms
Paid placement
Open for education

Work with Plumb

Plumb is paid by the people who use the numbers, never by the tokens being rated. That’s what keeps the badge worth something.

For launchpads

License the Plumb Standard

Run Plumb Boi’s six checks on your launches and show the badge. You’re paying for the checking, not the result: the rules are public and the same for everyone, and failures get posted too.

Licensing opens soon. Get in touch
For traders

Plumb Pro

The full screener, history and alerts. Pay in crypto or by card.

Coming soon.
For bot builders

Data access

Plumb’s checks and scanner results, delivered straight to your bot.

Coming soon.

Support Plumb

Plumb is free and independent. If it has saved you from a bad buy, a tip keeps the scanner running. Donations never buy a rating.

Check before you send. Scan the code with your wallet or tap Copy, then make sure the first and last few characters match what’s shown here. Crypto sent to the wrong address can’t be got back.

Solana (SOL & SPL tokens)
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Send only on the Solana network.

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Bitcoin (BTC)
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Plumb will never DM you asking for funds or a different address; these are the only ones.