Buildrr (@Buildrrtech) header
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Solana bots & dashboards. Smart Wallet Radar: top wallets ranked by copy profit, paper-traded live. API + strategies on Telegram. Blog ↓ Not financial advice.

Joined November 2026
Photo by Buildrr (@Buildrrtech)Photo by Buildrr (@Buildrrtech)
"Will copying these wallets make me money?" First question people ask us. Short answer: nobody can promise that. In our own data, the wallets we follow lose money as a group when copied. A handful hold up, fast or slower. So we rank by what the copy made, not the wallet. And you can paper-trade any of them before any SOL moves. Paper trading, not financial advice. radar.buildrr.tech
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A cheap test before you copy anyone on Solana. Pick 3 wallets whose copies made money, fast and slow. Start a paper portfolio on them. Leave it running for a day. Then read the exits. Not the total. Wins only on one token? Only on take-profits? You just learned that for free. Paper trading, not financial advice. buildrr.tech/blog/test-a-pum…
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You ran a backtest. It looked good. Next question: which tokens match those rules right now? Until now, that lived in the app. Now Pro can send up to 5 of your own strategies to Telegram. Every token the strategy enters, as it happens. Same message updated with the result at the exit. Paper trading, not financial advice. buildrr.tech/blog/your-pump-…
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Bots kept asking our API the same thing every few seconds. "anything new on this token?" Mostly no. And when yes, late. So now you just pick the tokens. Up to 100 per key. Every trade, as it happens. A new ATH, a wallet entering or leaving the top 10 holders, a migration. Over a socket, or a webhook if your server would rather not hold one open. buildrr.tech/blog/pump-fun-t…
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1,238 paper trades on Solana memecoins. 106 lost 70% or more. Most of our losses came from those. A stop loss didn't help. Rugs don't slide, they gap. Under 5 min old, on the curve, $10k-$30k: 45% rugged. buildrr.tech/blog/anatomy-of… Paper trading, not financial advice.
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We searched 1,560 ways to trade our own pump.fun signals. Our backtester said the current rules made +25.5 SOL in 6 days. The same rules, replayed without hindsight: −71 SOL. Same rules, same days, a 97 SOL gap. Here's what happened 👇 A signal backtest uses today's list of smart wallets for every past day. But those wallets are on today's list partly because they did well on those very days. So the past looks great. Our nightly replay uses the list as it was each day. That's the honest number. Two configs still came out ahead: · strong signals only · tokens still on the bonding curve · take profit at ×1.5, no waiting around Without hindsight, they… break even. +0.07 and +0.46 SOL. Still the only 2 of 7 rule sets that didn't lose. But break-even isn't a strategy. So instead of calling them winners, we published the rules and the pass/fail test before knowing the result. They're running live now, and I'll post how they do as it goes. Full write-up, with the rug that fooled our first pass 👇
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A "smart wallet" ranking is easy to make look good. The hard part is proving that following it from now on pays. So our radar now grades itself every night, including on the days it loses. First 5 days of results:
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What it tells us: the entries find movers, the exits give it back, and weak signals cost more than they bring. From now on, every change gets replayed on the same days and ships only if it wins on weeks it wasn't tuned on.
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Over the past week, pump.fun wallets realized 827,221 SOL of gains and 1,621,186 SOL of losses. For every SOL someone took out in profit, someone else lost almost two. We measured one week of the whole ecosystem with our radar. The numbers:
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Bots (300+ tokens a day or a median hold under 15 s): 5.6% of wallets, 31% of all closed positions. Median hold: 3.5 seconds, vs 13.8 minutes for everyone else. As a group they still lost 65,857 SOL.
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