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MLB DFS optimizer

Build your lineups. Your way.

Turn tonight's slate into DraftKings & FanDuel lineups.

  • Build around your favorite hitter stacks
  • Control how often each player appears
  • Export your lineups in one click
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From $34.85/month · Cancel anytime

Your next build starts here.Product preview
DraftEdge MLB optimizer after a 150-lineup build: the build bar, score tiers, exposure strip and the first scored lineups
Actual screenshot · Not live slate dataTake a closer look ↗

Pick your firepower.

How many lineups do you build? Every plan includes every sport.
Rookie$34.85/mo
20 lineups/build · 15 builds/day
Choose Rookie →
Sharp$74.95/mo
500 lineups/build · Unlimited builds
Choose Sharp →
Billed monthly. Renews until cancelled.Compare all features & billing options →
Inside the MLB optimizer

Every screen, from build to export.

Real captures from the live tool on tonight's slate. This is what a member gets the moment they log in.

Historical Pattern Score

Graded against 20,000 MLB lineups that actually cashed.

A generated lineup expanded to its blockers panel and Historical Pattern Score: money and concentration rules against winning lineups, then stack salary, stack size, unique teams and hitter mix
A live Elite lineup on tonight's slate. Open any lineup and see whether its pitching spend, stack size and hitter mix match lineups that cashed, with the share of winners for each.
Settings

Stack the team you want. Fade the chalk. Set your own rules.

The Build settings panel: min salary, randomness, exposure cap, hitter stack shape, stack team, max teams, the pitcher rule, winning-shape tuning and consecutive batting order
One panel, not a 40-click settings maze. Fourteen hitter stack shapes, the team to build from, a salary floor, randomness, exposure cap, team limits, group rules and an ownership fade.
Exposure

See your exposure before the field does.

Exposure in this build: every player with the share of lineups he is in, click to cap, lock or fade, then rebuild
If 90 percent of the build is on one hitter, you see it before you upload. Click a name to cap, lock or fade him, then rebuild.
Refine

Keep what clears the bar. Export exactly what is on screen.

The refine bar: score, projection, salary, stack and player filters, score tiers, and Save shown, Keep shown only and Export shown actions
Filter by score, projection, salary, stack or player. Save what is shown, export exactly what is on screen, no retyping into DraftKings or FanDuel.
Player pool

Run lines, the opposing arm and the matchup rank, on every player.

The MLB player pool: game cards with totals, run lines, park factor and first-pitch weather, position filters, and every player with salary, projection, value, ownership, opposing pitcher and defense-vs-position rank
Lock, fade or cap from the pool, not a spreadsheet. Run lines, park factor and the weather at first pitch up top, then every hitter and arm with the opposing pitcher and his matchup rank.

MLB DFS is a stacking game. The optimizer is built on baseball constructions: hitter stacks, the salary shapes and stack sizes that actually cashed on real slates, and the opposing pitcher on every card.

Scored against real winners
Every build gets a Historical Pattern Score: how closely its shape matches 20,000 top-finishing MLB lineups on DraftKings and FanDuel.
Stacks, locks, exposure
Fourteen hitter stack shapes, the team to build from, group rules, min/max exposure, and up to 500 lineups per build.
CSV straight to your site
Upload your DraftKings or FanDuel entries file, fill every entry from Built or Saved, and export straight back.
Is this a simulator?
No. It is a lineup builder that grades construction. Every lineup you build is scored against 20,000 MLB lineups that cashed: pitching spend, stack salary, stack size, unique teams, hitter mix, with the share of winners for each factor.
Does the sample matter?
It is baseball only. The 20,000 lineups are DraftKings and FanDuel MLB cashes across the 2025 and 2026 seasons, banded by slate size. We do not reuse football shapes on a baseball slate.
Can I export to DraftKings and FanDuel?
Yes. Upload your entries file, fill every entry from Built or Saved, and download it straight back into the site. Export is part of every plan.
How many lineups can I build?
Rookie builds 20 a click, Pro 150, Sharp 500. Unlimited builds a day on Pro and Sharp. The screenshots above are a Pro build.
Pick your plan →

From $34.85/month · every sport · cancel anytime · Already a member? Log in

Inside the MLB optimizer
Full screenshot of the MLB optimizer and generated lineups