The Chiefs gave Mahomes a half-billion dollars — and locked themselves in

Sports 3 min 80 sources

Patrick Mahomes became the NFL's first $500m player this week. The deal's real story isn't the number — it's how the guarantees make him almost impossible for Kansas City to ever release.

Key takeaways

Mahomes is the NFL's first $500m player, but the deal's real effect is making him nearly impossible for the Chiefs to release.
In a league where most contracts can be torn up, his guarantees force Kansas City to keep paying him whether he plays well or not.
A guarantee protects the player and binds the team in the same stroke — the flexibility given up is the price paid years later.

Patrick Mahomes will become the first NFL player on a contract worth more than $500m. On Wednesday the Kansas City Chiefs added two years to his deal, pushing his guaranteed earnings to $504.75m and tying him to the team through 2033, when he’ll be 38 [1][6]. His previous deal — a 10-year, $450m contract signed in 2020 — had already reset the market for the position [6][32]. The new one comes with incentives that could push it past $520m [32].

The headline is the half-billion. The mechanism worth understanding is what the structure does to the team.

Why “guaranteed” is the word that matters

In the NFL, most contracts are only partly guaranteed. A team can release a player and stop paying the rest. That’s what makes the league’s deals different from the fully guaranteed contracts in baseball or basketball — the eye-popping number is often a ceiling the player never reaches.

Mahomes’ deal is built to remove that escape hatch. ESPN’s Bill Barnwell notes the first four years are reportedly fully guaranteed, and the rest carries “practical guarantees” — money that locks in 12 months before it’s actually due [12]. The effect: each year, the Chiefs must either keep him knowing they’ll owe him the next season too, or cut him and still pay him to play somewhere else [12].

That’s the trade. To secure the best quarterback alive for the rest of his career, Kansas City gave up its own ability to walk away from him.

The catch is years away

Right now, cutting Mahomes sounds absurd — three Super Bowls, two MVPs. But contracts end strangely. Russell Wilson and Kyler Murray were shadows of themselves by the back end of their deals, and teams released them specifically to stop future guarantees from triggering [12]. Mahomes tore his ACL last December, and the Chiefs missed the playoffs for the first time since 2014 [6].

The deal pays him roughly $63m a year over eight seasons [12]. If, six years from now, his play has slipped, that number could look like a weight the team can’t lift. The guarantee that protects Mahomes today is the same clause that traps the Chiefs tomorrow.

The same move, in smaller print

The week was full of teams reaching for cap flexibility — and quietly mortgaging it. The Cincinnati Bengals restructured Joe Burrow’s $275m deal to create $10m in space, after an April trade left them with the third-lowest cap room in the league [41]. A restructure doesn’t cut what a player is owed; it spreads his salary into future years on the books, easing this season by burdening later ones [41]. The Bengals’ assistant GM, with the team 15 years, said he’d never seen their cap so tight [41].

Elsewhere the contract machine kept running. The Baltimore Ravens face questions about Lamar Jackson’s $260m deal [8]. The Carolina Panthers extended receiver Jalen Coker for three years, $35m [23][38]. Across the league, guaranteed money keeps climbing — and with it, the number of teams who’ve made promises they can’t easily undo.

One under-covered ripple: the money behind the screen

While players signed, the pipes that carry sport to your television shifted. The US Justice Department approved Paramount’s $111bn takeover of Warner Bros Discovery [35][45][55]. That merger folds together a huge share of the rights to live sport — the NFL, college football, the NBA — under fewer owners. When the number of buyers for those rights shrinks, leagues have fewer bidders to play against each other, and the long climb in broadcast fees that funds modern sport gets harder to sustain. It’s the same lesson as Mahomes’, viewed from above: every long-term deal is also a door that closes behind you.

02 · Lesson · why it matters

The promise that protects you is the one that ties your hands

Every guarantee is two-sided: it shields the person you made it to, and it removes your own way out — and the second half always comes due later.

A celebration that’s really a lock

The number is meant to sound like triumph. Patrick Mahomes, $500m, the richest contract in the history of American football. But read the reporting closely and a stranger word keeps surfacing: guaranteed. The first four years of his deal are fully guaranteed. The later years carry “practical guarantees” — money that locks in a full year before it’s owed.

Strip away the celebration and you find a quieter fact. The Kansas City Chiefs didn’t just pay Mahomes. They tied their own hands. From now on, each season they must either keep him — knowing they’ve already committed to next year too — or release him and pay him anyway to play for someone else. The contract that secures the best quarterback alive is also the one the team can never cleanly escape.

That’s the shape worth carrying out of this story. A guarantee is never a one-way gift. It’s a door that closes behind both people who walk through it.

Why a guarantee is a trade, not a present

It’s tempting to read a guarantee as generosity — the team being good to its star. But a guarantee isn’t free, and it isn’t only about the money. It’s a transfer of risk.

Before the deal, the risk of Mahomes declining belonged to him. If his play dropped, the Chiefs could move on. Now that risk belongs to the team. They’ve promised to carry him whether he’s brilliant or broken. Mahomes handed his uncertainty across the table, and Kansas City accepted it.

That’s what a guarantee does everywhere, not just in sport. When a landlord locks you into a two-year lease, you’ve taken on the risk of wanting to leave. When a company signs a supplier to a fixed long-term price, it has taken on the risk of that price becoming a bad deal. The party who gets the security is handing their risk to the party who grants it. Someone is always holding the thing that could go wrong.

The cost is real, but it hides in the future

Here’s why this is easy to miss. The price of a guarantee almost never arrives the day you sign it. It arrives later, quietly, when conditions have changed.

Cutting Mahomes today sounds absurd — three Super Bowls, two MVPs, thirty years old. But contracts end strangely. Russell Wilson and Kyler Murray were once franchise cornerstones; by the end of their deals their teams released them specifically to stop the next guarantee from triggering. Mahomes tore a knee ligament last December, and the Chiefs missed the playoffs for the first time in a decade.

Six years from now, paying a declining quarterback $63m a year could be the weight that keeps Kansas City from building a winner around him. The clause that feels like loyalty in 2026 could feel like a cage in 2032. The guarantee didn’t remove the risk. It moved it down the calendar, where it’s harder to see and impossible to take back.

The same move, all over the week

Once you see the pattern, the rest of the sports week reads as variations on it. The Cincinnati Bengals “restructured” Joe Burrow’s contract to free up cash this year — which simply means they pushed his salary into future seasons on their books. They bought room now by promising to be tighter later. The Baltimore Ravens, the Carolina Panthers, half the league: every long guaranteed deal is a team trading future freedom for present certainty.

And it scales past players. This week the US government approved an $111bn media merger that folds a huge share of live-sport broadcasting under fewer owners. Leagues sell their games to the highest bidder; when the bidders combine, the league has fewer doors to choose from. Each side that locks in a long arrangement gives up the option of walking to someone else later. The lock and the security are the same act.

You are inside the lock too

It’s easy to read all this from above, as if you’re scoring the front offices. But the guarantee reaches further than the boardroom. Mahomes’ deal helps set the going rate for every quarterback after him, which shapes which players your team can afford, which shapes the games you’ll watch for the next decade. The lease you signed, the job you took, the mortgage rate you fixed — each one quietly closed a door behind you, and you mostly notice only when you wish you could go back through it.

That’s the humbling part. From the inside, a guarantee feels like winning. You got the security, the star, the rate, the room. What you can’t see at the moment of signing is the future seat — yours or your team’s — that will sit across the table and wish for the freedom you traded away. No single vantage point holds both halves of the deal at once. The person who makes the promise and the person who has to live inside it are bound together, and they are often the same person, a few years apart.

03 · Lab · your turn

The Guarantee Desk

Rehearse the guarantee trade-off — lock your star in and feel how the same clause that protects you can trap you when his future turns.