Smith secured five of six targets for 46 yards during Sunday's 30-27 loss to the Bills.
Smith secured four of six targets for 20 yards during Sunday's 28-27 loss to the Cardinals.
Smith caught all seven of his targets for 86 yards and a touchdown in Sunday's 16-10 loss to the Colts.
Smith brought in five of eight targets for 62 yards in the Dolphins' 15-10 win over the Patriots on Sunday.
Smith failed to secure his only target during Miami's 31-12 loss to the Titans on Monday night.
Smith secured two of three targets for 18 yards during Miami's 24-3 loss to the Seahawks on Sunday.
Dolphins TEs coach Jon Embree said Thursday that Smith and Durham Smythe have an every-other-day rotation at training camp, Omar Kelly of The Miami Herald reports.
Smith and the Dolphins agreed to terms Thursday on a two-year contract worth up to $10 million, Adam Schefter of ESPN reports.
Smith visited the Dolphins on Tuesday and is negotiating a contract with the team, Adam Schefter of ESPN reports.
The Falcons will release Smith, Terrin Waack of the team's official site reports.