Reflection · Released 2026-10-05

Beam Preview

Explore how a text model becomes a visible game, keeping the current beta API distinct from planned open weights.

Where it stands in the leaderboard

No comparable score is included in this edition. Continue through the model source and evaluations below.

Vendor results and access explained

Beam is a sparse mixture-of-experts model with 501B total and about 23B active parameters.

Official beta documentation

2026-10-05Beam · Preview
The first model preview targets coding, reasoning and tool tasks, with gradual API access and weights planned for this month.
Original release ↗

Vendor coding demonstration

Reflection's October 5 Beam preview includes a p5.js astronaut game: dodge asteroids or fire beams.