Alex Getmanearly AI signals

Longformer Base 4096

Ai2

ReleasedUpdated

Timeline

  1. · Weights version · evidence link
Specifications

Longformer Base 4096 is a model from Ai2 with open weights, first recorded on 11 Nov 2026; its release date is not established.

Weights
Open

Questions

Are the weights of Longformer Base 4096 publicly available?

Yes. Ai2 publishes the weights.

When was Longformer Base 4096 released?

Its release date is not established. Signal Forge first recorded it on 11 Nov 2026.