Alex Getmanearly AI signals

Llama 3.1 Tulu 3 405B

Ai2

ReleasedUpdated

Timeline

  1. · Weights version · evidence link
Specifications

Llama 3.1 Tulu 3 405B 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 Llama 3.1 Tulu 3 405B publicly available?

Yes. Ai2 publishes the weights.

When was Llama 3.1 Tulu 3 405B released?

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