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Llama 3.1 Tulu 3 405B

allenai/llama-3.1-tulu-3-405b

Model weights

Tülu 3 405B is the largest model in the Tülu 3 family, applying fully open post-training recipes at a 405B parameter scale. Built on the Llama 3.1 405B base, it leverages Reinforcement Learning with Verifiable Rewards (RLVR) to enhance instruction following, MATH, GSM8K, and IFEval performance. As part of Tülu 3’s fully open-source approach, it offers state-of-the-art capabilities while surpassing prior open-weight models like Llama 3.1 405B Instruct and Nous Hermes 3 405B on multiple benchmarks. To read more, click here.(opens in new tab)

Modalities

Released

Feb 8, 2025

Knowledge Cutoff

Dec 2023

About Llama 3.1 Tulu 3 405B

OpenRouter makes Llama 3.1 Tulu 3 405B by Ai2 available through a unified, OpenAI-compatible API using the model ID allenai/llama-3.1-tulu-3-405b.

Llama 3.1 Tulu 3 405B accepts text and returns text.

It was released on February 8, 2025; its knowledge cutoff is December 31, 2023.

More models from Ai2

  • Olmo 3 32B Think

Frequently asked questions

Tülu 3 405B is the largest model in the Tülu 3 family, applying fully open post-training recipes at a 405B parameter scale. Built on the Llama 3.1 405B base, it leverages Reinforcement Learning with Verifiable Rewards (RLVR) to enhance instruction following, MATH, GSM8K, and IFEval performance.

Olmo 3 32B Think is another text model from Ai2.

Llama 3.1 Tulu 3 405B was released on February 8, 2025. Its knowledge cutoff is December 31, 2023.

ActivityFAQ

Activity

Token volume and request traffic to this model over time.