ByteDance Seed models

We track 12 ByteDance Seed models. The most recent release is Seed 2.1 Turbo, released 12 Aug 2026.

Official site · Hugging Face

ModelReleasedContextInput $/1MOutput $/1MWeights
Seed 2.1 Turbo12 Aug 2026262K$0.50$2.50Closed
Seed Character23 Jun 2026256K––Closed
Seed Evolving23 Jun 2026256K––Closed
Seed 2.1 Pro23 Jun 2026256K––Closed
Seed 2.0 Pro14 Feb 2026256K$0.50$3Closed
Seed 2.0 Lite14 Feb 2026262K$0.25$2Closed
Seed 2.0 Code14 Feb 2026256K$0.50$3Closed
Seed 2.0 Mini14 Feb 2026256K$0.10$0.40Closed
Seed 1.6 Flash23 Dec 2025262K$0.07$0.30Closed
Seed 1.61 Sept 2025256K$0.25$2Closed
Seed 1.81 Sept 2025256K$0.25$2Closed
Seed 1.6 Vision15 Aug 2025256K––Closed