langchain-fireworks==1.3.0

LangChain Releases / 5/2/2026

📰 NewsDeveloper Stack & InfrastructureTools & Practical Usage

Key Points

  • The langchain-fireworks package has been released in version 1.3.0, bringing changes since 1.2.1.
  • This update adds a new initialization keyword argument, `service_tier`, to `ChatFireworks`, enabling better configuration of the Fireworks service tier.
  • A related maintenance change refreshes the model profile data to reflect updated model information.
  • Overall, the release focuses on incremental improvements to configuration and underlying model metadata rather than major new features.

Changes since langchain-fireworks==1.2.1

release(fireworks): 1.3.0 (#37144)
feat(fireworks): service_tier init kwarg on ChatFireworks (#37143)
chore(model-profiles): refresh model profile data (#37122)