f7e50fb Thanks @afirstenberg! - Adds support for flex and priority pricing.
Adds support for custom headers.
Thanks to @Nico385412 and @pawel-twardziak for their insight and contributions.Fetched May 19, 2026
Fixed serviceTier reporting in streaming responses by reading from usageMetadata.serviceTier instead of the x-gemini-service-tier response…
Vercel · AI SDKAdded serviceTier: 'flex' | 'priority' option to GatewayProviderOptions.
Vercel · AI SDKPatch Changes - Updated dependencies \[ , ]: - @langchain/google-common@2.1.31
LangChain · LangChain.jsFixed missing stream usage metadata on Gemini API calls. Also removed redundant @types/uuid declarations from package manifests.
LangChain · LangChain.js