# What changed in cohere-ai

> 6 changes in cohere-ai 8 from its official release notes, upgrade guides and advisories: 1 breaking, 2 new APIs and options. Each one cited. Sources checked 2026-10-25. HTML: https://unstale.sh/npm/cohere-ai/

To see which of these apply to a repository, run `npx @unstale/cli init` in it.

## cohere-ai 8

### Breaking changes

- SSE events are emitted at the delimiter, changing when streamed events become available to developers. (8.2.0) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.2.0)

### New APIs and options

- Rerank models support the new relevant_spans parameter. (8.3.0) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.3.0)
- Support was added for the new /parse endpoint. (8.1.0) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.1.0)

### Behavior and default changes

- AWS responses are streamed incrementally rather than waiting for the full response. (8.2.0) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.2.0)
- AWS dependencies are now optional peer dependencies, so developers can use the package without installing them unless needed. (8.0.0) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.0.0)

### Fixes and other changes

- The Authorization header is omitted when the token is empty. (8.0.1) — [release notes](https://github.com/cohere-ai/cohere-typescript/releases/tag/8.0.1)