# [2.0.0](https://github.com/TxnLab/haystack-js/compare/v1.8.0...v2.0.0) (2026-01-14)

* feat!: rebrand Deflex to Haystack Router ([d227c06](https://github.com/TxnLab/haystack-js/commit/d227c06e61b0a4dd67b70cef14a020b7cd7cf787))

### BREAKING CHANGES

* Package renamed from @txnlab/deflex to @txnlab/haystack-router

- Renamed DeflexClient to RouterClient
- Renamed DeflexQuote to SwapQuote
- Renamed DeflexTransaction to SwapTransaction
- Renamed DeflexConfig to Config
- Renamed DeflexConfigParams to ConfigParams
- Renamed DeflexSignature to Signature
- Updated API endpoint to hayrouter.txnlab.dev
- Repository moved to TxnLab/haystack-js
- No functional changes, only naming

See MIGRATION.md for migration guide