⚠️ DEPRECATED - Final Release

This is the final release of @txnlab/deflex. This package has been renamed to @txnlab/haystack-router and will no longer receive updates.

Migration Required

New Repository: TxnLab/haystack-js
New Package: @txnlab/haystack-router

npm uninstall @txnlab/deflex
npm install @txnlab/haystack-router

Breaking Changes

• Package: @txnlab/deflex → @txnlab/haystack-router
• DeflexClient → RouterClient
• DeflexConfig → Config
• DeflexQuote → SwapQuote
• DeflexTransaction → SwapTransaction

All functionality remains identical.

Migration Guide

See the migration guide for complete instructions.

What's Changed in v1.9.0

• Added runtime deprecation warning on package import
• Updated README with deprecation notice
• Updated package description to indicate deprecation

Full Changelog: v1.8.0...v1.9.0

1.8.0 (2026-01-13)

Features

• client: add debug mode with configurable log levels (#41) (420c41d)

1.7.0 (2026-01-10)

Features

• add getSummary() method for exact swap amounts and fees (#38) (b90cf49)

1.6.0 (2025-12-15)

Features

• add note field support and input transaction ID retrieval (#30) (904dbcc)

1.5.0 (2025-11-22)

Features

• add internal _allowNonComposableSwaps parameter for Tinyman v1 support (#25) (e70338a)

1.4.1 (2025-11-22)

Bug Fixes

• update default fee and confirmation rounds in constants (#24) (e166066)

1.4.0 (2025-11-06)

Features

• add AutoOptOutMiddleware for automatic asset opt-out on full balance swaps (#20) (e1bbdaa)

1.3.0 (2025-11-06)

Features

• add middleware system for custom asset support (#19) (f75963c)

1.2.0 (2025-11-04)

Features

• refactor SwapComposer to use AtomicTransactionComposer internally (#17) (cebb16c)

1.1.0 (2025-11-01)

Features

• deps: change algosdk to peer dependency and remove algokit-utils (#7) (2275607)