RC Release Notes

What’s fresh in Sandwich Trading RC terminal?

Welcome to early access. In the spirit of transparency, this page serves our release candidate notes ahead of public release. What’s inside reflects the current state of the build and may be adjusted before it’s ready to be served publicly.

The pre-serve build: features layered, bugs picked off, and performance lightly toasted

Desktop
  • Improved trade subscriptions for Deribit instruments routed through Coinbase
  • Resolved an OKX funding-rate data-handling exception
  • Improved watchlist stability to prevent crashe
Desktop
  • Trade directly from Advanced TradingView charts
  • Pre-selected Hyperliquid DEXs for better rate limits and performance
  • More reliable linked dashboards
  • Faster, more stable in-app grids
Desktop
  • Smoother performance during long-running app sessions
  • Faster, more responsive Logs viewer
  • Greater stability for off-book and filled order markers on algo charts
  • Updated Deribit to work with new API updates
Desktop
  • Instrument linked Widgets
  • Configurable DataGrid Widgets
  • Dashboard Templates
Desktop
  • Zerion integration for viewing on-chain balances
  • Improved stability on MacOS
  • Smarter Internet Health Monitoring
  • Style changes for toast messages to reflect Buy/Sell orders
Desktop
  • Improved instrument selection when accounts are loaded
  • Updated fields to support upcoming Bybit API changes
Desktop
  • Faster Hyperliquid Order Book
  • Refreshed Start/Create Algo Confirmation Dialog
  • Disable Toast notifications for Mac Intel users to prevent app crash
Desktop
  • Added diagnostic tools to login page
  • Update Lighter signer initialisation logic and feedback
Desktop
  • Key File UI updates for Lighter
  • Fixed exception on Lighter Plus Account rate limits
Desktop
Another route to execution

Lighter integration now live on Sandwich.

Add your Lighter API key

  • Lighter exchange integration
Desktop
  • Accounts not showing on account load
Desktop
  • Migrated from Hyperliquid webData2 to webData3
  • Added a historical funding section to the DMA Ticker
  • Improved Bitget rate limiting on account load
Desktop
  • Improved Bitget rate limiting on account load
Sunset

Sandwich Winforms will be sunset on the 15th of July.

  • Improved internal handling of minimum  value currencies
Desktop
  • Updated OKX orderbook validation to use sequence IDs instead of the checksum field, ahead of OKX’s planned checksum field deprecation
  • Stability improvements for macOS and Linux
  • Bitget candle over long period
  • Updated OKX orderbook validation to use sequence IDs instead of the checksum field, ahead of OKX’s planned checksum field deprecation
Desktop
  • Bybit open interest is now calculated on a single-sided basis, matching the updated calculation shown on the Bybit website
Desktop
  • Advanced TradingView Chart (Beta, Limited Exchanges)
  • OKX Exchange API Update
  • Various Desktop Bug Fixes
Desktop
  • Instrument Selection
  • Automations
  • Task Manager
  • Order Ticket Layout
  • Toast Notifications
  • Standardized Instrument Symbol
  • Browser-style Tabs
  • Product Documentation

Preview the Updates

      Instrument Selection

Accounts, exchanges and instruments all in one view

      Automations

Advanced conditioned based actions and alerts across all accounts

      Task Manager

Built-in System and exchange diagnostics

      Trade Ticket

Dropdown for all order types next to buy / sell buttons
Order execution button now has more options

      Toast Notifications

Toasts now have order and algo progress updates, instead of showing individual fills

      Standard Instrument Selection

Symbol now displays exchange, instrument and order type
Desktop
  • Stability improvements through enhanced thread management
Desktop
  • Added support for Standard, Unified, and Portfolio Margin account modes on Hyperliquid
  • Fixed an issue where Binance API keys could not load without futures permissions enabled
  • Added support for Standard, Unified, and Portfolio Margin account modes on Hyperliquid
  • Fixed an issue where Binance API keys could not load without futures permissions enabled
Desktop
  • Hyperliquid currency converter parsing on account load
  • Hyperliquid currency converter parsing on account load
Desktop
  • Added new Binance USDT-M WebSocket endpoints ahead of upcoming API changes
  • Improved HTTP error parsing for more consistent handling
  • Strengthened Telegram bot guardrails
  • Fixed currency conversion issues on OKX perpetuals without spot underlyings
  • Added new Binance USDT-M WebSocket endpoints ahead of upcoming API changes
  • Improved HTTP error parsing for more consistent handling
  • Strengthened Telegram bot guardrails
  • Fixed currency conversion issues on OKX perpetuals without spot underlyings
Desktop
  • Bug fix in internal build process.
Desktop
  • Fixed a global unhandled exception during Hyperliquid margin changes.
  • Patch for HIP3 dex margin & leverage.
  • Fixed a global unhandled exception during Hyperliquid margin changes.
  • Patch for HIP3 dex margin & leverage.
Desktop
  • Temporarily disable Binance spot cross margin updates following API changes
  • Temporarily disable Binance spot cross margin updates following API changes
Desktop
  • Fixed an issue where the TradingView chart would intermittently fail to display on the DMA
  • Minor Logging Improvements
  • Binance spot websockets ahead of API changes
  • uPnL update frequency

  • Currency conversion garbage collection fixes
  • Added support for Hyperliquid perp dexes
  • Currency conversion garbage collection improvements
  • Other minor improvements
  • Performance improvements to HTTP requests

Legacy

December 23, 2025
See more
  • Handles max price limits on Binance, OKX, Bybit, BitGet
  • Fix Deribit key load when fees are discounted

  • Handle PC Sleep by stopping algos and reloading accounts
  • OKX, Upbit and Kraken stability improvements
  • Updated interface when subscribing to account instruments
  • Updated orderbook subscription pattern
  • Bybit orderbook depth increased
  • Clone & Edit Adaptive chase resetting override
  • Orders garbage collector for better performance in long-running algos
  • Refactors for cross-platform prep
  • Engine optimizations
  • BitMEX instrument creation issue
  • OKX now shows both cross and isolated positions for same symbol
  • Upbit price step sizes per latest changes
  • Adjust Binance rate limit models with short time intervals
  • Fix for API key unique ID persistence
  • Better handling for Bitget orders which return no order ID
  • Fixed issue when registering a second device
  • Off-book scale allows more than 100 orders
  • Only allow halt & sweep while algo is running
  • Fixed Bitget symbol parsing
  • Adaptive Chase max clip size considers max limit order size only
  • Aligned Bybit orderbook subscription with upcoming changes
  • Instrument open interest on positions table
  • % of open interest on positions table
  • Binance support for ED25519 key type
  • Multiple engine refactors and improvements
  • Algo and Automation chart performance improvements
  • Reduced rate limit usage for Hyperliquid watchlist items
  • Updated Hyperliquid max order sizes
  • Bitget currency conversion
  • Algo halt & sweep optimisation
  • Validation for bulk edit of automation algo params
  • Automation ticket visuals when switching position mode
  • Bitget leverage and margin mode recon
Latest build

Are you running the latest release?

For best performance always make sure you have updated to the latest version. You will be prompted in-app automatically whenever a new version is released, and can always manually check and update via the app settings.