
Bitcastle
Bitcastle is a Japan-based centralized exchange offering spot, futures, High&Low binary options, and MT5 forex trading with 0% fees on major pairs.

What is Bitcastle?
Bitcastle is a custodial exchange combining crypto spot and futures, High&Low binary options, copy trading, and MT5 FX CFDs in one account. The platform claims 250K+ users and $200M in daily volume, charges 0% on major pairs, and is restricted in the US, China, Russia, and several other jurisdictions.
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Developer resources from Alchemy

What is a multi-party computation (MPC) wallet? The complete developer guide
Deep dive into MPC wallets and modern crypto security through distributed private key technology.

How to build an AI trading bot: a complete developer's guide (2026)
A step-by-step technical guide to building a sentiment-enhanced crypto trading bot with on-chain data, machine learning, and risk management using Alchemy's blockchain APIs.

How Slingshot built cross-chain trading with Webhooks
Slingshot 2.0 supports instant trading of over 300K tokens across Solana, Ethereum, and various L2s. What sets them apart? Users can trade any token across any chain without worrying about bridging or gas fees - all powered by Alchemy Webooks.
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App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

