Nina by Antalpha

About Nina by Antalpha

Nina is a non-custodial AI trading assistant built by Antalpha (NASDAQ: ANTA). It connects to institutional-grade, real-time market data and responds to plain-language queries with conclusion-first answers that include charts rather than extended text. The tool covers crypto and US stocks, and it drafts trades, predictions, and wallet-safety checks that users must sign with their own wallet.

Review

Nina positions itself as an analyst and trade drafter, not an autonomous trading bot. The core rule is that Nina never holds user funds-every transaction requires a manual wallet signature. That design choice shapes the entire experience. The interface is a single chat window where queries about market intel, smart-money flows, event predictions, and wallet safety all surface in one place.

Key Features

• Conclusion-first answers with charts. Instead of generating paragraphs of text, Nina returns a direct answer accompanied by a relevant chart pulled from real-time data.
• Smart-money tracking. Users can ask Nina to surface on-chain flows and wallet movements from institutional and high-signal traders.
• Sentinel 24/7 alerts. Point Sentinel at a token, stock, or prediction market, and it monitors price levels and probability shifts around the clock. When a threshold is breached, it sends a plain-language alert explaining what moved and why.
• MCP integration. Nina's data can be pulled into other AI clients via MCP, so users aren't locked into a single interface.
• Wallet-safety checks. The tool can assess wallet addresses for risk indicators before a user signs a transaction.

Pricing and Value

Nina is currently listed as free. The makers have not published details about future pricing tiers, subscription models, or any plans to introduce paid features. For now, the full feature set is available at no cost.

Pros

• Non-custodial architecture means the tool never holds funds; every transaction requires the user's wallet signature.
• Single chat interface unifies crypto and US stock queries, smart-money data, predictions, and wallet checks.
• Sentinel monitors markets continuously and pushes alerts with context, reducing the need to manually refresh charts.
• MCP support lets users access Nina's data through other AI clients they already use.
• Built by a publicly traded company (Antalpha, NASDAQ: ANTA), which adds a layer of corporate accountability.

Cons

• US stock coverage is the only equities market supported right now; non-US markets are not yet available.
• The tool is in an early stage-coverage and prediction markets are described as "expanding fast," which means gaps exist in the current dataset.
• Not well suited for users who want a fully autonomous trading agent that executes without manual approval, since Nina deliberately avoids that model.

Nina fits traders who want an AI research layer without surrendering custody of their assets. It's most practical for crypto-native users who already manage their own wallets and want faster access to on-chain signals, price alerts, and trade drafting in a single chat. Those who trade exclusively in non-US equities or prefer a set-and-forget autonomous bot will find the current scope limiting.