Alpaca

Active

API-first stock and crypto brokerage platform

Winter 2019Founded 2015150 peopleSan Mateo, CA, USA; Remote

alpaca.markets/ ↗LinkedIn ↗X ↗GitHub ↗Crunchbase ↗See on the Idea Map Fintech momentum

About

Alpaca is an API infrastructure and licensed financial services company that allows developers and businesses to offer stock and crypto investing to their end-customers. We work with more than 100 companies across the globe to enable their investing products, and our mission is to provide financial services to everyone on the planet. Alpaca’s globally distributed team consists of developers, traders, and brokerage business specialists and backed by a group of well-capitalized investors including Portage Ventures, Spark Capital, Tribe Capital, Unbound, Social Leverage, Horizons Ventures, Y Combinator as well as highly experienced industry angel investors and founders. We are also very tech-enthusiastic with notable track records in open-source and startup communities.

From their website

as of Jun 7, 2026alpaca.markets ↗

API/InfraSubscription

Alpaca provides a developer-first API for stock, options, and crypto trading, enabling algorithms and apps to trade and access market data. The platform emphasizes API-based trading with end-to-end brokerage capabilities and AI-enabled trading features. It targets developers and fintechs building trading and investment applications.

Alpaca offers Broker API and Trading API to execute trades, access real-time and historical market data, and manage accounts via REST/FIX interfaces. Features include multi-leg options trading, 24/5 trading with session-aware routing, tokenization networks for instant trading of tokenized equities, high-yield cash with FDIC coverage, omnibus sub-accounting, securities lending, and integrations to build and run trading apps and fintech services.

Who it’s for: Developers, fintech startups, quantitative traders, robo-advisors, and institutions building trading apps or embedding investing capabilities into their services.

Features

Broker API for stock, options, crypto trading
Trading API with 24/5 access and real-time data
Multi-leg options trading and backtesting
OmniSub sub-accounting ledger
Tokenization network for instant tokenized equities
High-yield cash with FDIC coverage
Securities lending and stock lending

We see hiring/traction mentions and multiple product launches like MCP Server and various API features, indicating active development and growth.

Founders · 2

Yoshi YokokawaCo-founder & CEO

Yoshi is a co-founder & CEO of @AlpacaHQ alpaca.markets. Before Alpaca, he led a couple of other tech startups that focused on deep-learning and enterprise businesses. Before startups, he was a VP in securitized products at Lehman and Nomura followed by being a full-time day-trader.

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