Uniblock closes a $5.2M seed spherical, hitting $7.5M complete raised, to unify 300+ blockchain APIs into one integration for devs and AI brokers.
Uniblock has closed an oversubscribed seed spherical, elevating $5.2 million and bringing its complete capital to $7.5 million.
The Canadian startup operates a managed infrastructure layer that connects blockchain purposes to over 55 knowledge suppliers. Its platform covers greater than 300 blockchains by way of a single API key.
Co-founder and CEO Kevin Callahan confirmed the spherical on X, crediting the corporate’s staff, traders, and clients for the milestone.
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Uniblock’s Multi-Chain Infrastructure Attracts International Traders
The spherical attracted backers from throughout the US, Japan, India, Singapore, and the Solana ecosystem.
Traders embody SBI, Alchemy, MoonPay, NGC Ventures, Blockchain Founders Fund, Hustle Fund, AllianceDAO, and CoinSwitch. Angel traders from Kraken, Uber, and CoinList additionally participated.
Aly Madhavji, Managing Companion at Blockchain Founders Fund, pointed to rising institutional curiosity in blockchain infrastructure.
He cited Stripe’s $1.1 billion acquisition of Bridge and Visa’s transfer onchain as indicators of the place the market is heading. In accordance with Madhavji, Uniblock already serves 3,000 initiatives, and that quantity is rising.
SBI Ven Capital CEO Eiichiro So mentioned the subsequent wave of blockchain adoption would require infrastructure that handles complexity with out sacrificing efficiency.
He described Uniblock’s single API layer as well-positioned to serve builders, enterprises, and AI-driven purposes.
One API Key Changing Dozens of Blockchain Integrations
The core downside Uniblock addresses is fragmentation. No single blockchain knowledge supplier covers each chain.
No single supplier ensures 100% uptime. With no central orchestration layer, each improvement staff builds its personal routing and fallback methods from scratch.
Uniblock replaces that course of with one integration. Its patented auto-routing engine handles supplier choice, failover, and knowledge normalization robotically.
Over 4,000 builders at the moment run on the platform. Clients embody Plume Community, Stellar Blockchain, Hypernative, Oku Commerce, and Apechain, a number of of which depend on Uniblock for managed RPC infrastructure.
Callahan described two simultaneous shifts driving demand.
Mainstream firms are bringing manufacturing workloads to blockchain. On the similar time, AI brokers are starting to learn and write chain knowledge on their very own.
Each, he mentioned, want dependable infrastructure throughout a whole lot of chains.
Uniblock has closed an oversubscribed Seed Spherical, bringing our complete capital raised to $7.5M.
Our cap desk is stuffed with strategic traders who’re serving to us execute on our mission. This capital will assist us unify all digital asset infrastructure right into a single integration.… https://t.co/D169h9rGB7
— Kevin Callahan 🚀 (@KevGCallahan) March 31, 2026
AI-Native Developer Instruments Now Reside on the Platform
Alongside the funding announcement, Uniblock launched a collection of instruments constructed for AI-driven improvement.
The instruments are designed for a way builders really construct as we speak, utilizing AI assistants and coding environments moderately than studying documentation manually.
The suite contains an MCP server that lets AI brokers name Uniblock’s unified APIs instantly, with no human involvement required.
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Uniblock additionally launched LLM-optimized documentation by way of a structured llms.txt file, guaranteeing AI coding assistants return correct integration particulars.
Prepared-to-paste agent abilities for Claude, Codex, and Cursor are additionally obtainable, serving to builders generate appropriate Uniblock code on the primary attempt.
The corporate plans to make use of the brand new capital to deepen chain protection and broaden its orchestration engine.
New API classes, together with stablecoins, wallets, and prediction markets, are on the roadmap. Uniblock can be scaling its engineering staff and pursuing enterprise go-to-market efforts throughout its key areas.