vAST
viaNexus Agentic Service Technology
vAST is the agent-ready access layer for viaNexus financial data. It connects MCP clients, Financial Chat Agent, and SDK workflows to 30+ institutional datasets through one signed credential, with server-side dataset permissions built in.
one platform · every dataset · any agent
Works with leading LLM providers
Gemini
Claude
ChatGPT
Resources
Demos,
Articles,
Skill Packs.
Demos, articles, and skill packs. Install one in Claude, pair with the viaNexus MCP, run on real dataset permissions.
Short demos for setting up vAST connectors, dashboards, and agent workflows.
More on YouTube →
How viaNexus MCP Connectors Work in Claude
Add the viaNexus MCP to Claude and make your first query.
Walkthrough
Live Market Dashboard & Death Cross Alert
Dashboard, death-cross alert, datasets, and Paygentic billing.
Demo
Build a Financial Dashboard in Minutes
Interactive dashboards powered by viaNexus data.
DemoSelected viaNexus articles for agent builders, data engineers, and MCP users.
View all on blog →MCP Gave Agents the Door. It Didn't Give Them a Key.
viaNexus extends MCP with scoped, signed credentials for financial data. Works with Claude, Cursor, and any MCP client.
When AI Sounds Confident but Doesn’t Know Better
Whether you’re vibe-coding an app at home — or building a professional GPT to support finance professionals — you need reliable, verified, authoritative data delivered in a form your project can effortlessly consume. That's where viaNexus Agentic Services Technology (vAST) comes in.
2025 - what a year!
From a bold idea and a bare-bones plan to a live, high-performance marketplace, 2025 was the year viaNexus proved a new model for market data and agentic workflows isn’t just possible—it’s necessary. We’re heading into 2026 ready to scale!
Defeating Hallucination in Financial AI: From Determinism to Data Integrity
LLMs can’t be trusted with math—or data scraped from the web. viaNexus and vAST eliminate hallucination from the ground up with licensed, structured, and precalculated data. Deterministic, auditable, and built for finance—where “close enough” isn’t good enough.
Understanding a Financial AI Agent and Avoiding AI Agent Washing
AI agents are poised to revolutionize industries, but the true potential of these autonomous entities is often obscured by "AI Agent Washing"—a deceptive practice that misrepresents a system's capabilities.
Financial Agents….The Dawn of New Era
This article details viaNexus' Agentic Workflow service, extending OAuth 2.0/2.1 to enable scalable, autonomous agents in finance. It overcomes traditional OAuth's limits with pre-authorized scopes, and securing agent authentication and authorization.
Agentic Workflows: Overcoming Current Limitations
Agentic workflows, designed to automate complex tasks, hold immense promise for boosting productivity and efficiency. However, current implementations face several significant shortcomings that hinder their full potential. This blog post will explore these challenges, particularly foc...
Pre-built skills for Claude. Open Raw on any skill, paste the text into Claude and say “save this as a skill”. Then add the viaNexus connector from the directory, sign in or sign up, and the skill runs on live data.
All skills on GitHub →Live Market Dashboard
Auto-refreshing watchlist: prices, spectrum, and news.
Datasets
RSI Screener
Rank a universe by 14-day relative strength.
Datasets
Earnings Calendar
Upcoming reports with the session each lands in.
Datasets
News Analyst
Deduplicated headline briefings across a basket.
Datasets
Coming soon
Live viaNexus widgets
Embeddable dashboards that stream real viaNexus data, landing here soon.
Featured demo
Live Market Dashboard & Death Cross Alert
30+ datasets, OpenBB workspace, Paygentic billing, in minutes.
Latest from the blog
View all →Financial Data: A New Stack Is Emerging
Building dashboards and AI agents on 30+ institutional datasets through one API.
Reinventing Fundamentals: Standardization, Done Properly
How viaNexus + SavaNet turned XBRL chaos into structured financial schema.
Building an Earnings Season Navigator
Combining six viaNexus datasets into one earnings dashboard.
viaNexus + MCP = The Easy Button for AI
How MCP makes financial data accessible to any AI agent.
Start building.
14-day free trial. No credit card. Connect to 30+ financial datasets through your AI in under two minutes.
Or jump to the MCP quickstart if you already have an account.