What is the best alternative to Onyx MCP?

The top-rated alternatives to Onyx MCP in the Finance & Fintech category include Brazilian Central Bank (BCB) MCP, Stock Trends Market Intelligence, Tasty Agent. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do Onyx MCP alternatives differ in installation and runtime?

Onyx MCP and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to Onyx MCP free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare Onyx MCP with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Finance & Fintech• MCP Alternatives Guide

Best Alternatives to Onyx MCP

Looking for an alternative to Onyx MCP? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Finance & Fintech ecosystem, we have cataloged and compared the top alternative MCP servers below.

Browse all Finance & Fintech servers →View Onyx MCP Specs →

Target Reference Server

Onyx MCP Overview

Ed25519-signed ground-truth oracle — 63 paid x402 tools live on Base mainnet.

Specification Matrix: Onyx MCP vs Alternatives

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
Onyx MCP (Target)	uvx	Free/None	Free	2	—	Current
Brazilian Central Bank (BCB) MCP	npx	No auth required	Free	7	—	Compare →
Stock Trends Market Intelligence	npx	Free/None	Free	—	—	Compare →
Tasty Agent	uvx	OAuth	Free	84	—	Compare →
Tradingview MCP	uvx	No auth required	Freemium	4,368	—	Compare →
Tollbooth X402	npx	Free/None	Free	—	—	Compare →
Cost Seg Smart	npx	Free/None	Free	—	—	Compare →
T2000	npx	OAuth	Free	23	—	Compare →
Mossgate MCP	npx	Other	Paid	—	—	Compare →
Coincap MCP	npx	No auth required	Free	92	—	Compare →
Lemonsqueezy MCP Server	npx	Free/None	Free	3	—	Compare →
Alpha Vantage MCP	uvx	Free/None	Free	207	—	Compare →
Xinkuang China Stock MCP	npx	No auth required	Free	46	1	Compare →

Detailed Evaluation of Onyx MCP Alternatives

Brazilian Central Bank (BCB) MCP

Runtime: npx

Verified

Queries BCB economic series, Focus expectations, and PTAX exchange rates through local or hosted MCP access.

Key Features:

SGS historical and recent time-series queries

Curated series catalog with keyword search

Percentage variation and multi-series comparison

7 0 7

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Stock Trends Market Intelligence

Runtime: npx

Equity trend, relative-strength, expected-return, market-context, and research resources for agents.

2 0

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Tasty Agent

Runtime: uvx

Connects MCP clients to TastyTrade for portfolio data, market research, watchlists, and trade execution.

Key Features:

TastyTrade OAuth account access

Real-time DXLink quotes and Greeks

Quote-validated multi-leg order placement

4 0 84

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Tradingview MCP

Runtime: uvx

Market data, technical analysis, screeners, sentiment, and backtesting for stocks, crypto, forex, and futures.

Key Features:

37 market data and analysis tools

Technical indicators and combined analysis

Multi-exchange market screeners

4 0 4,368

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Tollbooth X402

Runtime: npx

Discover, preview & self-verify 56 x402 pay-per-call finance/tax calculators for AI agents.

3 0

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Cost Seg Smart

Runtime: npx

Cost segregation study pricing and Year-1 depreciation/tax-savings estimates for US properties.

2 0

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T2000

Runtime: npx

Open-source non-custodial DeFi agent economy on Sui with identity, wallet, USDC settlement, and marketplace features.

Key Features:

Agent marketplace with escrow and receipt-backed activity

Passport Connect OAuth interface for MCP clients

Agent SDK and CLI for sending, swapping, paying, and escrow

2 0 23

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Mossgate MCP

Runtime: npx

Paid MCP tools for token and wallet risk checks plus URL or HTML rendering, funded with USDC on Base.

Key Features:

Token verdict and full report tools

Wallet behavioral risk profiling

URL or HTML rendering

6 0

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Coincap MCP

Runtime: npx

Queries CoinCap for cryptocurrency prices and asset listings through MCP without requiring an API key.

Key Features:

Bitcoin-specific price lookup

Price lookup for supported cryptocurrencies

CoinCap asset listing

4 0 92

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Lemonsqueezy MCP Server

Runtime: npx

Lemon Squeezy SDK as MCP server. Give your AI assistant access to payment and subscription data.

2 0 3

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Alpha Vantage MCP

Runtime: uvx

Real-time financial market data: stocks, forex, crypto, commodities, and economic indicators

2 0 207

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Xinkuang China Stock MCP

Runtime: npx

中国 A 股、B 股和港股的实时、历史、财务、新闻及技术指标数据 MCP 接口。

Key Features:

Real-time and historical stock market data

Balance sheet, income statement, and cash-flow tools

30+ technical indicators for historical quotes

4 1 46

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Best Alternatives to Onyx MCP

Onyx MCP Overview

Specification Matrix: Onyx MCP vs Alternatives

Detailed Evaluation of Onyx MCP Alternatives

Frequently Asked Questions: Onyx MCP Alternatives