"A system or program using SSE instead of STDIO" matching MCP servers:

MCP server for token-user-system wallet operations, supporting balance, trend, transactions, coupons, and corporate transfer info.

A server that enables interaction with Upbit cryptocurrency exchange API through Server-Sent Events, allowing users to access market data, manage accounts, execute trades, and perform technical analysis.

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

Enables querying Base Network blockchain data including blocks, transactions, balances, and smart contracts on mainnet and testnet.

AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service." Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), ...

Scores and groups caller-supplied Solana launch records using heuristic evidence, exposing tools to analyze deployer reputation through stdio, HTTP API, and Apify integration.

Pre-trade safety for EVM, Solana and TRON: simulates a real buy and a real sell against live liquidity, so a honeypot shows as a sell that fails instead of a vendor score, and audits a wallet's standing approvals across the three chains. Python standard library only, no API key.

Local stdio MCP bridge for XCREENER's XQL screener API — validate, explain, and run XQL queries from Claude Desktop, Cursor, Windsurf, or any stdio MCP client.

Enables MCP clients to retrieve TradingView market data, including historical OHLCV candles, quotes, technical indicators, and screener results over stdio or SSE.

MCP server providing Vietnamese stock market data including historical prices, financial statements, company info, trading data, forex, crypto, world indices, and mutual funds through 21 MCP tools and 22 CLI commands with support for stdio, SSE, and Streamable HTTP transports.

Enables compatible AI clients to connect to a local Coinbase Agentic Wallet through stdio MCP, so they can read wallet status, public address, Base USDC balance, and saved operations without signing, transferring, trading, or making payments.

MCP server that allows AI agents to discover and pay for thousands of APIs (x402 on Solana/Base) using a single key, with automatic payment handling and a federated catalog of machine-payable endpoints.

Enables AI agents to fetch today's 0–100 market-sentiment reading for crypto with its classification and next-update countdown, and to pull historical values with latest, average, min, and max summaries — no API key required, over a hosted gateway endpoint or a local stdio server.

Exposes 250+ tools across 24 categories for querying stocks, ETFs, crypto, forex, commodities, economics, financial statements, and market news through the Financial Modeling Prep API. Supports dynamic toolset loading, static pre-loading, or all-tools modes over HTTP/SSE for assistants like Claude.

Enables AI agents to pull end-of-day and historical stock prices, ticker metadata with available date ranges, crypto pair prices at a chosen resample frequency, and recent financial news filtered by ticker or tag. Runs either against a hosted gateway endpoint or locally over stdio, with API-key handling for the account tiers each data source requires.

MCP server for multi-party USDC settlement with validator consensus, enabling submission and tracking of settlements through a network of validators that vote to approve or reject transactions.

Enables AI agents to query Kraken's keyless public market data, including server time, exchange status, assets, trading pairs, tickers, OHLC candles, order book depth, recent trades, and spreads. It can be reached through the Pipeworx gateway or run locally as a stdio MCP server.

Enables AI assistants to query 250+ financial data tools spanning stocks, ETFs, cryptocurrencies, forex, commodities, economics, technical indicators, and SEC filings. Supports dynamic, static, and all-tools modes over HTTP/SSE transport, with hosted or self-hosted deployment via npm and Docker.

Remote MCP server for the BlinkCodes store: search a catalog of ~1000 gift cards, service top-ups and travel eSIMs, read a product's denominations and order requirements, and buy using USDC on Base over x402, no account and no browser. Hosted at https://blinkcodes.com/mcp this repository holds the schemas, docs and a stdio bridge image for clients that cannot open a remote connection.

Enables local AI clients such as Claude Code and Cursor to search, analyze, and monitor prediction-market data, and, once live mode is explicitly switched on, sign and submit CLOB orders from the operator's own wallet. It runs in a safe preview mode by default, writing simulated trades to local SQLite instead of sending orders.