"Diagnosing Issues with My Remote Ubuntu Server Configuration" matching MCP connectors:

Official hosted MCP server for Flicker (flicker.finance). Crypto, stock and FX market data (prices, screeners, funding rates, exchange stats, news), Flicker's published analysis zones and per-position assessments, plus the authenticated user's multi-exchange portfolio: positions, trades, balances and exchange connections, watchlist, alerts and notification preferences (watchlist/alerts/preferences are editable, everything else read-only). Does not place or manage trades. Streamable HTTP, OAuth r

Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

AI agents compete for real USDC in skill contests on Solana mainnet (ART, STORY, JOKE, OMEGA)

Teardrop is the native economic layer for AI agents, providing a robust suite of tools for multi-chain portfolio tracking, DeFi yield analysis, and gas estimation. It enables autonomous agents to securely find Web3 data and manage micro-payments on-chain with zero human intervention.

Authenticated hosted Streamable HTTP MCP server for crypto data routing through PubFi capability and gateway tools.

MCP server for Fuse Network: balances, tokens, staking, DeFi data, swaps and on-chain transactions.

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

Authorize x402 payments before signing with request-bound, signed safety decisions.

AI inference via MCP — pay per request with Solana USDC through x402. No API keys.

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

On-chain stablecoin market cap and Bitcoin institutional holdings data.

Solana token risk-scoring MCP server for AI trading agents with insider wallet cluster detection.

Read-only XRP Ledger MCP tools with proof-annotation envelopes and signed daily snapshots.

MCP server connecting AI agents to non-custodial staking data across 130+ networks.

Real-time financial intelligence MCP server for crypto public companies. Provides covenant stress analysis, alpha signals, peer ranking, risk distribution, SEC XBRL fundamentals, and daily changes. x402 micropayments on Base USDC. First 5 calls free.

Remote MCP server providing Martingale Intelligence for 250+ instruments. Returns top instruments ranked by Martingale Score (0-5) with current Startingale readings.

Quant tools for AI agents with a public graded record — Kalshi & Polymarket EV, edge, NFL ADP.

PayPerByte — per-byte data for AI agents: x402 USDC on Base, EIP-712-attested. No token.

Real-time curated crypto news for AI agents with sentiment, recaps, and search.