Alternatives to SignalHarness.ai
330 production AI-agent services for data, validation, AI, crypto, and x402 pay-per-use.
SignalHarness.ai is tagged AI, Finance, Data. The servers below cover similar ground, ranked by how many tags they share with it, then by GitHub stars.
47620 Solana Data API
by io.github.47620-xyz
x402 pay-per-call Solana data + crypto market + JWT/unit utils for AI agents.
npx -y 47620-solana-mcp@1.1.0agent-web-reader
by dev.charliemorrison
Pay-per-call data tools for AI agents: crypto signal, web reader, SEO audit. x402 USDC on Base.
https://x402.charliemorrison.dev/mcpAgentBroker Index
by com.agentbrokerindex
Read-only, sourced data on which brokers, banks and crypto exchanges AI agents can use (EU/Spain).
https://mcp.agentbrokerindex.com/mcpAICTIONBOT Werkbank
by com.kulicadvisory
Checks a supplier price increase against official Eurostat data for Germany. No AI.
https://www.kulicadvisory.com/mcpAIsa Crypto Market Data
by one.aisa
Spot prices, ranked market tables, history, OHLC, per-venue tickers and trending.
https://mcp.aisa.one/crypto-market-data/mcpArzbin MCP Server
by com.arzbin
Live Iran exchange rates, gold, crypto, and Toman market data for AI agents.
https://hub.arzbin.com/mcpAsOf
by xyz.asof
Historical crypto wallet holdings, valuations and CSV exports. OAuth; paid own-wallet scans.
https://mcp.asof.xyz/mcpbank-stress-dataset
by com.edgethirteen.www
Pricing/details for a CSV of every FDIC-insured bank's stress metrics from its own Call Report.
https://www.edgethirteen.com/api/mcp/bank-stress-datasetbaselight
by ai.baselight
Query Baselight's public catalog of 70,000+ datasets — finance, demographics, sports, and more.
https://api.baselight.app/mcpBitculator
by com.bitculator
Crypto market data for AI agents: live prices, OHLCV, sentiment, indicators and exchanges.
https://bitculator.com/mcpCabrini Market Data
by ai.cabrini
US equity data for AI agents — 23 years intraday + daily, SEC filings. x402 USDC payments.
https://cabrini.ai/mcpcatalog
by com.zaimhub
Read-only catalog of Russian MFOs: loan terms, Bank of Russia registry data, ratings, reviews.
https://zaimhub.com/api/mcp