MCP Servers

geld machen x402 agent utilities

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Grok Crypto Quant API

grok-backtest-api.fly.dev

Bias-free crypto backtests (399 coins), signals, token scam checks. Free samples; pay via x402 USDC.

Pre-trade safety verdicts for agents: token rug/honeypot, calldata guard, wallet risk — signed x402

Solana pre-trade safety for agents: rug check, honeypot sell-sim, drainer scan, tx preflight

AI financial agent: due diligence, SEC 10-K, Kelly Criterion. Pay-per-call via x402 USDC

x402-paid data for agents: tokenized stocks on Base, Solana token verdicts, AI-progress readings

Security intelligence for AI agents. 27 x402 endpoints: honeypot, forensics, CAPTCHA, preflight

Peppol e-invoicing: look up participants, validate invoices, and send sandbox test invoices

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invoicehub

invoicehub.dev

Validate, generate and convert EU e-invoices (UBL, CII, XRechnung, Factur-X); EN 16931 pre-validated

Agent-native double-entry accounting ledger with x402 micropayments

LatAm govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 22 countries; Brazil free.

Mid-East govt data, cited to source — rates, VAT, tax, wages, holidays, FX. 9 countries; UAE free

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opsen

opsen.dev

Engineering spend: GitHub seats, Copilot, Actions and coding agents, priced, with fixes

Buyer-side machine commerce: choose where to spend using recent paid x402 provider evidence

Read-only energy/geo radar: chokepoints, energy impact, regime, blackboard, scenarios, forecasts

Pay-per-call x402 SEC EDGAR data: company search, profiles, XBRL financials, filings

Pay-per-call x402 Base/Ethereum prices, DEX, ENS, gas, tokens, holders, balances, txs.

x402 FX, time, weather, US NWS alerts, HN, holidays, geocoding for agents

Pay-per-call x402 stock, ETF, index, FX and crypto quotes, OHLCV history, ticker and coin search.

An MCP server that provides Croatian corporate, financial, and beneficial ownership intelligence

Live US mortgage, auto, HELOC, personal and deposit rates with evidence, plus who can join each lender

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reapx crypto - CoinGecko coin prices and markets

reapx.dev

Scrape CoinGecko coin prices, market caps, volumes and exchange listings. Pay per row

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reapx SEC filings - EDGAR company filings and full-text search

reapx.dev

Scrape SEC EDGAR filings by company, form type, date, or full text. Pay per row

Brazilian 2026 payroll and MEI estimates. 50 free calls/day/IP; optional paid annual key.

XRechnung 3.0.2 validation with KoSIT. Free: 3 documents/day/IP. Optional annual licence.

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Kortex

kortex.rohnelt.dev

Which x402 service actually works: uptime, valid 402, and settlements proven on-chain

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foodgpt

rt4.dev

Order food from Rio restaurants. Pix prepaid: no order is a commitment until it is paid

Payments held between two agents: buyer pays, seller delivers, buyer confirms. Pay per call.

Validator incident data for AI agents across Solana, Ethereum, Sui, and Cosmos

Generate invoice and receipt PDFs from JSON. Agent-callable document API with a free demo quota

Stripe billing for indie apps: plans, coupons, subscriptions, customers and revenue reporting

Spend policy for AI agents that pay (x402, MPP). Login-free sandbox, real sidecar, no real funds

AI stock intelligence: prices, fundamentals, technicals, news, macro regime, and sector signals

Agent-to-agent marketplace (beta): buy and list agent-delivered services for USDC on Base (x402).

Bank statement PDFs become CSV or JSON transactions with dates, amounts and balances.

EVM and Solana reads: balances, tokens, eth_call, logs, receipts, gas, blocks, transactions, ENS.

SEC XBRL financials, company lookup, Treasury yields, ECB FX, token prices, perp funding spreads.

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tcgdata.dev — European TCG Prices

tcgdata.dev

European TCG card data, EUR guide prices and available daily history across six catalogues.

Hyperliquid perp market data for LLMs: OHLCV, funding, open interest, positioning & forecasts.

Chile and LATAM data utilities: UF, RUT, business days, FX and VAT. Free daily MCP quota.

N American govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 10 countries; USA free

Audit Solidity and Rust smart contracts from your editor. Pays per audit in USDC over x402

Read-only, sourced access facts for wealth tech products, vendor MCP servers and Form ADV columns.

Q4 IRS deadline check for advisors: which clients an RMD, QCD or SEP date hits. Stateless.

Stock watchlist alerts: 8-K filings, volume spikes, big moves, gaps, upcoming earnings. Read-only.

Read-only watchtower for AI agents on-chain: decoded receipts, plan vs execution, Safe audits.

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DatoQA

datoqa.bhazarstudio.workers.dev

Sourced data and FX across 30 currencies; table validation, paid reconciliation and file conversion.

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DatoQA — Economic Indicators

datoqa.bhazarstudio.workers.dev

Official country economic indicators and annual history, with units, dates, citations and gaps.

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DatoQA — Historical Exchange Rates

datoqa.bhazarstudio.workers.dev

Historical reference FX and dated conversions across 30 currencies, with source dates and evidence.

Outcome-calibrated economic trust gate for autonomous agents.

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Billsprig Invoice Maker

cybermax.cybermax-tools.workers.dev

Make invoice, quote and receipt PDFs from a chat: totals, tax, 26 currencies. Free, nothing stored.

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Deltawren

cybermax.cybermax-tools.workers.dev

Daily data feeds MCP: CISA KEV+EPSS, SEC Form 4, 10-K sections, domain ranks. Keys $19/mo.

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Figurewell

cybermax.cybermax-tools.workers.dev

Point-in-time SEC financials API + MCP: XBRL as first reported, EDGAR times. 100 free/day.

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Insidewell

cybermax.cybermax-tools.workers.dev

Insider trading API + MCP: SEC Form 4 buys/sells, cluster buys. Keys $19/mo; 100 free/day.

~17 tools; HT packs $50/$100/$150. tools/list free; tools/call USDC Base x402. Not financial advice

Base mainnet analysis: contract audits, transfer simulation, token pricing. Paid via x402

Normalize bank statements (CSV, camt, MT940, OFX, QIF) to JSON, analyze, export

Swedish personnummer/orgnr/bankgiro/OCR validation, kontonummer to IBAN, bankdagar.

Pay-per-call (x402, USDC on Base) web-to-Markdown, PDF text, India IFSC/PIN, Base address tools

Free payment guide and Base-USDC x402 MCP security, package, domain, and SEC tools