"Understanding Document Embeddings, Knowledge Graphs, and Vector Representations" matching MCP servers:

Discover audio and LLM services, compare seven voices, and check prices for free. Generate speech, transcribe audio and request LLM text with optional capped USDC payments on Base; voice-cloning requirements are also available.

Credit and payments for AI agent developers — over MCP. No crypto required

An MCP server for the SmartBill Cloud API. It lets an MCP client issue and manage Romanian invoices, proformas and payments, download document PDFs, and read VAT rates, series and stock levels.

A read-only MCP server for the open-banking.io PSD2 API that lets AI agents query personal bank balances and transactions via natural language, with zero-knowledge encryption ensuring all sensitive data is decrypted in-process and never exposed to third parties.

Official Dodo Payments MCP servers - dodopayments-api for live payments, subscriptions, customers, products, refunds, license keys, and usage-based billing (browser OAuth, no API key needed) and dodo-knowledge for semantic search over Dodo Payments documentation.

MCP server for AWS Payment Cryptography that gives AI coding assistants direct access to the APC control plane and data plane, with embedded knowledge of payment standards, HSM vendor command sets, and PCI PIN v3.1 compliance requirements.

A single MCP gateway for Allternit LLC business operations, providing tools for Stripe invoicing, Cloudflare Pages deployment, brain document search, and client folder creation, all with safety confirmations for destructive actions.

MCP server for document intelligence via x402 micropayments. 6 tools: document analysis, invoice extraction, screenshot data, alt text, PII detection, sentiment analysis. Pay-per-use with USDC on Base — no API keys needed.

A privacy-first MCP server providing 14 offline Brazilian utilities including document validation, boleto parsing, PIX BR Code generation/parsing, and calendar tools.

Enables MCP-compatible AI clients to work with the NodeLoc community through natural language, including browsing and posting topics, private messages, likes/bookmarks/polls, nodes, chat, daily check-in, red envelopes, energy rewards, payments, knowledge-base lookup, and miniprogram CLI operations.

Enables agents to ingest payment webhooks and ledger transactions with cryptographic HMAC-SHA256 signature verification, sliding-window replay tolerance, and atomic idempotency locking. It also enforces double-entry debit/credit invariants and returns balanced journal records with audit and risk telemetry over MCP.

Enables autonomous financial agents to pool corporate treasury cash, rebalance liquidity, and optimize yield sweeps while enforcing double-entry ledger integrity, HMAC-SHA256 signature verification, and fraud-detection safety buffers that prevent overdrafts. Runs on pure Python standard library and plugs into MCP clients such as Claude Desktop, Cursor, and Windsurf.

Enables AI agents to buy, hold, and transfer CPI-pegged FLAT stablecoin without wallets or gas. Provides tools for earning through tasks, trading, and managing balances via MCP.

Enables opening a Vivid Business account directly from an AI chat by sharing company details or documents, with automatic extraction and pre-filled setup.

Integrates PayU payment services with AI tools through the Model Context Protocol, enabling payment link creation, transaction retrieval, and settlement analysis.

Enables autonomous financial agents and payment systems to analyze transaction streams in real time, detect velocity-based fraud patterns such as card testing, volume spikes, and account takeovers, and produce balanced ledger records with audit telemetry.

An MCP server that enables AI agents to search, pay for, and call paid APIs using the x402 protocol, with automatic USDC settlement.

Enables autonomous financial agents to optimize payment recovery by analyzing decline-code retry windows and mitigating involuntary churn, while enforcing balanced double-entry ledger records, HMAC-SHA256 signature verification, and sliding-window fraud detection through an MCP-compatible interface.

Exposes protocol, indexer, market, checkout, and cash-flow operations to agents through read-only, cash-preparation, and full operator profiles, with state-changing actions previewed before execution unless explicitly authorized.

MCP server for Korean payment gateways, providing tools to query and cancel payments for PortOne and TossPayments, and verify PortOne webhooks.