MCP servers for OpenAI Agents SDK

Agent workflow diagnostics and capability routing over MCP with x402 settlement on Base

WCAG contrast checks, HSL palettes with :root CSS, and search of 500+ free Uwarp UI tools.

Deterministic SVG perception for LLM agents — measures, never guesses. MCP server.

Real-time fact-checking MCP. Verifies claims against live sources with structured verdicts.

MCP server for the Votel platform — CRM, tasks, calendar, conversations, websites, funnels, social, and 200+ tools

Read-only MCP server for inspecting VTEX account configuration

Audit websites for WCAG issues with axe-core, plus EAA exposure signals and compliance page checks.

Open automation engine for AI agents. Control live browsers and desktop apps locally.

Wikey Wallet MCP — a self-hosted, zero-custody MCP stdio server that exposes the Omnistar wallet/signing stack to a client's own agent

Web navigation and verification for AI agents: page digest, typed diff per action, assertions.

An MCP server that lets AI agents check, render and show MapLibre styles

MCP server for Zitadel: users, organizations. Works with any instance.

MCP server with paid tools: your agent pays per call in USDC on Base. No API key, no account.

Intended's authority layer as MCP tools: ALLOW/ESCALATE/DENY decisions with signed tokens.

Deterministic MCP solver for real equation systems (<=6 vars), Krawczyk-certified.

MCP server for Google Calendar integration with service account support and domain-wide delegation.

Local-first paper integrity checks: hallucinated citations, AI-text, plagiarism, venue guidelines.

Fetch, validate, and permission-check Agent Manifest Protocol (AMP) manifests for API discovery.

Wraps any MCP server: identical write-tool calls run once, and every tool call is audit-logged.

21 paid data tools plus free quote/budget inspection, with bounded USDC payments on Base.

Keyless MCP server for Arweave: network info, transactions, wallet balances, storage price.