Best OpenAI MCP Servers
OpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.
Why this server?
Allows OpenAI GPT models to fetch market data, screen entities, and access financial endpoints via Sugra API.
AlicenseAqualityAmaintenanceGateway connector between LLM agents and world data, providing access to financial market prices, macroeconomic indicators, and news through a bundled endpoint catalog.48361 PyPI2MITWhy this server?
Provides access to OpenAI models through an OpenAI-compatible API, including chat completions, embeddings, and other model endpoints, with streaming and OpenAI Moderation guardrails.

AISIX AI Gatewayofficial
AlicenseAqualityAmaintenanceSelf-hosted MCP gateway that registers upstream MCP servers and fronts them behind one governed Streamable HTTP endpoint: per-tool access control by caller API key, guardrails over tool arguments and results, rate limits, and usage logs. The same Rust gateway also proxies LLM and A2A agent traffic.21154Apache 2.0Why this server?
Provides integration with OpenAI's API for chat completion with automatic verification and self-healing.
AlicenseAqualityAmaintenanceVerifies AI outputs in real-time across 6 dimensions, with automatic retry and failover to ensure correct, complete, and reliable LLM responses before they reach the user's editor.5165 npm1Apache 2.0Why this server?
Compatible with the OpenAI embeddings API, allowing OpenAI clients to use Forge's embedding models with no code changes.

@voxell/forge-mcpofficial
AlicenseAqualityCmaintenanceMCP server for Forge's hosted text-embedding API, providing tools to embed text into vectors and list available models.2122 npm1MITWhy this server?
Lets OpenAI Agents SDK agents use KumoRFM to perform predictive analysis, imputation, and forecasting on multi-table data.

KumoRFM MCP Serverofficial
AlicenseAqualityDmaintenanceEnables AI assistants to query KumoRFM for predictive analytics on relational data, including graph management, natural language to PQL conversion, and training-free predictions.1234MITWhy this server?
Provides access to a wide range of OpenAI models (GPT-4/5, o-series, etc.) for AI chat conversations, supporting multi-turn dialogues and stateful session management.

AiChat MCP Serverofficial
AlicenseBqualityAmaintenanceAn MCP server for AI dialogue via the AceDataCloud platform, supporting multi-model conversations including GPT-4/5, DeepSeek, Grok, and GLM.4MITWhy this server?
Allows OpenAI assistants (like ChatGPT/Codex) to connect to a BillingServ account for querying billing data and performing actions such as creating invoices or support tickets.

BillingServ MCPofficial
AlicenseAqualityBmaintenanceThis is an MCP server for the BillingServ API. Once it's set up, your AI assistant can look up customers, invoices, orders, packages, and reports straight from your BillingServ installation3108 npmMITWhy this server?
Provides OpenAI Codex with behavioral history from workspace.json, including file fragility and co-change partners, to inform editing decisions and prevent incomplete changes.
AlicenseAqualityAmaintenanceGives OpenAI Codex behavioral history from workspace.json, exposing file fragility and co-change partners as tools to enforce safer edits and block incomplete patches.413 npm2Apache 2.0Why this server?
Planned auto-capture integration for OpenAI Codex to record all agent decisions and actions as Context Passport records.
AlicenseAqualityCmaintenanceUniversal MCP server that emits Context Passport records for AI agent decisions and actions. Drop into any MCP-compatible client to give your agent a commit/verify/replay/export toolset for verifiable, tamper-evident records.568 npmApache 2.0