Best Http AI Skills & MCP Servers

A collaborative BrAPI v2.1 workspace for multi-agent research via MCP. Search studies, germplasm, genotypes, & more - across Breedbase, T3, Sweetpotatobase, & any BrAPI v2-compliant server.

Search arXiv, fetch paper metadata, and read full-text content via MCP. STDIO or Streamable HTTP.

The Control Plane for AI Agents. 26,701 discoverable APIs, 2,906 callable, 49 fully managed. Agent-native auth: `apiclaw auth login` opens your browser, one-tap sign-in, writes ~/.apiclaw.toml. Four doors: local MCP, CLI, HTTP gateway, Remote MCP. One aut

Access the OpenAlex academic research catalog - 270M+ publications through MCP. STDIO & Streamable HTTP.

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MCP Server for Arknights PRTS Wiki & game data (TypeScript / Streamable HTTP)

Evaluate, simplify, and differentiate mathematical expressions via MCP. STDIO or Streamable HTTP.

The fullstack TypeScript framework for MCP and APIs — write one action, serve HTTP, WebSocket, CLI, background tasks, and MCP tools.

MCP server exposing Mistral AI capabilities over MCP: chat, embeddings, FIM, vision, OCR, audio, agents, moderation, classification, files, batch, workflows, sampling, prompts, resources, and Streamable HTTP.

MCP server connecting Claude Code with MySQL — supports SSH tunnels and multiple databases

n8n community node: Real MCP Server Trigger (Streamable HTTP) with Auth0 Bearer token validation

MCP server for the PubChem chemical database. Search compounds, fetch properties, safety data, bioactivity, cross-references, and entity summaries. STDIO & Streamable HTTP.

Discover and query CDC public health datasets via the Socrata SODA API via MCP. STDIO or Streamable HTTP.

Access FEC campaign finance data through MCP. Query data about candidates, money trails, and election filings. STDIO & Streamable HTTP.

Access U.S. congressional data - bills, votes, members, committees - through MCP. STDIO & Streamable HTTP.

Voidly Pay SDK — agent-to-agent payments for AI agents. Sign envelopes, settle transfers, run x402 paywalls, verify webhooks.

Native MCP stdio bridge for Delx Protocol: continuity, witness, recovery, agent passport, and 100+ tools from https://api.delx.ai/v1/mcp.

基于 TinyFish 免费搜索 API 的 MCP（Model Context Protocol）服务，提供网络搜索与网页内容抓取能力。支持 Stdio 和 HTTP 两种传输方式接入 Claude Desktop、Cursor、Windsurf 等 AI 客户端。

Official EZTexting MCP server bridge — connects local MCP clients to https://mcp.eztexting.com via Streamable HTTP + OAuth 2.1 PKCE.

MCP server exposing the Voidly Pay marketplace — list any paid HTTP endpoint, browse all of them, pay any with one wallet. v0.5.0 adds 6 generic agent utilities: voidly_hash (SHA-256/512), voidly_timestamp (proof-of-existence), voidly_random (signed CSPRN

Shared utilities and server orchestration for building MCP (Model Context Protocol) servers

Draft, test, and send Mailchimp campaigns straight from your MCP client — with audience management, subscriber CRUD, and post-send analytics behind safe-by-default send gates. STDIO or Streamable HTTP.

MCP server for ArisPay-delegated x402 USDC payments. Use with Claude Desktop, Cursor, or any MCP client — no private keys in your process.

Query SEC EDGAR filings, XBRL financials, and company data through MCP. STDIO & Streamable HTTP.