MCP servers for Codex CLI

Protected RAG storage — agents discover public metadata, content only by access token.

Live model catalog with prices and measured uptime, rankings, credits and spend, spend-capped chat.

MCP server for AI memory management using Letta - Standard MCP format

Lune Research MCP server (stdio + Streamable HTTP) proxying api.luneresearch.com

Base bytecode capability observations, proxy resolution, gas, DEX, and transfer telemetry.

Verify email addresses, clean lists, and audit a domain SPF, DKIM, DMARC and MX setup.

Deterministic engineering solvers: biquad filter design, room eigenmodes, LLM VRAM fit.

Search Merill's Weekly Microsoft AI Roundup (msai.ms) archive — curated weekly Microsoft AI news

MCP server for AbuseIPDB: IP abuse reports, reputation. Free key.

Use this MCP server to the OEIS, the encyclopedia of integer sequences. Look up any sequence,...

MCP server for Smithsonian collections: artifacts, art, specimens. Free key.

Slugify, convert case, and encode text locally. No network and no key.

International legal analysis (ISO 31000) — 27 tools, 63 selectable jurisdictions; coverage varies.

Give any AI agent instant payment capabilities via x402 protocol on Solana

MCP server for New York State legislation via the NYS Open Legislation API

MCP server for Octagon API. Provides specialized AI agents for investment research of public and private markets.

Open-source Figma MCP server with full read/write access via a local plugin bridge — no Figma REST API, no rate limits.

German soccer league match data from OpenLigaDB. No key required.

Open-source AI SDR: B2B prospecting, email enrichment, buying signals and safe outreach staging.

Offline EU Battery Passport compiler: ingest documents, map, validate (IDTA 02035), emit AASX.

DTC modular hat brand MCP server. 6 tools for AI agents: catalog, curated builds, shipping.