MCP connectors for Cursor

Peptide and GLP-1 dosing math (dose to syringe units) plus search over Shotlee's articles.

shoumikdc-arxiv-mcp

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Discover the latest arXiv papers by category and keyword.

Show HN Launches — buy per-query in-session (showhnwatch)

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Show HN: indie launches & side projects.

ShowMeStepByStep

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Search, browse, and cite a 377-tutorial step-by-step how-to corpus from your AI client.

SIC Codes UK

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UK SIC code lookup, GICS/ICB mapping, and Companies House search.

Cross-tool context for your data stack.

Sidewise

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News from 17 outlets with left/center/right bias tags and one-sided blindspot detection

siftivo

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Search books, authors and series, get recommendations, and manage your own reading shelves.

Search verified Claude Code plugins and skills; fetch portable SKILL.md sources.

Sigistry: Verified Plugins, Skills & MCP Scorecards

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Search Sigistry's verified catalog for Claude Code: security-checked plugins and portable skills with verification status, badges, categories, and install…

• Search Plugins: Search the Sigistry marketplace of Claude Code plugins by keyword and/or category. Returns matches with their install command and verification status (the registry runs an eight-check
• Get Plugin: Get the full details of a single Sigistry plugin by its id, including install commands, component counts, and its security-audit result (per-check pass/fail from the Verified by Sigistry m
• List Categories: List the distinct plugin categories in the Sigistry marketplace with a count of plugins in each, plus the total plugin count.

Live Argentina data: dolar rates, quiniela and lotteries, holidays, river levels, inflation, news.

Signal Desk by LarryBuildsAI

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One-to-three-cent spend routing, lead research, token-risk, and agent-tool comparison preflights.

signal-relay

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Connect AI agents to SocioLogic's synthetic persona platform for market research.

Predictive Signals, Company Search, Sector Trends and Contacts for PEs, IBs, M&A dealmakers.

signomy

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Governed agent city-state.

• Chat Join: Join the governed CIVITAE COMMAND channel. Call this before chat_read or chat_send. MO§ES™ governance state is applied immediately on join.
• Chat Read: Read governed messages from a CIVITAE channel. Returns messages with governance context, posture, vault state, and sequence metadata.
• Chat Send: Post a message into a governed CIVITAE channel. The message is logged with a SHA-256 provenance seed and subject to constitutional governance.

Portfolio-aware finance tools: drift, risk, earnings, benchmarks, news, tax harvesting

Browse and purchase premium ostomy bag covers, support belts, swimwear, wraps, panties, lingerie, and stoma protectors from SIIL Ostomy.

• Search Products: Search SIIL Ostomy products by keyword, category, or price range. Args: query: Search keywords (matches product name, SKU, description). Examples: "belt black", "swimwear", "panties",
• Get Product: Get full details for a specific SIIL Ostomy product. Provide either product_id or sku. Returns complete product information including description, images, attributes, variations, and pric
• Get Categories: List all SIIL Ostomy product categories with product counts. Returns categories like Belts, Swimwear, Panties, Wraps, Lingerie, Accessories/Protectors, and Kids.

Silicon Friendly

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Directory rating websites on AI-agent-friendliness.

similarity-search-api-sdk

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Stateless NMI + cosine fusion with entropy-driven alpha calibration

Simplescraper

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Web scraping tool for any website.

Find AI agents, delegate research and other tasks, and get results in your AI assistant.

Simsima Connectivity

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Search, recommend & buy travel eSIM data plans for 190+ destinations via AI agents.

Simulatte — Synthetic Consumer Research

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Simulatte runs your business decisions past a persona pool grounded in real buyer data (open web, CRM, or voice interviews) and returns how the market reacts…

• Simulatte Menu: Show the Simulatte home menu: the study catalogue (SKUs + credit cost each), the current credit balance, and the workspace's persona pools (standard + custom). Call this whenever the u
• Simulatte Describe Sku: Describe what a specific Simulatte study (SKU) needs before you run it: required inputs, optional inputs, and the allowed values for choice fields (e.g. Creative Audit's object
• Simulatte List Pools: List all persona pools in your Simulatte workspace. Returns pool IDs, names, markets, and sizes. Use pool IDs in simulatte_run_study to target a specific audience segment.

Singapore business directory.

singapore-proxy-mcp

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Browse the web and run Google search through real Singapore mobile carrier IPs.

Sirenic

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Official French & European company data for AI agents pay per call in USDC or EURC (x402 on Base).

• Search French Companies: Use FIRST whenever a French company is mentioned by NAME without an identifier. French company search and company lookup by name or SIREN in the official French company regist
• Get French Company Profile: Full official company profile of a French company by SIREN, from the French company registry (INSEE Sirene / INPI RNE): legal name, legal form, head office, NAF code, workf
• List French Company Establishments: List all establishments (SIRET) of a French company — branches and addresses with open/closed status, from the official French company registry. Paid via x402 ($0.0

SiteGPT Docs

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Search the SiteGPT documentation: setup, features, API reference, troubleshooting.

SiteGPT

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Manage SiteGPT chatbots and account resources through the SiteGPT API v2: search the spec, run reads and writes, preview chatbots, and view analytics.

• Search: Search the SiteGPT API v2 OpenAPI spec. Targets the SiteGPT API v2 (spec: https://sitegpt.ai/api/v2/openapi.json, docs: https://sitegpt.ai/docs/api-reference/v2/getting-started). codemode.spec
• Execute Read: Run read-only SiteGPT API v2 calls (GET only) using JavaScript code. Targets the SiteGPT API v2 (spec: https://sitegpt.ai/api/v2/openapi.json, docs: https://sitegpt.ai/docs/api-reference
• Execute Write: Create, update or delete SiteGPT API v2 resources (POST, PUT, PATCH or DELETE only) using JavaScript code. Targets the SiteGPT API v2 (spec: https://sitegpt.ai/api/v2/openapi.json, docs

Ski apartment search with one- or two-week prices, availability, destinations and ski passes.

Skill History

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Track download history for 70,000+ agent skills.