"Papers With Code" matching MCP connectors:

Riddle.com is a no-code platform for quizzes, surveys, personality tests, prediction games, interactive graphics, and leaderboards. Use the MCP to create, edit and analyze content.

SEC dilution data, live market data, and news for U.S. equities, with point-in-time as-of queries

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev

Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.

AI infrastructure design agent. Describe your app in plain English; Riley designs, prices, and deploys AWS or GCP infrastructure with generated Terraform.

Authorize x402 payments before signing with request-bound, signed safety decisions.

Universal pay-per-call tool API for AI agents. Web search, price feeds, hive memory, LLM routing, code sandbox. Free tier (10 calls/day, no signup). x402 payments on Base + Solana.

Offline US medical code lookup and crosswalk — ICD-10-CM/PCS, HCPCS Level II, RxNorm. Keyless.

MCP server for Project Gutenberg — 75,000+ public-domain ebooks with full plain-text retrieval.

Browse Hacker News feeds, threads, and user profiles with full-text search.

Every figure re-checked against SQL-computed facts; unsupported questions refused with the reason.

Educational MCP server with 17 math/stats tools, visualizations, and persistent workspace

X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.62

Find AI-isms with evidence and fingerprint a writing voice from samples. 3 of 5 free.

Risk-scan a diff, flag AI-generated-code tells, find secrets. 5 of 7 tools need no account.

Cloud PDF generation from HTML, CSS and XSL-FO, with PDF/A and PDF/UA support.

Valem - Deterministic reactive state models. Create your own calculators/forms with AI

TopFood publishes digital restaurant menus with QR codes. Give it a menu (text, photo transcription, or description) and it creates a live, shareable menu page the restaurant owner can claim for free — no signup required upfront.

Paste-your-data analytics over MCP, computed in code: csv_profile profiles columns and data quality, ab_test runs two-proportion z-tests, correlation and growth_rates cover the basics, with funnel_report, cohort_retention, and forecast_trend in the premium tier. No uploads, no external calls, no data retention.