"Using a localhost API for development" matching MCP connectors:

Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math

Free Vedic astrology: panchang, kundali, transits, matching, doshas, eclipses, numerology

Bank and lender failure early warning, with the validated record served beside every claim.

Independent auditor for Japanese construction & renovation estimates; flags overcharge risk.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.

APILayer MCP Adapter turns APILayer's REST APIs into Model Context Protocol tools so any MCP-compatible client can call them directly in conversation. The first release ships ipstack IP geolocation and security lookups (single IP, caller's IP, and bulk). Additional APILayer services are added by registering them in a single config file, so the catalog grows without client-side changes.

Free self-serve Agent Passports for AI agents: signed, portable, offline-verifiable credentials.

Live exit costs by venue, depth concentration, and a sealed calls record that keeps its misses.

Live internet-censorship signals and tamper-evident, pre-registered, hash-chained AI model evals.

MCP server for generating rough-draft project plans from natural-language prompts.

Agent-facing intake for HORIZON SHIELD, the Japanese construction estimate auditor.

AMZScout Skill + MCP gives AI agents live access to real Amazon marketplace data across 14 Amazon marketplaces. Analyze any ASIN, validate product ideas, research niches, compare competitors, discover profitable keywords, and build data-driven PPC strategies using trusted Amazon insights instead of AI assumptions. Works with Claude, ChatGPT, Cursor, and any other MCP-compatible AI client. To connect, you'll need an AMZScout API plan and authorize your account. Get access and view pricing here: https://learn.amzscout.net/amazon-product-api-for-ai-agents

Real-time tennis scores, players, odds and model win-probability for ATP, WTA, Challenger, ITF.

Funding stress early warning for US money markets from free public data, with an honest backtest.

Check if a task runs locally vs cloud. Save money on calls that don't need cloud inference.

Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.

Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.

MCP server for Brazilian Federal Senate open data (legislative, administrative, e-Cidadania).

SSRF-safe web intelligence: 4 outcomes, 32 paid x402 tools, 3 free tools and a URL preview.