"Web search tools and methods that don't require API keys" matching MCP servers:

MCP server providing access to Russian Railways ticket API, enabling train search, station lookup, and trip information.

Real-time last-minute tour and activity booking across 18 suppliers in 15 countries via the OCTO open standard. Search available slots, create Stripe checkout sessions, and check booking status.

Enables AI hosts to search Italian bus locations and one-way journeys across multiple coach operators through read-only MCP tools, returning normalized results with official booking links.

Enables realtime bus arrival queries, route and stop searches, nearby station lookups, and transit planning for Chelaile-supported cities through MCP tools.

55+ pay-per-call tools for AI agents over MCP: live telemetry, blockchain/on-chain checks, environmental, transit, finance, and network utilities. No API key or signup — agents pay per request with x402 USDC micropayments (Base and Solana).

Enables evidence-driven motor-carrier search, qualification, risk assessment, monitoring, and TMS integration directly from Claude Code and MCP clients.

Enables AI agents to call 16 small, deterministic, read-only tools over a free, no-auth remote streamable HTTP MCP endpoint, covering business idea scoring, price headroom, hotel OTA commissions, open-source SaaS swaps, ads policy notice risk, App Store 4.2 prechecks, and Japan trip planning. Each tool is also exposed as a plain JSON API with OpenAPI docs.

Search, localized specs (180 spec types across 19 categories), compare, and structured filters over 102k+ vehicle variants in 19 languages, from cars-data.com.

Enables AI assistants to interact with the GoodPass API for searching products, retrieving details, checking availability, pricing, and managing orders.

Enables Claude to search for geo entities such as cities, airports, and hotels using Skyscanner's Tellus API. Supports entity lookup, search by type/location, fetching children, and nearby entities.

Enables Claude to plan trips by performing live searches against Google Flights, hotels, vacation rentals, activities, and events, plus weather and currency conversion.

An MCP server that lets users find nearby shops and POIs around a location and find targets such as gas stations or charging points within a given radius along a driving route, using the Amap (Gaode) Web Service API with built-in API key entry and validation.

Enables AI assistants to access South Korean tourism information via the official Korea Tourism Organization API, providing comprehensive search for attractions, events, food, and accommodations with multilingual support.

An MCP server for live flight tracking and real-time status checks, including airport and airline code resolution, powered by the free AviationStack API.

Enables AI assistants to search places and addresses, compute driving, walking, and kickboard routes, optimize waypoints, and calculate distance and time matrices. Results can be displayed as interactive maps within conversations.

Enables searching and comparing Airbnb (Korea) and Yanolja accommodation prices, with tools for price distribution, historical trends, and snapshot management, storing collected data in SQLite.

A Model Context Protocol Server search realtime flight detail with multiple fligh carrier, price , stop , time duration for any given date using simple prompt

Enables MCP clients to search policies, look up bookings, list activities, create booking requests, issue or approve credits, and review audit records under role-based access. It enforces tenant isolation, filters fields by role, strips planted instructions from tool results, rate-limits each key, and writes tamper-evident audit logs.

MCP server that enables AI assistants to search for rental cars, query prices, and access map services using the AMAP API.

Enables travel agents to manage the full trip-quoting lifecycle, including searching flights and accommodations, building personalized itineraries, checking entry requirements and cancellation policies, creating and monitoring bookings, and getting upsell recommendations.

Enables finding the cheapest flight destinations from an airport as structured JSON, with bargain detection via typical price comparisons and booking links.

Enables flight search and date parsing using Amadeus API and Google Gemini, with natural language understanding.

Enables flight search, airport information lookup, and price comparison through Claude Desktop.

Enables AI clients to search Tripadvisor hotels, restaurants, and attractions and fetch full review streams through the Apify MCP server. Integrates with Claude, ChatGPT, Cursor, and other tools via natural language.

Provides live hotel room rates, availability, and guest reviews from Agoda, enabling searches by destination and dates, property details, and structured review data.

Enables AI assistants to search for real-time flights between airports using the SearchAPI.io Google Flights API, returning prices, schedules, airlines, and carbon emissions.

Enables AI clients to search trips, find locations, and manage bookings through the Flowteller backend.

Enables AI assistants to search for and book hotels via the Amadeus Travel API, providing hotel listings, offers, and booking capabilities.

An MCP service for interacting with Transport NSW's API that enables users to find transport stops around locations and retrieve information about transport alerts and disruptions.

Enables searching Airbnb listings with advanced filtering (location, dates, guests, price) and retrieval of detailed property information including amenities, policies, and booking links.