"A tool or service for generating concept art based on prompts" matching MCP servers:

Enables searching for high-quality AI art prompts from Banana Prompts by tags or keyword queries, with direct links to full prompts and images.

Enables LLMs to perform conceptual search over local PDF/EPUB documents using a RAG pipeline with corpus-driven concept extraction and WordNet enrichment.

Provides agents with real Linux VMs to run commands, manage files, expose ports, and track costs, all through an ephemeral sandbox service.

Provides over 1,000 creative ways to decline requests across four categories (polite, humorous, professional, and creative). The MCP server wraps a REST API to help users craft professional rejections through natural language interactions.

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

MCP server for searching museum collections and viewing artwork images and metadata from multiple museums, including the Met, Art Institute of Chicago, Rijksmuseum, and more.

Autonomous M2M compliance and trust APIs for AI agents (KYB, OFAC, VAT, Sanctions checking).

Enables AI agents to query OpenRouter model information including prices, ELO rankings, context, and perform comparisons.

Provides AI assistants with access to a library of 924 free ecommerce marketing prompts across 43 categories, enabling tools to list collections, search prompts, and retrieve full templates with variables and recommended AI models.

Enables searching the Metropolitan Museum of Art collection by subject, artist, or keyword, retrieving detailed artwork information, and listing curatorial departments via natural language.

Concept-test your product with synthetic consumers, straight from Claude Code. It turns free-text reactions from roleplayed personas into purchase-intent reports using Semantic Similarity Rating.

Enables LLMs to perform addition calculations through a stdio-based MCP server with an add_numbers tool and type-safe validation.

Enables access to a local Markdown knowledge base via MCP, currently only providing a ping tool.

MCP server that provides OpenRouter model pricing data, enabling price lookups, trending/cheapest lists, and model searches without an API key.

Art-tourism data for AI agents: biennales, art fairs, museum essentials with 2026 prices, opening hours, and sequenced routes.

Enables AI assistants to register prompts for security verification, checking for hidden injections, data exfiltration patterns, and jailbreak attempts, then generate embed codes for displaying security badges on websites.

It enables users to search public prompt libraries for complete prompts with example images and source links, list model names and official prices, and request text-model optimization when a search has no match or a rewrite is explicitly requested, all without an account or API key.

An MCP server that provides tools for retrieving ASCII and Unicode art from a local database, including search, random selection, and category listing.

Enables time series analysis following Box-Jenkins-Treadway methodology, supporting guided or autonomous modes for model identification, estimation, and diagnosis via an LLM.

Enables creation, management, and templating of prompts through a simplified SOLID architecture, allowing users to organize prompts by category and fill in templates at runtime.