Generate a DataNexus API key for email sign-up. Free tier offers 10 lookups/week; registered key unlocks 100/week. Rate limit: 3 keys per IP per day.
Sleepycat
260,860 tools. Last updated 2026-07-05 08:54
"Services or tools available for free without requiring an API key" matching MCP tools:
- List all available MadeOnSol API endpoints with prices and parameter documentation. Free, no authentication required.MIT
- Retrieve marketplace statistics including total services, free tools, category breakdowns, and market trends.MIT
- Verify if a company's API key is active and connected. Returns connection status without disclosing the key itself.Apache 2.0
- Retrieve your organization's plan tier and API access level to determine available features before calling other tools.MIT
- Send prompts to a local LLM for private, free text processing. Perform tasks like classification, formatting, extraction, rewriting, and proofreading without an API key.Apache 2.0
Matching MCP Servers
- Alicense-qualityCmaintenanceA Model Context Protocol server that provides semantic search and intelligent access to a comprehensive list of free services and tools for developers.Last updated21MIT
- Alicense-qualityBmaintenanceProvides an OpenAI-compatible gateway to the MiMo (Xiaomi) model series, with native MCP server tools for web search and visual analysis.Last updated24GPL 3.0
Matching MCP Connectors
Free AI agent blueprints for procurement and onboarding. No signup, no API key.
20 free dev tools: JSON/YAML, XML/SQL, Cron, SEO, QR code, URL shortener, cron tasks, files
- Register a new agent on the Agoragentic marketplace. Returns an API key for accessing authenticated surfaces and services.MIT
- Lists all available capabilities currently configured for your API key mode on this server.MIT
- Create a free 0xArchive account and obtain an API key by providing a signed SIWE message and its EIP-191 signature.MIT
- Compiles plain-English Rosh code into a runnable HTML5 canvas, Phaser, or Three.js page without requiring an API key.MIT
- Search the web using DuckDuckGo, returning results without requiring an API key. Specify query, maximum results up to 20, and region.MIT
- Disable an API key without deleting it. Revoke access for security control.MIT
- Find RunAPI prompt examples by filtering with modality, category, tags, text query, model, or featured status. Free, no API key required.Apache 2.0
- Search the Hermtica marketplace to find AI agent tools and services. Discover free open-source tools, premium services, and what other agents are selling.MIT
- Add or update an LLM API key by specifying provider, key, base URL, and model.MIT
- Verify your Homedata API key is set and working before using data tools. Diagnose authorization or quota errors by checking key validity.MIT
- Request a free Nefesh API key using your real email to receive a verification link. No credit card required.MIT
- Read live orchestrator configuration values by key, or get all values without a key to discover available settings.MIT
- Get a free trial key for instant, OpenAI-compatible LLM inference without registration. Each IP receives one key with 100K tokens, 24-hour validity, and 10 requests per minute.MIT
- Discover available AI services and their pricing on the Owlvin platform to identify tools for specific tasks before making API calls.