Free LLM API Endpoints: Live-Tested Models, Ranked

NanoBanana API

imageaibot/nanobanana-api

NanoBanana Image API lets you submit AI image generation tasks and query task status with simple, production-ready inputs. It supports prompt-based generation, optional image references, aspect ratio and size controls (1K/2K/4K), plus webhook callback.website: [NanoBanana](https://zh-nanobanana.com)

API & Endpoint Discovery

lofomachines/api-endpoint-discovery

Discover, test, and fingerprint all API endpoints from any website. Supports bulk input, OpenAPI/Swagger parsing, GraphQL introspection, and deep auth/CORS/rate-limit detection. Use as a Claude MCP tool via Apify.

Website Content to Markdown for LLM Training

easyapi/website-content-to-markdown-for-llm-training

🚀 Transform web content into clean, LLM-ready Markdown! 📘 Scrape multiple pages, extract main content, and convert to Markdown format. Perfect for AI researchers, data scientists, and LLM developers. Fast, efficient, and customizable. Supercharge your AI training data today! 🌐📝🧠

Turn text into natural speech with the Kokoro-82M model. 54 voices, 9 languages, MP3/WAV/Opus/FLAC.

LLMs.txt File Generator

justa/llms-txt-file-generator

Generate an llms.txt file from a website sitemap. Crawls all URLs, extracts titles and meta descriptions, and creates a Markdown-formatted file following the llms.txt specification. Upload then the output of your file directly on your website (Webflow, Wordpress etc.)

Flight Tracker — Live Aircraft Data for AI Agents

haketa/flight-tracker

Real-time flight tracking tool for AI agents & LLMs. Look up live aircraft position, altitude, speed, heading & on-ground status by flight/callsign, region or airport — plus airport departures/arrivals. MCP-callable real-time grounding for travel assistants & RAG.

AI Image Generator MCP Server

szoni/apify-image-mcp

Generate AI images from text via MCP — 29 models including FLUX, SDXL, Stable Diffusion, Imagen, Ideogram, Qwen and GPT Image. Pay per image, no provider account or API key needed. Ready for Claude, Cursor and other AI agents.

Search PChome 24h (Taiwan) by keyword and get one flat row per product: price and list price in TWD, discount percent, rating, review count, brand, author, category ids, image and product URL. Sort by price, sales or newest. For Taiwan e-commerce price watching and keyword price tracking.

Llm Response Evaluator

fiery_dream/llm-response-evaluator

Evaluate LLM outputs with comprehensive quality metrics and A/B testing capabilities. Free alternative to Confident AI ($99/mo).