"Exploring Gemini Services or Tools That Don’t Require an API Key" matching MCP connectors:

Generate images & video (Nano Banana, Veo, Omni) pay-as-you-go. No subscription, crypto payments.

Create amazing video experiences with the Qencode API, straight from your AI assistant.

AI-agent image generation: cohesive sets & illustrations. PNG/WebP (optional transparency) or JPEG.

Convert images to PNG, JPEG, WebP, or AVIF through one public remote MCP tool.

Create long-form YouTube videos end to end: script, storyboard, voiceover, final MP4.

rnv-color-mcp, a hosted color-workflow MCP server (Python, Streamable HTTP). Tools: mix (including Kubelka-Munk paint physics), convert between formats, generate harmonies, transform text case, and save/list/get named palettes. It resolves hex / CSS / custom brand color names and refuses unknown colors rather than guessing.

One tool surface for music, image, video, and audio generation across Suno, Grok Imagine, Seedance, Kling, Hailuo, Wan, VEO, Ideogram, and GPT Image 2. Generate, edit, upscale, reframe, and master through one credit pool. Connect in one click with OAuth, no API key required.

Deepfake detection, media intelligence, and invisible watermarking for audio, image, and video via the Resemble AI API, plus docs tools. Remote MCP server (Streamable HTTP) — also published in the official MCP registry as io.github.resemble-ai/resemble-mcp.

Generate and edit images, videos, and audio with 150+ models from 20+ vendors.

Generate images with any major model — one API key, one prepaid balance, one MCP.

A one-stop creative pipeline for AI agents: generate, upscale, enrich, sign, store, mint. 24 paid MCP tools powered by Stable Diffusion, Imagen 3, ESRGAN, and Gemini — plus 53K+ museum artworks from Alexandria Aeternum. Three payment rails, volume discounts, and a free trial to start.

Image processing for AI agents: resize, convert, compress, crop, and web-ready AI-generated images.

Screenshot, PDF, OG-image, and page extraction (markdown/JSON) over MCP. Bearer key or x402.

54+ pay-per-use AI & data tools for agents, payable in USDC via x402 on Solana — no API keys, no subscriptions. AI image, video, music and voice generation (cheaper than official APIs), web search, cited research reports, Claude Opus Q&A, crypto prices, page scraping, domain info and more. Pay only for what you call, straight from the agent wallet. Free directory tool lists all live endpoints.

Analyze user-submitted face photos with a complete report or 13 focused face-analysis tools.

AI ad studio: ad research, image + video ads, publishing, campaigns. Each usable alone. 427 tools.

Every visual AI tool for property listings — staging, enhancement, decluttering, cinematic video.

Generate images, GIFs, and PDFs from HTML, URLs, or templates — from your AI agent.

qart.uk MCP server: resolve scanned codes, browse the free pool, and buy QR artwork.

Vehicle handover checklists, damage-documentation best practices, valet/rental/service FAQs.