"Free image analysis tool" matching MCP connectors:

Universal pay-per-call tool API for AI agents. Web search, price feeds, hive memory, LLM routing, code sandbox. Free tier (10 calls/day, no signup). x402 payments on Base + Solana.

Read-only Animica chain data, free AI inference, verifiable quantum randomness, and mining stats.

40+ developer tools from Context7, Code Runner, Python Execute, NPM Sentinel, PlantUML, and Microsoft Learn. Docs lookup, code execution, security scanning. Starts at $0.01/call. Get your API key at app.xpay.sh or xpay.tools

Generate a Flutter app from a JSON spec free; pay only for the compiled APK (USDC on Base).

8 AI services via MCP: content, code, image, docs, data extraction, translation, SEO, email.