Yeetful — Anthropic Claude Haiku 4.5 inference over MCP Streamable HTTP, hosted at anthropic.yeetful.com. Exposes ask_claude (single-prompt completion) and claude_chat (multi-turn) tools, capped at 256 output tokens per call. Pay-per-call in USDC on Base. Operated by yeetful.com. Keywords: yeetful, anthropic, claude, haiku, mcp, x402, inference, llm.