hint-shu / deep-research Star 2 Code Issues Pull requests Claude Code research ladder: 6 composable skills (L0→L5) from 10s fact-check to 1h knowledge vault, plus /osint-research for entity recon. Stack: Firecrawl (search+scrape+summary) + Tavily (search + research with structured schema verdicts) + Exa (neural) + optional Codex CLI cross-model. MIT. mcp fact-checking claude ai-research exa research-assistant research-tools openai-codex anthropic llm-agents tavily firecrawl mcp-server web-research agent-skills deep-research claude-code agentic-research tavily-research Updated May 3, 2026 Shell