Coldrig — cold email infrastructure run entirely by your coding agent (Claude Code / Codex / Cursor / Cline). One token, 28 intent-level MCP + HTTP tools and an npm CLI: domain purchase, mailboxes, warmup, sequences, replies, deliverability guardrails. Free fault-injecting sandbox.
mcp codex deliverability ai-agents cold-email cold-outreach mcp-server agent-native claude-code email-infrastructure cold-email-mcp
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Updated
Sep 25, 2026 - TypeScript