Add an organization credit ledger with idempotent consumption, plan credit grants, Anthropic/OpenAI writing providers, and a gated generation endpoint for campaign writing assistance.
Add OpenAI Batch API support for warmup content generation, including job metadata, polling, cancellation, and completed-batch ingestion.
Share the generation prompt between sync and batch modes and humanize/lint generated threads before storing them in the warmup content library.
Add warmup content generation and admin review surfaces, plus mailbox warmup appeal/status APIs.
Track warmup engagement and tampering signals so unsafe mailboxes can be handled by the warmup flow.
Matthew Meszaros