Singagram.ai — Personalized AI Song Greetings

• Get Singagram creation catalog — List supported Singagram brief options, live pricing, characters, and video templates without creating an order or reserving credits.
• Validate Singagram brief — Validate and normalize a Singagram brief without creating an order, reserving credits, or calling a provider.
• Create Singagram order — Create an authenticated unpaid Singagram order. This does not perform checkout or start paid generation and requires explicit confirmation.
• Get Singagram job — Read an authenticated Singagram order, including its status and available song options.
• Select Singagram song — Select a song option. For a paid, credit-ready order this may debit the final-render allocation and start final rendering, so explicit confirmation is required.
• Approve Singagram delivery — Approve email delivery of a ready customer-approval greeting to its configured recipient. This requires explicit confirmation.

Schemas and invoke metadata: Directory API