Changelog

All notable changes to the Lecturia SaaS API are documented here, following Keep a Changelog conventions. Subscribe to the Atom feed to track releases.

The API is currently in invite-only beta. Version 1.0.0 marks general availability; until then, entries ship under 1.0.0-beta. Breaking changes are always prefixed BREAKING: and link to a migration guide.

[Unreleased]

Nothing yet.

[1.0.0-beta] — 2026-08-13

Added

• Initial public beta of the SaaS API at https://api.lecturia.ai/v1/saas. See the API Reference for full request/response schemas.
• Account & keys: POST /auth/register, POST /auth/login, GET /me, GET /usage, API key management under /keys (sandbox and live keys).
• Materials pipeline: upload via POST /materials/upload-url + POST /materials/{id}/confirm-upload, extraction status, text preview, reading-layer document, and per-chunk conversion control (convert, convert-next, convert-all) with per-chunk audio URLs.
• Direct synthesis: POST /tts:synthesize (synchronous) and POST /tts:synthesize-async for raw text without a material.
• E-readers & pricing: GET /ereaders, GET /ereaders/{id}/price for upfront credit quotes.
• Credits: GET /credits/balance, GET /credits/transactions.
• Conversions: GET /conversions, GET /conversions/{id}.
• Webhooks: CRUD under /webhooks, HMAC-signed deliveries with delivery log and per-delivery retry, POST /webhooks/{id}/rotate-secret.
• Uniform error envelope on every 4xx/5xx: { "error": { code, message, details?, request_id } } with stable machine-readable codes.