API v1 Changelog

2026-10-02

• Documentation site at docs.webbu.dev
• Delivery signing: buffers with request signing enabled now send the HMAC-SHA256 signature header on every delivery, not only on test deliveries
• OpenAPI: create project/buffer and ingest documented as implemented (customerId optional, groupKey and delivery required, X-Idempotency-Key for deduplication)

2026-09-29

• Credit packs: one-time credit purchases on top of a subscription; purchased credits never expire

2026-02-22

• Interactive API reference at webbu.dev/api/docs
• OpenAPI spec at webbu.dev/api/openapi.json
• llms.txt at webbu.dev/api/llms.txt and webbu.dev/api/llms-full.txt

2026-02-21

• API keys: authenticate with the X-API-Key header (wbk_ prefix), with roles and project scoping; manage them in the dashboard or via /v1/admin/api-keys

2026-01-28

• Auto-pause: buffers are disabled after dlqPauseThreshold consecutive DLQ entries

2026-01-24

• Credits: usage measured at 1 credit per started KB of payload; ingest returns 429 when the balance is insufficient

2026-01-18

Initial version:

• Ingest: POST /v1/ingest/{projectId}/{bufferId}
• Batching: group by key, flush by item count, size, idle time or maximum wait, with overflow segments
• HTTP delivery with retries and exponential backoff
• Dead letter queue
• Projects and buffers management API
• Analytics: summary and daily time series
• Dashboard