Retry pre-response transport failures across candidates with an explicit stop policy, and propagate end-to-end timing into usage records and UI diagnostics.
Remove legacy body, import, cookie, PII, and tunnel replay caps while preserving optional operator-configured gateway limits.
Preserve exact request payloads and model client surface and API operation explicitly.
Add Anthropic compatibility profiles, bounded stream commitment, and scoped OAuth retry behavior across provider transports.
elky