DeepSeek V4 Pro 0813 GA: 1 endpoint for OpenAI Responses API drop-in
DeepSeek's GA release of V4 Pro 0813, a large-scale mixture-of-experts model, now supports the OpenAI Responses API for drop-in Codex use. The compatibility layer silently ignores unsupported parameters and uses SSE streaming without `data: [DONE]`. OpenRouter offers single-provider hosting with performance and uptime tracking.
Source: Hacker News · openrouter.ai