- Add openai:deepseek-chat (V3) and openai:deepseek-reasoner (R1) to CHAT_MODELS
- DeepSeek is OpenAI-compatible; endpoint routed via OPENAI_BASE_URL env
- Prices per DeepSeek official: chat $0.28/$0.42, reasoner $0.55/$2.19 per 1M tokens
Self-hosted platform for building, testing, and shipping LangChain/LangGraph agents. Deep-agent sub-agents on the canvas, a live tracing/observability timeline, auto-provisioned built-in tools with import/export, per-environment tool variables, streamed evaluations, and per-user auth token forwarding.