Best Embedding Models for RAG in 2026: OpenAI, Voyage, Cohere, and Jina Compared
Voyage-3-large tops MTEB v2, Cohere Embed v4 handles 128K multimodal, OpenAI is the best default, and Jina wins multilingual. Full 2026 benchmark with code.
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LiteLLM vs OpenRouter vs Portkey: Best AI Gateway in 2026
An honest 2026 comparison of LiteLLM, OpenRouter, and Portkey across routing, caching, observability, governance, and pricing, with real configs and a decision framework for picking the right gateway.