Best LLM for French translation in 2026: Claude leads, Gemini shines
Four LLMs, six French translation tasks tested by a judge: idioms, false cognates, literary register. Claude leads overall. Gemini 2.5 Flash is the value pick.
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Four LLMs, six French translation tasks tested by a judge: idioms, false cognates, literary register. Claude leads overall. Gemini 2.5 Flash is the value pick.
Prompt caching and the batch API cut a real Claude API bill from $797 to $127/month in 2026. Full worked example with exact token counts and 2026 pricing.
Four production patterns for LLM rate limits: jitter, token pre-checks, circuit breakers, and provider failover. Backoff alone won't save you in 2026.
Eight free LLMs worth actually using in 2026 — ranked by quality ceiling, real rate limits, and the exact point each stops being enough.
Prompt caching cuts LLM costs 90% on Anthropic and 50% on OpenAI, but only when your workload fits. Here's the exact break-even math per provider.
RAG has 3 moving parts: ingestion, retrieval, and generation. Here's what each does, when RAG beats fine-tuning, and when to skip it entirely.
Your OpenAI bill isn't just input + output tokens. Thinking tokens, JSON retries, and prompt bloat quietly triple costs. Here's how to spot each one in your own app.
The context window is your LLM's working memory per call. What 128k tokens actually fits, why usable size is smaller than advertised, and how to check yours.