What changed, and when.
A reference is only as good as its maintenance. This is the dated record of every meaningful update - pricing re-verifications included, since those happen on a schedule, not on inspiration.
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Model prices re-verified across all four vendors
Swapped Claude Opus 4.8 for the newly launched Claude Opus 5 (same $5/$25 rate); cut GPT-5.6 Terra to $2/$12 and GPT-5.6 Luna to $0.20/$1.20 on updated OpenAI pricing. Google and xAI prices confirmed unchanged.
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Model prices re-verified across all four vendors
Added Claude Sonnet 5, GPT-5.6 Sol/Terra/Luna and Grok 4.5; removed the GPT-4.1 family and Grok 4.1, which vendors no longer list.
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Two new articles: model-retirement migrations and agent operations
An ops playbook for LLM model migrations (Opus 4.1 retires Aug 5), and a guide to running agents with budgets, gates and escalation.
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Four practitioner how-tos published
Eval datasets, prompt versioning with GitHub, hallucination-rate measurement, and what to log in an LLM trace.
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RAG freshness monitoring checklist
Field-by-field checklist for keeping a RAG index true, with an inline pipeline diagram.
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Learn LLMOps page launched
Thirteen live-verified courses, programs, certifications, books and podcasts, mapped to stack layers - plus site search, RSS feed and llms.txt.
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Claude Fable 5 added to the cost calculator
Verified at $10/$50 per MTok alongside a full pricing re-check.
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Sources & citations system
Central register of live-verified references, cited on the homepage, stack page, glossary and every article. Layer colour system and stack diagrams shipped the same week.
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LLMOps.si launched
The stack guide, production checklist, cost calculator, maturity score, glossary, tools directory, five reference architectures and the first ten articles.
Pricing entries are produced by a scheduled verification pass against vendor pricing pages. Spotted something stale anyway? Tell us.