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#llm output format

2 posts tagged.

Stop Sequences on Claude: 4 Recipes That Ship (2026)

Stop sequences in 2026: four copy-paste recipes that cut a model off at a delimiter, bound a JSON object, force one section, and stop an agent from faking its own turn, plus where they break.

August 2, 20266 min read176

Prompt Recipes

Assistant Prefill on Claude: 4 Recipes That Ship (2026)

Assistant prefill in 2026: four copy-paste recipes that force JSON, kill the preamble, lock the output shape, and hold a persona, plus where prefill breaks.

July 23, 20265 min read226