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OllamaProvider now sends keep_alive (default 30m) so the model stays resident in VRAM between /ai calls instead of cold-reloading, and sets explicit options (num_ctx 8192, num_predict 512) — Ollama otherwise caps context at 2048, which would silently truncate the larger backfilled window. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>