Pi v0.87.0: editable session context and per-model image resizing

Pi Changelog @PiChangelogOriginally posted 2026.09.22

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Pi v0.87.0 is out! Highlights: - Canonical session context editing — modify model context without rewriting history using ContextEditEntry and actionable extension boundaries - context_with_system extension event for per-request system-message transformations across the full transcript - Per-model image resize profiles in models.json, applied to attachments, reads, and tool-result images - Five breaking changes to agent options, session management, and extension event types Complete details in thread ↓