- Added automatic retry logic for OpenAI Codex responses with configurable delay and max retries.
- Added input event handlers for extensions to intercept user input and argument completion support.
- Added Emacs-style kill ring for text deletion operations with Alt+D and Ctrl+Y keybindings.
- Added configurable editor padding via editorPaddingX theme option and setMaxHeight() method.
- Fixed tool prefix handling in Claude provider to use case-insensitive comparison.
- Enhanced Kitty keyboard protocol support for better key detection and shifted symbol handling.
- Updated User-Agent header from 'opencode' to 'pi' for OpenAI Codex requests.
- Simplified Codex system prompt instructions and removed bridge text override.
- Removed bridge text parameter from buildCodexSystemPrompt function.
- Updated task execution guidelines with parallelization instructions.
- Improved model resolution to accept pre-serialized settings for better performance.
- Enhanced system prompt guidance for position-addressed vs content-addressed file edits.
- Added comprehensive edit tool documentation with bash alternatives comparison.
- Refactored model resolver to accept optional settings parameters for role resolution.
- Added Vercel AI Gateway model fetching with 100+ model configurations.
- Updated Amazon Bedrock models with new Claude 4.5 EU variants.
- Added GPT-5.2-codex model across OpenAI, GitHub Copilot, and OpenCode providers.
- Changed MiniMax models to use anthropic-messages API format.
- Added thinkingFormat support to ZAI provider models.
- Improved LSP diagnostic output by stripping clippy URLs and noise.
- Replaced detailed Codex system instructions with simplified pi assistant instructions that reference internal documentation via pi-internal:// protocol.
- Reduced Codex instructions from 321 lines to 11 lines by moving detailed guidance to referenced documentation.
- Changed assistant identity from 'coding agent running in opencode' to 'pi, an expert coding assistant'.
- Added documentation references for creating custom models, providers, extensions, themes, skills, and TUI components.
- Expanded bash tool guidance to explicitly list appropriate use cases including file operations, build commands, and process management.
- Reframed bash guidance from negative-only to showing both appropriate and inappropriate uses.
- Fixed stale diagnostic results by tracking diagnostic versions before file sync operations.
- Fixed race condition where LSP diagnostics could return outdated results after file modifications.
Provider additions:
- Added Amazon Bedrock provider with bedrock-converse-stream API
- Added MiniMax provider with OpenAI-compatible API
- Added EU cross-region inference model variants for Bedrock
Provider fixes:
- Fixed Gemini CLI retries with header parsing and empty stream retry logic
- Fixed Bedrock tool call transforms via transformMessages
- Fixed z.ai thinking/reasoning params
- Fixed OpenRouter+Anthropic cache control
- Fixed OpenAI responses timeout and service tier options
- Fixed tool call ID normalization for cross-provider switches
- Fixed thought signature validation for Google providers
- Fixed prompt cache key using session ID
TUI improvements:
- Added OverlayOptions API with CSS-like positioning (SizeValue, percentages)
- Added OverlayHandle for programmatic visibility control
- Added visible callback for responsive overlays
- Added pad parameter to truncateToWidth
- Added pageUp/pageDown key support
- Fixed numbered list items showing 1. when code blocks break continuity
- Fixed overlay width overflow crash with complex ANSI sequences
- Fixed light theme colors for WCAG AA compliance
Coding agent fixes:
- Fixed /new command to create new session file
- Fixed session selector to stay open when folder has no sessions
- Added session header emission in JSON print mode
- Added queued message hint with theme.tree.hook
- Exported highlightCode and getLanguageFromPath for extensions
Also renamed transorm-messages.ts to transform-messages.ts (typo fix)
- Migrated image processing library from wasm-vips to Photon (Rust/WASM) for improved performance and reliability.
- Added graceful fallback for failed image resizing operations, allowing the system to use original images when WASM processing fails.
- Added error handling for image conversion failures in interactive mode to prevent crashes during WASM processing.
- Implemented lazy initialization pattern for Photon WASM module with proper resource cleanup using try-finally blocks.
- Added NULL_PROMPT environment variable support for debugging and testing system prompt generation.
- Added 'xhigh' thinking level option to thinkingBudgets configuration.
- Increased Anthropic thinking token budgets: minimal from 1024 to 3072, low from 2048 to 6144, medium from 8192 to 12288, and high from 16384 to 24576.
- Extended xhigh thinking level support to all Anthropic models.
- Modified Google thinking token budgets: low increased from 2048 to 4096, and added xhigh level at 24575 tokens.
- Added interleaved thinking mode support for Anthropic models controlled by ANTHROPIC_USE_INTERLEAVED_THINKING flag.
- Refactored ThinkingBudgets type to use mapped type syntax for better maintainability.
- Added multi-part questions support to ask tool via questions array parameter for asking multiple related questions in sequence.
- Updated multi-select cursor behavior in ask tool to stay on toggled option instead of jumping to top.
- Added initialIndex parameter to ExtensionUIDialogOptions interface for controlling initial cursor position in select dialogs.
- Extracted question selection logic into askSingleQuestion helper function with UIContext interface.
- Added formatQuestionResult helper function and QuestionResult interface for multi-part question results.
- Updated ask tool prompt documentation with multi-part questions examples and Other option guidance.
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