mistral-vibe/CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[2.8.1] - 2026-04-21

Fixed

• Fixed changelog and whats_new

[2.8.0] - 2026-04-21

Added

• Builtin skills system with self-awareness skill
• cwd configuration parameter for MCP stdio servers
• /connectors as alias for /mcp and R refresh shortcut in MCP browser
• MergeFieldMetadata and annotated merge strategy helpers for config schemas
• vibe.request_sent telemetry event fired before each LLM API call
• Model alias to tool_call_finished telemetry event

Changed

• Deferred heavy init in subagents and ACP sessions to background thread
• Renamed request_sent telemetry fields and added nb_prompt_chars
• Sorted connectors in /mcp menu by connection state then alphabetically

Fixed

• /debug command no longer throws
• Race condition in banner initialization dropping initial state

Removed

• /terminal-setup command

[2.7.6] - 2026-04-16

Added

• MergeStrategy enum and merge logic for configuration
• call_source=vibe_code field in LLM request metadata
• "Other" task type for non-code requests in CLI prompt

Changed

• Parallelized git subprocess calls during startup
• Extracted command registry and refactored skill resolution
• 1M context window and thinking budget max for opus
• Updated default telemetry URL to api.mistral.ai

Fixed

• Markdown fence context loss causing streaming rendering problems
• Proxy chain URLs in api_base parsing

Removed

• Alt+Left / Alt+Right key bindings from chat input

[2.7.5] - 2026-04-14

Changed

• Display detected files and LLM risks in trust folder dialog
• Text-to-speech via the Mistral SDK with telemetry tracking
• Deferred MCP and git I/O to background thread for faster CLI startup
• Made telemetry URL configurable
• Bumped Textual to 8.2.1

Fixed

• Encoding detection fallback in read_safe for non-UTF-8 files
• Config saving logic cleanup

[2.7.4] - 2026-04-09

Added

• Console View for enhanced debugging and monitoring
• /mcp command to display MCP servers and their status
• Manual command output forwarding to agent context

Changed

• Improved web_fetch content truncation for better readability
• Lazily load heavy dependencies to improve startup time
• Optimized folder parsing at startup using scandir
• Include file name in search_replace result display

Fixed

• Stale configurations from subagent switch
• ValueError on OTEL context detach in agent_span
• Clipboard toast preview replaced with fixed text
• Only agents with type "agent" are loadable with --agent flag
• Made chat_url nullable in ChatAssistantPublicData
• Normalized OTEL span exporter endpoint
• Removed redundant permission prompts for parallel tool calls needing the same permission
• Removed bottom margin issue in UI
• Never crash before ACP server starts
• Use skill in recent commands via the up-arrow navigation
• Fixed loading order issues in vibe initialization

[2.7.3] - 2026-04-03

Added

• /data-retention slash command to view Mistral AI's data retention notice and privacy settings

[2.7.2] - 2026-04-01

Added

• Alt+Left / Alt+Right keyboard shortcuts for word-wise cursor movement in chat input

Changed

• Refactored narrator into a dedicated narrator manager

Fixed

• Broken build on Linux
• Errored MCP servers are now excluded from the banner count
• Improved bash denylist matching and error messages
• Command messages are now skipped during rewind navigation

[2.7.1] - 2026-03-31

Added

• ACP message-id support for reliable message boundary identification
• Reasoning effort parameter for supported models

Changed

• Updated MistralAI SDK
• Updated ACP SDK dependency
• Refined system prompt wording and structure
• Reduced scroll sensitivity to 1 line per tick for smoother scrolling

Fixed

• Non-standard HTTP 529 status codes now handled gracefully in error formatting and retried
• Text selection errors when copying from unmounting components
• Excluded "injected" field from user messages in generic backend

[2.7.0] - 2026-03-24

Added

• Rewind mode to navigate and fork conversation history

Fixed

• Preserve message_id when aggregating streaming LLM chunks
• Improved error handling for SDK response errors

[2.6.2] - 2026-03-23

Changed

• Pinned agent-client-protocol dependency back to 0.8.1

Removed

• Context usage updates via ACP

[2.6.1] - 2026-03-23

Changed

• Loosened agent-client-protocol version constraint from pinned to minimum bound

[2.6.0] - 2026-03-23

Added

• OTEL tracing support for observability
• Skill tool for managing task lists and workflows
• Text-to-speech (TTS) functionality
• Standalone --resume command for session picker
• BFS for vibe folders to improve startup performance
• List-based model picker for /model command
• is_user_prompt flag to Mistral metadata header
• Correlation ID in user feedback calls
• Current date added to system prompt in vibe-work
• TypeScript type inference for large tool outputs in vibe-work-harness

Changed

• Updated agent-client-protocol to 0.9.0a1
• Changed inline code color from yellow to green
• Removed "You have no internet access" from CLI prompt
• Fine-grained permission system improvements
• Inject system certs into vibe-acp frozen binary via truststore

Fixed

• Streaming for currently streamed message when switching agents
• Proper UI updates when tools switch current agents
• Space key functionality when holding shift
• Empty TextChunk not appended when reasoning has no text content
• Messages removed from user feedback event
• Bash allowlist/denylist activation on Windows
• Improved scrolling performance
• ACP error handling in webview
• Context usage updates sent via ACP
• Include exit_plan_mode tool only in plan mode

[2.5.0] - 2026-03-16

Added

• Dedicated theorem proving agent powered by leanstral, setup with /leanstall
• More advanced AGENTS.md support:
  • AGENTS.md in ~/.vibe/ folder for user-level agent instructions
  • AGENTS.md for subfolders and in parent folders
• Mistral Code API key info displayed in CLI banner
• Voice mode with real-time transcription support
• Parallel tool execution for improved performance
• Structured ACP error classes for better error handling

Changed

• Bash allowlist/denylist now active on Windows
• Auto-completion relevance improved with better filename and path matching
• History navigation no longer filters by prefix
• Updated to Mistral SDK v2 import structure
• Removed find from bash default allowlist to prevent -exec abuse

Fixed

• Improved scrolling performance
• Web search tool now infers server URL from provider config

[2.4.2] - 2026-03-12

Added

• Session ID included in telemetry events for better tracing

Changed

• Skills now extract arguments when invoked, improving parameter handling
• Auto-compact threshold falls back to global setting when not defined at model level
• Update notification toast no longer times out, ensuring the user sees the restart prompt
• Removed file_content_before from Vibe Code, reducing payload size

[2.4.1] - 2026-03-10

Added

• HarnessFilesManager for selective loading of harness files, enabling SDK usage without accessing the file system.

Changed

• Web search tool infers server URL from provider config instead of hardcoded production API
• ask_user_questions tool disabled in prompt mode

Fixed

• Space key fix extended to all Input widgets (question prompts, proxy setup) in VS Code terminal
• Ruff isort/formatter config conflict resolved (split-on-trailing-comma set to false)

[2.4.0] - 2026-03-09

Added

• User plan displayed in the CLI banner
• Reasoning effort configuration and thinking blocks adapter

Changed

• Auto-compact threshold is now per-model
• Removed expensive file scan from system prompt; cached git operations for faster agent switching
• Improved plan mode
• Updated whoami response handling with new plan type and name fields

Fixed

• Space key works again in VSCode 1.110+
• Arrow-key history navigation at wrapped-line boundaries in chat input
• UTF-8 encoding enforced when reading metadata files
• Update notifier no longer crashes on unexpected response fields

[2.3.0] - 2026-02-27

Added

• /resume command to choose which session to resume
• Web search and web fetch tools for retrieving and searching web content
• MCP sampling support: MCP servers can request LLM completions via the sampling protocol
• MCP server discovery cache (MCPRegistry): survives agent switches without re-discovering unchanged servers
• Chat mode for ACP (session/set_config_options with mode=chat)
• ACP session/set_config_options support for switching mode and model
• Tool call streaming: tool call arguments are now streamed incrementally in the UI
• Notification indicator in CLI: terminal bell and window title change on action required or completion
• Subagent traces saved in agents/ subfolder of parent session directory
• IDE detection in new_session telemetry
• Discover agents, tools, and skills in subfolders of trusted directories (monorepo support)
• E2E test infrastructure for CLI TUI

Changed

• System prompts rewritten for improved model behavior (3-phase Orient/Plan/Execute workflow, brevity rules)
• Tool call display refactored with ToolCallDisplay/ToolResultDisplay models and per-tool UI customization
• Middleware pipeline replaces observer pattern for system message injections
• Improved permission handling for write_file, read_file, search_replace (allowlist/denylist globs, out-of-cwd detection)
• Proxy setup UI updated with guided bottom-panel wizard
• Smoother color transitions in CLI loader animation
• Dead tool state classes removed (Grep, ReadFile, WriteFile state)

Fixed

• Agent switch (Shift+Tab) no longer freezes the UI (moved to thread worker)
• Empty assistant messages are no longer displayed
• Tool results returned to LLM in correct order matching tool calls
• Auto-scroll suspended when user has scrolled up; resumes at bottom
• Retry and timeout handling in Mistral backend (backoff strategy, configurable timeout)

Removed

[2.2.1] - 2026-02-18

Added

• Multiple clipboard copy strategies: OSC52 first, then pyperclip fallback when system clipboard is available (e.g. local GUI, SSH without OSC52)
• Ctrl+Z to put Vibe in background

Changed

• Improve performance around streaming and scrolling
• File watcher is now opt-out by default; opt-in via config
• Bump Textual version in dependencies
• Inline code styling: yellow bold with transparent background for better readability

Fixed

• Banner: sync skills count after initial app mount (fixes wrong count in some cases)
• Collapsed tool results: strip newlines in truncation to remove extra blank line
• Context token widget: preserve stats listeners across /clear so token percentage updates correctly
• Vertex AI: cache credentials to avoid blocking the event loop on every LLM request
• Bash tool: remove NO_COLOR from subprocess env to fix snapshot tests and colored output

[2.2.0] - 2026-02-17

Added

• Google Vertex AI support
• Telemetry: user interaction and tool usage events sent to datalake (configurable via enable_telemetry)
• Skill discovery from .agents/skills/ (Agent Skills standard) in addition to .vibe/skills/
• ACP: session/load and session/list for loading and listing sessions
• New model behavior prompts (CLI and explore)
• Proxy Wizard (PoC) for CLI and for ACP
• Proxy setup documentation
• Documentation for JetBrains ACP registry

Changed

• Trusted folders: presence of .agents is now considered trustable content
• Logging handling updated
• Pin cryptography to >=44.0.0,<=46.0.3; uv sync for cryptography

Fixed

• Auto scroll when switching to input
• MCP stdio: redirect stderr to logger to avoid unwanted console output
• Align pyproject.toml minimum versions with uv.lock for pip installs
• Middleware injection: use standalone user messages instead of mutating flushed messages
• Revert cryptography 46.0.5 bump for compatibility
• Pin banner version in UI snapshot tests for stability

[2.1.0] - 2026-02-11

Added

• Incremental load of long sessions: windowing (20 messages), "Load more" to fetch older messages, scroll to bottom when resuming
• ACP support for thinking (agent-client-protocol 0.8.0)
• Support for FIFO path for env file

Changed

• UI redesign: new look and layout for the CLI
• Textual UI optimizations: ChatScroll to reduce style recalculations, VerticalGroup for messages, stream layout for streaming blocks, cached DOM queries
• Bumped agent-client-protocol to 0.8.0
• Use UTC date for timestamps
• Clipboard behavior improvements
• Docs updated for GitHub discussions
• Made the Upgrade to Pro banner less prominent

Fixed

• Fixed inaccurate token count in UI in some cases
• Fixed agent prompt overrides being ignored
• Terminal setup: avoid overwriting Wezterm config

Removed

• Legacy terminal theme module and agent indicator widget
• Standalone onboarding theme selection screen (replaced by redesign)

[2.0.2] - 2026-01-30

Added

• Allow environment variables to be overridden by dotenv files
• Display custom rate limit messages depending on plan type

Changed

• Made plan offer message more discreet in UI
• Speed up latest session scan and harden validation
• Updated pytest-xdist configuration to schedule single test chunks

Fixed

• Prevent duplicate messages in persisted sessions
• Fix ACP bash tool to pass full command string for chained commands
• Fix global agent prompt not being loaded correctly
• Do not propose to "resume" when there is nothing to resume

[2.0.1] - 2026-01-28

Fixed

• Fix encoding issues in Windows

[2.0.0] - 2026-01-27

Added

• Subagent support
• AskUserQuestion tool for interactive user input
• User-defined slash commands through skills
• What's new message display on version update
• Auto-update feature
• Environment variables and timeout support for MCP servers
• Editor shortcut support
• Shift+enter support for VS Code Insiders
• Message ID property for messages
• Client notification of compaction events
• debugpy support for macOS debugging

Changed

• Mode system refactored to Agents
• Standardized managers
• Improved system prompt
• Updated session storage to separate metadata from messages
• Use shell environment to determine shell in bash tool
• Expanded user input handling
• Bumped agent-client-protocol to 0.7.1
• Refactored UI to require AgentLoop at VibeApp construction
• Updated README with new MCP server config
• Improved readability of the AskUserQuerstion tool output

Fixed

• Use ensure_ascii=False for all JSON dumps
• Delete long-living temporary session files
• Ignore system prompt when saving/loading session messages
• Bash tool timeout handling
• Clipboard: no markup parsing of selected texts
• Canonical imports
• Remove last user message from compaction
• Pause tool timer while awaiting user action

Removed

• instructions.md support
• workdir setting in config file

[1.3.5] - 2026-01-12

Fixed

• bash tool not discovered by vibe-acp

[1.3.4] - 2026-01-07

Fixed

• markup in blinking messages
• safety around Bash and AGENTS.md
• explicit permissions to GitHub Actions workflows
• improve render performance in long sessions

[1.3.3] - 2025-12-26

Fixed

• Fix config desyncing issues

[1.3.2] - 2025-12-24

Added

• User definable reasoning field

Fixed

• Fix rendering issue with spinner

[1.3.1] - 2025-12-24

Fixed

• Fix crash when continuing conversation
• Fix Nix flake to not export python

[1.3.0] - 2025-12-23

Added

• agentskills.io support
• Reasoning support
• Native terminal theme support
• Issue templates for bug reports and feature requests
• Auto update zed extension on release creation

Changed

• Improve ToolUI system with better rendering and organization
• Use pinned actions in CI workflows
• Remove 100k -> 200k tokens config migration

Fixed

• Fix -p mode to auto-approve tool calls
• Fix crash when switching mode
• Fix some cases where clipboard copy didn't work

[1.2.2] - 2025-12-22

Fixed

• Remove dead code
• Fix artefacts automatically attached to the release
• Refactor agent post streaming

[1.2.1] - 2025-12-18

Fixed

• Improve error message when running in home dir
• Do not show trusted folder workflow in home dir

[1.2.0] - 2025-12-18

Added

• Modular mode system
• Trusted folder mechanism for local .vibe directories
• Document public setup for vibe-acp in zed, jetbrains and neovim
• --version flag

Changed

• Improve UI based on feedback
• Remove unnecessary logging and flushing for better performance
• Update textual
• Update nix flake
• Automate binary attachment to GitHub releases

Fixed

• Prevent segmentation fault on exit by shutting down thread pools
• Fix extra spacing with assistant message

[1.1.3] - 2025-12-12

Added

• Add more copy_to_clipboard methods to support all cases
• Add bindings to scroll chat history

Changed

• Relax config to accept extra inputs
• Remove useless stats from assistant events
• Improve scroll actions while streaming
• Do not check for updates more than once a day
• Use PyPI in update notifier

Fixed

• Fix tool permission handling for "allow always" option in ACP
• Fix security issue: prevent command injection in GitHub Action prompt handling
• Fix issues with vLLM

[1.1.2] - 2025-12-11

Changed

• add terminal-auth auth method to ACP agent only if the client supports it
• fix user-agent header when using Mistral backend, using SDK hook

[1.1.1] - 2025-12-10

Changed

• added include_commit_signature in config.toml to disable signing commits

[1.1.0] - 2025-12-10

Fixed

• fixed crash in some rare instances when copy-pasting

Changed

• improved context length from 100k to 200k

[1.0.6] - 2025-12-10

Fixed

• add missing steps in bump_version script
• move pytest-xdist to dev dependencies
• take into account config for bash timeout

Changed

• improve textual performance
• improve README:
  • improve windows installation instructions
  • update default system prompt reference
  • document MCP tool permission configuration

[1.0.5] - 2025-12-10

Fixed

• Fix streaming with OpenAI adapter

[1.0.4] - 2025-12-09

Changed

• Rename agent in distribution/zed/extension.toml to mistral-vibe

Fixed

• Fix icon and description in distribution/zed/extension.toml

Removed

• Remove .envrc file

[1.0.3] - 2025-12-09

Added

• Add LICENCE symlink in distribution/zed for compatibility with zed extension release process

[1.0.2] - 2025-12-09

Fixed

• Fix setup flow for vibe-acp builds

[1.0.1] - 2025-12-09

Fixed

• Fix update notification

[1.0.0] - 2025-12-09

Added

• Initial release