FEATURES.md 5.7 KB

Feature Flags

This repository has two different "experimental" mechanisms:

  1. bun run build:dev Builds a dev-stamped binary (cli-dev) and marks it as an experimental build. It does not automatically enable every compile-time feature flag in the source.

  2. feature('FLAG_NAME') Bun compile-time flags that include or strip code paths at build time.

Build Variants

  • bun run build Builds the regular external binary at ./cli.
  • bun run build:dev Builds ./cli-dev with a -dev.YYYYMMDD.tHHMMSS.sha... version and the experimental GrowthBook client key.
  • bun run build:dev:full Builds ./cli-dev with the snapshot-safe experimental bundle listed below.

Snapshot-Safe Experimental Bundle

The following flags were smoke-tested against this leaked source snapshot and compile successfully together:

  • QUICK_SEARCH Enables prompt quick-search UI paths.
  • HISTORY_PICKER Enables interactive prompt history picker UI.
  • TOKEN_BUDGET Enables token budget tracking and related UI warnings.
  • VOICE_MODE Enables voice-mode UI and command paths. Runtime still depends on optional native audio support.
  • ULTRAPLAN Enables ultraplan command and prompt-input triggers.
  • CACHED_MICROCOMPACT Enables cached microcompact plumbing.
  • PROMPT_CACHE_BREAK_DETECTION Enables cache-break detection around compact/query flow.

These are the flags used by build:dev:full.

CHICAGO_MCP compiles from this snapshot, but the resulting binary is not runtime-safe because it reaches unresolved @ant/* computer-use modules. It is intentionally excluded from build:dev:full.

Flags Present In Source

The codebase references these compile-time flags:

  • ABLATION_BASELINE
  • AGENT_MEMORY_SNAPSHOT
  • AGENT_TRIGGERS
  • AGENT_TRIGGERS_REMOTE
  • ALLOW_TEST_VERSIONS
  • ANTI_DISTILLATION_CC
  • AUTO_THEME
  • AWAY_SUMMARY
  • BASH_CLASSIFIER
  • BG_SESSIONS
  • BREAK_CACHE_COMMAND
  • BRIDGE_MODE
  • BUDDY
  • BUILDING_CLAUDE_APPS
  • BUILTIN_EXPLORE_PLAN_AGENTS
  • BYOC_ENVIRONMENT_RUNNER
  • CACHED_MICROCOMPACT
  • CCR_AUTO_CONNECT
  • CCR_MIRROR
  • CCR_REMOTE_SETUP
  • CHICAGO_MCP
  • COMMIT_ATTRIBUTION
  • COMPACTION_REMINDERS
  • CONNECTOR_TEXT
  • CONTEXT_COLLAPSE
  • COORDINATOR_MODE
  • COWORKER_TYPE_TELEMETRY
  • DAEMON
  • DIRECT_CONNECT
  • DOWNLOAD_USER_SETTINGS
  • DUMP_SYSTEM_PROMPT
  • ENHANCED_TELEMETRY_BETA
  • EXPERIMENTAL_SKILL_SEARCH
  • EXTRACT_MEMORIES
  • FILE_PERSISTENCE
  • FORK_SUBAGENT
  • HARD_FAIL
  • HISTORY_PICKER
  • HISTORY_SNIP
  • HOOK_PROMPTS
  • IS_LIBC_GLIBC
  • IS_LIBC_MUSL
  • KAIROS
  • KAIROS_BRIEF
  • KAIROS_CHANNELS
  • KAIROS_DREAM
  • KAIROS_GITHUB_WEBHOOKS
  • KAIROS_PUSH_NOTIFICATION
  • LODESTONE
  • MCP_RICH_OUTPUT
  • MCP_SKILLS
  • MEMORY_SHAPE_TELEMETRY
  • MESSAGE_ACTIONS
  • MONITOR_TOOL
  • NATIVE_CLIENT_ATTESTATION
  • NATIVE_CLIPBOARD_IMAGE
  • NEW_INIT
  • OVERFLOW_TEST_TOOL
  • PERFETTO_TRACING
  • POWERSHELL_AUTO_MODE
  • PROACTIVE
  • PROMPT_CACHE_BREAK_DETECTION
  • QUICK_SEARCH
  • REACTIVE_COMPACT
  • REVIEW_ARTIFACT
  • RUN_SKILL_GENERATOR
  • SELF_HOSTED_RUNNER
  • SHOT_STATS
  • SKILL_IMPROVEMENT
  • SLOW_OPERATION_LOGGING
  • SSH_REMOTE
  • TEAMMEM
  • TEMPLATES
  • TERMINAL_PANEL
  • TOKEN_BUDGET
  • TORCH
  • TRANSCRIPT_CLASSIFIER
  • TREE_SITTER_BASH
  • TREE_SITTER_BASH_SHADOW
  • UDS_INBOX
  • ULTRAPLAN
  • ULTRATHINK
  • UNATTENDED_RETRY
  • UPLOAD_USER_SETTINGS
  • VERIFICATION_AGENT
  • VOICE_MODE
  • WEB_BROWSER_TOOL
  • WORKFLOW_SCRIPTS

High-Traffic Feature Families

These are the most prominent feature families in the snapshot:

  • Assistant / brief / channels KAIROS, KAIROS_BRIEF, KAIROS_CHANNELS, KAIROS_GITHUB_WEBHOOKS, KAIROS_PUSH_NOTIFICATION, KAIROS_DREAM
  • Classifiers / auto mode TRANSCRIPT_CLASSIFIER, BASH_CLASSIFIER, TREE_SITTER_BASH, TREE_SITTER_BASH_SHADOW
  • Remote / bridge / computer-use BRIDGE_MODE, DAEMON, DIRECT_CONNECT, SSH_REMOTE, CHICAGO_MCP, WEB_BROWSER_TOOL
  • Planning / agents / automation ULTRAPLAN, COORDINATOR_MODE, FORK_SUBAGENT, AGENT_TRIGGERS, AGENT_TRIGGERS_REMOTE, VERIFICATION_AGENT
  • Context / compact / memory CONTEXT_COLLAPSE, REACTIVE_COMPACT, CACHED_MICROCOMPACT, PROMPT_CACHE_BREAK_DETECTION, TOKEN_BUDGET, HISTORY_SNIP, BG_SESSIONS, TEAMMEM, EXTRACT_MEMORIES
  • UI extras QUICK_SEARCH, HISTORY_PICKER, VOICE_MODE, MESSAGE_ACTIONS, AUTO_THEME, SHOT_STATS

Known Broken In This Snapshot

These flags do appear in source, but turning them on currently fails to build because referenced modules are missing from the leaked snapshot:

  • KAIROS
  • KAIROS_BRIEF
  • PROACTIVE
  • BRIDGE_MODE
  • DAEMON
  • DIRECT_CONNECT
  • SSH_REMOTE
  • COORDINATOR_MODE
  • CHICAGO_MCP
  • BUDDY
  • UDS_INBOX
  • CONTEXT_COLLAPSE
  • REACTIVE_COMPACT
  • EXPERIMENTAL_SKILL_SEARCH
  • MCP_SKILLS
  • WORKFLOW_SCRIPTS
  • MONITOR_TOOL
  • REVIEW_ARTIFACT
  • TEAMMEM
  • TRANSCRIPT_CLASSIFIER

The failures are mostly missing files such as assistant-mode modules, remote/server modules, workflow/monitor tools, skill-search modules, classifier prompt files, and team-memory helpers.

Useful Entry Points