DCP Version History

This document records the complete version update history for the OpenCode Dynamic Context Pruning (DCP) plugin.

---

[v1.2.7] - 2026-01-22

New Features

• ✨ Display token count for extracted content (in pruning notifications)
• 🛡️ Improve context injection defense mechanism (add array validation)
• 📝 Enhancement: Inject context as user message when the last message is a user message
• ⚙️ Simplify default configuration (include only schema URL)

---

[v1.2.6] - 2026-01-21

New Features

• ✨ Add /dcp sweep command to support manual context pruning

Command Details

• /dcp sweep - Prune all tools after the last user message
• /dcp sweep N - Prune the last N tools

---

[v1.2.5] - 2026-01-20

New Features

• ✨ Display tool count in /dcp context command
• ✨ Optimize /dcp context command UI:
  • Display pruned tool count
  • Improve progress bar accuracy

Performance Improvements

• 🚀 Optimize token calculation in context command

---

[v1.2.4] - 2026-01-20

New Features

• ✨ Unify DCP commands into single /dcp command (subcommand structure):
  • /dcp - Display help
  • /dcp context - Context analysis
  • /dcp stats - Statistics
• ✨ Add commands configuration section:
  • Enable/disable slash commands
  • Support configuration of protected tools list

Improvements

• 📝 Simplify context command UI
• 📝 Documentation update: Clarify context_info tool injection mechanism

Bug Fixes

• 🐛 Fix pruning tool error handling (throw error instead of returning string on failure)

Documentation

• 📚 Add cache hit rate statistics to README

---

[v1.2.3] - 2026-01-16

New Features

• ✨ Simplify prompt loading (move prompts to TS file)

Improvements

• 🔧 Gemini compatibility: Use thoughtSignature to bypass tool section injection validation

---

[v1.2.2] - 2026-01-15

Bug Fixes

• 🐛 Simplify injection timing (wait for assistant turn)
• 🐛 Gemini compatibility fix: Use text injection to avoid thought signature errors

---

[v1.2.1] - 2026-01-14

Bug Fixes

• 🐛 Anthropic models: Require reasoning block before injecting context
• 🐛 GitHub Copilot: Skip synthetic message injection with user role

---

[v1.2.0] - 2026-01-13

New Features

• ✨ Add plan_enter and plan_exit to default protected tools list
• ✨ Support question tool for pruning

Improvements

• 🔧 Unify injection mechanism (with isAnthropic check)
• 🔧 Flatten prompt directory structure
• 🔧 Simplify and unify prune.ts check order
• 🔧 Extract system prompt handler to hooks.ts

Bug Fixes

• 🐛 Skip system prompt injection for subagent sessions
• 🐛 GitHub Copilot: Skip injection when last message is user role

---

[v1.1.6] - 2026-01-12

Bug Fixes

• 🐛 Critical fix for GitHub Copilot users: Use completed assistant message and tool part to inject prunable tools list

Impact

• This fix resolves critical issues when GitHub Copilot users use DCP

---

[v1.1.5] - 2026-01-10

New Features

• ✨ Add JSON Schema support for configuration file auto-completion
• ✨ Add protected file pattern configuration (protectedFilePatterns)
• ✨ Support protecting file operations (read/write/edit) via glob patterns

Improvements

• 📝 Documentation: Document subagent restrictions

Bug Fixes

• 🐛 Fix schema URL to use master branch
• 🐛 Add $schema to valid configuration key list

---

[v1.1.4] - 2026-01-06

Bug Fixes

• 🐛 Remove isInternalAgent flag (due to hook order race condition)

Improvements

• 🔧 Optimize internal agent detection logic

---

[v1.1.3] - 2026-01-05

Bug Fixes

• 🐛 Skip DCP injection for internal agents (title, summary, compaction)
• 🐛 Disable pruning for write/edit tools

Improvements

• 🔧 Improve subagent restriction detection

---

[v1.1.2] - 2025-12-26

Improvements

• 🔧 Merge distillation into unified notification
• 🔧 Simplify distillation UI

---

[v1.1.1] - 2025-12-25

New Features

• ✨ Add purge errors strategy to prune inputs after failed tool calls
• ✨ Add skill tool support to extractParameterKey

Improvements

• 📝 Improve replacement text for error pruning
• 📝 Documentation: Update hints about context poisoning and OAuth

---

[v1.1.0] - 2025-12-24

New Features

• ✨ Major feature version update
• ✨ Add automatic pruning strategies:
  • Deduplication strategy
  • Supersede writes strategy
  • Purge errors strategy

New Tools

• ✨ LLM-driven pruning tools:
  • discard - Remove tool content
  • extract - Extract key findings

Configuration System

• ✨ Multi-level configuration support (global/environment variable/project)
• ✨ Turn protection feature
• ✨ Protected tools configuration

---

[v1.0.4] - 2025-12-18

Bug Fixes

• 🐛 Don't prune pending or running tool inputs

Improvements

• 🔧 Optimize tool status detection logic

---

[v1.0.3] - 2025-12-18

New Features

• ✅ Message-based compression detection

Improvements

• 🔧 Check compression timestamp at session initialization

---

[v1.0.2] - 2025-12-17

New Features

• ✅ Message-based compression detection

Improvements

• 🔧 Clean up code structure

---

[v1.0.1] - 2025-12-16

Initial Version

• ✅ Core functionality implementation
• ✅ OpenCode plugin integration
• ✅ Basic context pruning capabilities

---

Version Naming Convention

• Major version (e.g., 1.x) - Incompatible major updates
• Minor version (e.g., 1.2.x) - Backward-compatible feature additions
• Patch version (e.g., 1.2.7) - Backward-compatible bug fixes

---

Get the Latest Version

We recommend using the @latest tag in your OpenCode configuration to ensure you automatically get the latest version:

// opencode.jsonc
{
    "plugin": ["@tarquinen/opencode-dcp@latest"],
}

View the latest release: npm package