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Epic: Feature Comparison - Codex CLI vs ForgeCode #3501

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Epic: Feature Comparison - Codex CLI vs ForgeCode#3501
@ImBIOS

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@ImBIOS
ImBIOS
opened on Jun 13, 2026

Epic: Codex CLI vs ForgeCode Feature Comparison

Track features that OpenAI Codex CLI has and their status in ForgeCode. Use this issue to identify gaps and prioritize development.

Legend

  • = ForgeCode already has this feature
  • = ForgeCode does NOT have this feature yet
  • [~] = Partial implementation

Core CLI Features

Feature Codex CLI ForgeCode Status Notes
Interactive TUI Yes Yes [x]
Non-interactive mode Yes (codex exec) Yes (forge -p) [x]
Session resume Yes (codex resume) Yes (--conversation-id) [x]
Session fork Yes (codex fork) Yes (conversation clone) [x] conversation clone <id> creates new conversation with new ID. Task tool session_id allows subagent resume.
Named sessions Yes Yes (conversation rename) [x] conversation rename <id> <name>
Session list Yes Yes (conversation list [--porcelain]) [x]
Pipe input Yes Yes [x]
Output formats Yes (text, json) Partial (--porcelain, conversation dump --html) [~] --porcelain on most subcommands, JSON/HTML export via conversation dump. No stream-json event streaming.
Model selection Yes (--model) Yes (via config) [x]
Agent selection Yes Yes (--agent) [x]
Verbose/debug mode Yes Yes (--verbose) [x]
Ask-for-approval mode Yes (--ask-for-approval) Yes (Policy Confirm) [x] Policy::Confirm with All/Any/Not operators. crates/forge_domain/src/policies/policy.rs
Image input Yes (--image) Yes (InputModality::Image) [x] fs_read tool reads images when model supports it. max_image_size_bytes configurable. crates/forge_domain/src/model.rs, crates/forge_domain/src/image.rs
Web search tool Yes (--search) No [ ] ForgeCode has Fetch tool for URL content retrieval, but no built-in web search.
Reasoning effort control Yes Yes (forge config set reasoning-effort) [x] Effort enum: none/minimal/low/medium/high/xhigh/max. max_tokens, exclude, enabled. crates/forge_config/src/reasoning.rs
Auto-update Yes Yes (forge update) [x]

Sandbox & Security

Feature Codex CLI ForgeCode Status Notes
Sandbox modes Yes (--sandbox read-only/workspace-write/danger-full-access) Yes (--sandbox <name> git worktree + Policy) [x] --sandbox <name> creates git worktree. Policy enum (Allow/Deny/Confirm) with All/Any/Not operators. crates/forge_main/src/sandbox.rs
Auto-review (sandbox) Yes No [ ]
Cyber safety checks Yes No [ ]
Security plugin Yes (Codex Security) No [ ]
Permission rules Yes Yes (Policy system) [x]
Hooks system Yes (user-configurable) Yes (internal EventHandle/Hook) [~] on_start, on_end, on_request, on_response, on_toolcall_start, on_toolcall_end. Built-in: CompactionHandler, DoomLoopDetector, TitleGenerationHandler. crates/forge_domain/src/hook.rs. Not user-configurable yet.

Agent & Subagent Features

Feature Codex CLI ForgeCode Status Notes
Subagents Yes Yes (task tool) [x] task tool with agent_id + session_id for resume.
Workflows Yes No [ ]
Custom subagent definitions Yes Yes (.forge/agents/) [x]

Memory & Context

Feature Codex CLI ForgeCode Status Notes
AGENTS.md Yes Yes [x]
Auto memory Yes Yes (TitleGenerationHandler) [x] Auto-generates conversation title. crates/forge_app/src/hooks/title_generation.rs
Memories (persistent) Yes No [ ]
Chronicle (memory history) Yes No [ ]
Context compaction Yes Yes (conversation compact <id>) [x] Compact + Compactor engine, CompactionStrategy (Evict/Retain/Min/Max), CompactionHandler hook. crates/forge_domain/src/compact/
Checkpointing (file rewind) No Yes (fs_undo tool + forge_snaps) [x] FSUndo in ToolCatalog, SnapshotService. ForgeCode advantage

Tools & Integrations

Feature Codex CLI ForgeCode Status Notes
MCP support Yes Yes [x] McpServerConfig::{Stdio, Http} transports. crates/forge_domain/src/mcp.rs
MCP server mode Yes (codex mcp-server) Yes [x] crates/forge_infra/src/mcp_server.rs
MCP OAuth No Yes (mcp login/mcp logout) [x] OAuth device/code/PKCE, refresh, custom headers. ForgeCode advantage
Shell/command execution Yes Yes [x]
File read/write Yes Yes [x]
Apply patch tool Yes (codex apply) Yes (Patch, MultiPatch, Undo tools) [x] Patch, MultiPatch, Undo in ToolCatalog. crates/forge_domain/src/tools/catalog.rs
Code review Yes (codex review) Yes (via subagents) [x]
Web fetch No Yes (Fetch tool) [x] NetFetch with robots.txt respect, markdown conversion. ForgeCode advantage
Computer use Yes No [ ]
Browser automation Yes (in-app browser) No [ ]
Chrome extension Yes No [ ]
GitHub integration Yes No [ ]
Slack integration Yes No [ ]
Linear integration Yes No [ ]
Custom tools Yes Yes (16 tools in ToolCatalog) [x] Read, Write, FsSearch, SemSearch, Remove, Patch, MultiPatch, Undo, Shell, Fetch, Followup, PlanCreate, SkillFetch, TodoWrite, TodoRead, Task.
Skills Yes Yes [x] Skills in .forge/skills/, skill_fetch tool.
Plugins Yes Yes (skills + shell plugin) [~]
Sites (web knowledge) Yes No [ ]
Tool search (dynamic) Yes No [ ]

Platform & Interfaces

Feature Codex CLI ForgeCode Status Notes
VS Code extension Yes Yes (forge vscode install-extension) [x]
IDE extension (general) Yes No [ ]
Desktop app Yes (Codex App) No [ ]
Web interface Yes (Codex Cloud) No [ ]
Appshots (snapshots) Yes No [ ]
Worktrees (in-app) Yes Yes (--sandbox) [x]

SDK & Automation

Feature Codex CLI ForgeCode Status Notes
Codex SDK Yes No [ ]
App server mode Yes (codex app-server) No [ ]
Non-interactive mode (CI) Yes Yes (forge -p + forge data) [x]
GitHub Action Yes No [ ]
Remote control Yes (codex remote-control) No [ ]
Cloud tasks Yes (codex cloud) No [ ]

Provider & Model Support

Feature Codex CLI ForgeCode Status Notes
OpenAI models Yes Yes [x]
Local/offline models Yes (--oss, LM Studio, Ollama) Yes (43 providers) [x] ollama, lm_studio, llama_cpp, vllm, jan_ai in provider list. crates/forge_repo/src/provider/provider.json
Amazon Bedrock Yes Yes [x]
Multi-provider routing No (OpenAI-primary) Yes (43 providers) [x] ForgeCode advantage
Custom provider endpoints Yes (--local-provider) Yes [x]
Model configuration Yes Yes [x]
Auth methods Yes Yes (6 methods) [x] ApiKey, OAuthDevice, OAuthCode, GoogleAdc, AwsProfile, CodexDevice. crates/forge_domain/src/auth/auth_method.rs

Enterprise & Admin

Feature Codex CLI ForgeCode Status Notes
Enterprise admin setup Yes No [ ]
Governance Yes No [ ]
Managed configuration Yes No [ ]
Access tokens Yes No [ ]
Agent approvals & security Yes No [ ]
Remote connections Yes No [ ]
Windows support Yes Partial [~]
Cost tracking No Yes (forge info, conversation stats) [x] Usage struct with cost field. ForgeCode advantage

Configuration

Feature Codex CLI ForgeCode Status Notes
Config file Yes (codex.yaml) Yes [x]
Advanced config Yes Yes (forge config {set, get, list, path, migrate}) [x]
Environment variables Yes Yes [x]
Rules system Yes Yes (AGENTS.md + Policy) [x]
Speed optimization Yes No [ ]

Prompting & Customization

Feature Codex CLI ForgeCode Status Notes
Prompting guide Yes Yes (AGENTS.md) [x]
Customization options Yes Yes [x]
Slash commands Yes Yes [x]
Plan tool No Yes (PlanCreate) [x] ForgeCode advantage
Doom-loop detection No Yes (DoomLoopDetector) [x] Detects [A,A,A,A] and [A,B,C][A,B,C][A,B,C] patterns. ForgeCode advantage
Interactive fuzzy picker No Yes (forge select) [x] forge select {model, agent, provider, reasoning-effort, command, conversation, file}. ForgeCode advantage
Shell plugin No Yes (full ZSH plugin) [x] shell-plugin/ with theme, plugin, keyboard, dispatcher, actions, context, completion, highlight, config, helpers, bindings. ForgeCode advantage
Theme customization No Yes (forge.theme.zsh) [x] ForgeCode advantage
Structured data pipeline No Yes (forge data) [x] JSONL schema-constrained batches. ForgeCode advantage
AI commit messages No Yes (forge commit) [x] ForgeCode advantage
NL to shell No Yes (forge suggest) [x] ForgeCode advantage
Semantic code search No Yes (workspace query) [x] Embedding-based workspace search. ForgeCode advantage
Diagnostics No Yes (forge doctor, forge zsh doctor, forge logs) [x] ForgeCode advantage

Summary

ForgeCode already has: ~45 features
ForgeCode is missing: ~20 features
Partial implementation: ~3 features

Top Priority Missing Features (by impact)

  1. Web search tool (--search) - High value for real-time information
  2. Codex SDK - Critical for automation
  3. App server mode (headless) - Important for CI/CD automation
  4. GitHub Action - Important for CI/CD workflows
  5. Workflows (orchestrated multi-step) - High value for complex tasks
  6. Desktop app - Important for UX
  7. Web interface (Cloud) - Important for accessibility
  8. Memories / Chronicle - Important for persistent learning
  9. In-app browser - Important for web workflows
  10. Chrome extension - Important for browsing workflows

ForgeCode Unique Advantages (not in Codex CLI)

  • 43 provider support (vs Codex OpenAI-primary)
  • Multi-model routing across providers
  • MCP server mode + MCP OAuth (login/logout)
  • Semantic code search (workspace indexing via embeddings)
  • Doom-loop detection (automatic stuck-pattern breaker)
  • Interactive fuzzy picker (forge select)
  • Full shell plugin (ZSH theme, plugin, keyboard bindings, dispatcher, actions)
  • Plan tool (PlanCreate)
  • forge data (JSONL schema-constrained data processing pipeline)
  • forge commit (AI-generated commit messages)
  • forge suggest (NL to shell command)
  • Web fetch (built-in Fetch tool with robots.txt respect)
  • Checkpointing (fs_undo + forge_snaps)
  • Cost tracking (Usage + conversation stats)
  • Config migration (forge config migrate)
  • Diagnostics (forge doctor, forge zsh doctor, forge logs)
  • Theme customization (forge.theme.zsh)

Cross-references

Co-Authored-By: ForgeCode noreply@forgecode.dev

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