Brennan Benson a375936c04 feat(agent-launch): let a caller reserve the pane its terminal launch creates (#22291)
* feat(agent-launch): let a caller reserve the pane its terminal launch creates

* fix(agent-launch): refuse a launch whose reserved pane is already live

* fix(agent-launch): refuse a live reserved pane before it is revealed

The live-pane refusal used to fire in the executor, after createTerminal
had already issued a handle, published the mobile snapshot and revealed
the tab. The reveal re-registered a fresh launch config over the running
agent's. agent.launch now passes requireFreshPane with a reserved pane,
and createTerminal throws AgentLaunchPaneAlreadyLiveError as soon as
spawn reports it attached to a live pane. That is before any handle,
snapshot or reveal. The spawn reattach itself is the one terminal.create
already uses, so the live PTY is never killed, and the stable-pane
create claim is still released in finally. The isReattach plumbing
added to the launch factory for the old check is gone.

A replay-safe launch refused this way on an existing workspace now
records a failed ledger row, the same way a name collision does.
Before, the row stayed claimed, so every retry got
agent_session_operation_unknown. agent.launchReplay passes the code
through. On create-worktree the workspace already exists when the
terminal is refused, so the row stays unknown. The code is added to
the runtime passthrough list so callers can branch on it.

The pane key is now in the replay fingerprint, deliberately. It is not
placement: group, anchor and focus still stay out of the request and
out of the ledger. It is identity. It is written into the pane's PTY
environment and names the tab the caller has placed. A retry that
reserved a different pane is therefore a different request. Replaying
the first answer would return a key the new reservation can never
find. This matches terminal.createAgentSession, which also fingerprints
its tab and leaf ids. The key is only folded in when present, so every
existing digest is unchanged, and a test pins that.

The wire schema now refuses a tab id the runtime would not adopt as
sent: one with surrounding whitespace, which the runtime trims, and one
longer than 512 characters, which the spawn reservation does not key
on. It reuses the tab-id schema that Placement uses.

* test(agent-launch): pin that a refused live pane issues no handle

The refusal test named handle issuance but only asserted the reveal, so a
throw moved to just before the reveal would still pass. Assert no terminal
is registered, with the attach test as the positive control.
2026-09-23 10:18:16 -07:00
2026-09-23 12:37:55 +00:00
2026-05-04 20:42:03 -07:00
2026-03-16 22:27:51 -07:00
2026-03-28 10:19:14 -07:00

Orca Orca

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The AI Orchestrator for 100x builders.
Run Codex, ClaudeCode, OpenCode or Pi side-by-side — each in its own worktree, tracked in one place.

Download Orca

Orca desktop app running agents in parallel worktrees, with the Orca mobile companion app in the corner

Features

Mobile Companion

Monitor and steer your agents from your phone — get notified when an agent finishes and send follow-ups from anywhere.

iOS App Store · TestFlight · Android APK 0.0.50 · Docs →

Orca desktop with the mobile companion app

Parallel Worktrees

Fan one prompt across five agents, each in its own isolated git worktree — compare the results and merge the winner.

Docs →

Parallel worktree orchestration

Terminal Splits

Ghostty-class terminals with WebGL rendering, infinite splits, and scrollback that survives restarts.

Docs →

Terminal splits

Design Mode

Click any UI element in a real Chromium window to send its HTML, CSS, and a cropped screenshot straight into your agent's prompt.

Docs →

Embedded browser and Design Mode

GitHub & Linear, Native

Browse PRs, issues, and project boards in-app — open a worktree from any task and review without a context switch.

Docs →

GitHub and Linear task workflows in Orca

SSH Worktrees

Run agents on a beefy remote box with full file editing, git, and terminals — auto-reconnect and port forwarding included.

Docs →

Remote worktrees over SSH

Annotate AI Diffs

Drop comments on any diff line and ship them back to the agent — review, edit, and commit without leaving Orca.

Docs →

Annotate AI-generated diffs

Drag Files to Agents

VS Code's editor with autosave everywhere — drag files or images straight into an agent prompt.

Docs →

Drag files and images into an agent prompt

Orca CLI

Agents drive Orca too — script every workflow with orca worktree create, snapshot, click, and fill.

Docs →

Script Orca from the CLI

Also in the box:

  • Quick open — Search across worktrees, files, agents, commands, and repo context without leaving your flow.
  • Account switcher & usage tracking — See Claude and Codex usage and rate-limit resets, and hot-swap accounts without re-logging in.
  • Rich repo previews — Preview Markdown, images, PDFs, and repo docs in the workspace.
  • Computer Use — Let agents operate desktop apps and visible UI when a workflow needs real interaction.
  • Notifications and unread state — Know when an agent finishes or needs attention, then mark threads unread to come back later.
  • And many, many more — we ship daily, so this list is perpetually behind. The changelog is the real feature list.

Supported Agents

Works with any CLI agent — if it runs in a terminal, it runs in Orca.

Claude Code logo Claude Code   Codex logo Codex   Grok logo Grok   Cursor logo Cursor   GitHub Copilot logo GitHub Copilot   Muse logo Muse   OpenCode logo OpenCode   MiMo Code logo MiMo Code   Amp logo Amp   OpenClaude logo OpenClaude   Antigravity logo Antigravity   Pi logo Pi   oh-my-pi logo oh-my-pi   Hermes Agent logo Hermes Agent   Devin logo Devin   Goose logo Goose   Auggie logo Auggie   Autohand Code logo Autohand Code   Charm logo Charm   Cline logo Cline   Codebuff logo Codebuff   Freebuff logo Freebuff   Command Code logo Command Code   Continue logo Continue   Droid logo Droid   Kilocode logo Kilocode   Kimi logo Kimi   Kiro logo Kiro   Mistral Vibe logo Mistral Vibe   Qwen Code logo Qwen Code   Rovo Dev logo Rovo Dev   Muse logo Muse   + any CLI agent


Install

Desktop — macOS, Windows, Linux

Or via a package manager:

# macOS (Homebrew)
brew install --cask stablyai/orca/orca

# Arch Linux (AUR) — or stably-orca-git to build from source
yay -S stably-orca-bin

Mobile Companion — iOS, Android

Pair with your desktop app to monitor and steer your agents from your phone.


Community & Support

  • Discord: Join the community on Discord.

  • Twitter / X: Follow @orca_build for updates and announcements.

  • WeChat: Scan to join the Orca community WeChat group 10.

    WeChat group 10 QR code for the Orca community
  • Feedback & Ideas: We ship fast. Missing something? Request a new feature.

  • Privacy: See the privacy & telemetry docs for what anonymous usage data Orca collects and how to opt out.

  • Show Support: Star this repo to follow along with our daily ships.


Developing

Want to contribute or run locally? See our CONTRIBUTING.md guide.

The relay that pairs the mobile app with a desktop host is also in this repository under cloud/, with a separate pnpm workspace and setup guide.

Orca contributors

GitHub star history chart for stablyai/orca

Signed Builds

Windows code signing sponored/provided by SignPath.io, certificate by SignPath Foundation.

License

Orca is free and open source under the MIT License.

S
Description
Orca is the ADE for working with a fleet of parallel agents. Run any coding agent with your own subscription. Available on desktop, mobile and remote runtime.
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