Home Resources Engine AI assistants
Ultimate Engine CoPilot
Paid Unreal Engine plugin for AI agents in the editor
- Best for
- Unreal Engine 5 developers who want an AI agent to build Blueprints, C++ and levels inside the editor
- Makes
- Blueprints, C++, levels, materials and other content inside your Unreal project
- Made by
- BlueprintsLab
- Where you use it
- Unreal Editor, Windows, macOS, Linux
- Engines
- Unreal Engine
- Pricing
- One-time license $284.99 per seat (bring your own AI); Indie $25/month and Studio $80/month (shown as reduced from $100) with monthly AI tokens; annual billing $250 and $800 a year (as of October 2026)
- Open source
- No
- Export
- What it builds is ordinary content in your Unreal project; its FAQ says almost nothing from the plugin ends up in the packaged game because its modules are editor-only
- Status
- Available
Ultimate Engine CoPilot is a paid AI plugin for Unreal Engine 5 from BlueprintsLab, which says it's built by two developers. The company says it adds 1,655 editor tools across 37 extensions, so an agent can build Blueprints, C++, VFX, levels, UI, animation and cinematics inside the editor, then compile, play-test and check the result.
According to BlueprintsLab's V2 press release, a Crew mode splits the work between a Planner, a Worker and a Reviewer, each on its own model, and a step only counts as done once the Reviewer passes it. The company also lists Blueprint-to-C++ conversion, multiplayer play tests with up to 8 clients, Unreal Insights profiling, diffs and undo for AI edits, and support for Git, Perforce and Diversion.
You choose where the AI comes from: BlueprintsLab's hosted BpLabs Premium model on a paid plan, your own API key, a local model through Ollama or LM Studio, or a coding agent. The FAQ says it runs Claude Code, Codex, Gemini CLI and GitHub Copilot inside the editor, and runs an MCP server for clients such as Cursor. The getting-started docs list Unreal Engine 5.5 to 5.8 on Windows, macOS and x86_64 Linux, but the changelog says the newest build, V2.3.5, is only for Windows on UE 5.6 to 5.8; macOS, Linux and UE 5.5 stay on V2.3.0.
As of October 2026, the pricing page lists a one-time license at $284.99 per seat (bring your own AI), Indie at $25 a month with 50M tokens, and Studio at $80 a month with 150M tokens. V2 is a free update for earlier buyers, including on Fab.
These feature and usage claims are BlueprintsLab's own and unverified; AIGamer hasn't tested the plugin.
Release history
- July 26, 2025: first version (V0.0.1) launched on Fab, then named Ultimate Blueprint Generator (changelog, press release)
- April 2026: V1.0 leaves beta under the Ultimate Engine CoPilot name (changelog)
- September 30, 2026: V2.0.0 released (changelog)
- October 2, 2026: BlueprintsLab announces V2 in a press release (ABNewswire)
- October 21, 2026: V2.3.5 released for Windows on UE 5.6 to 5.8 (changelog)
Plans and pricing
| Plan | Price | What you get |
|---|---|---|
| License | $284.99 per seat, one time | Bring your own AI key, agent or local model; no tokens included; volume discounts of 7% (2 seats) up to 20% (10+ seats) |
| Indie | $25/month, or $250/year ($20.83/month) | 50M AI tokens a month, 1 seat |
| Studio | $80/month (shown as reduced from $100), or $800/year ($66.67/month) | 150M AI tokens a month, 1 seat; private support channels included |
| Teams | Custom quote | Whole team on one invoice; volume discount up to 20% |
From Ultimate Engine CoPilot's own pricing page, checked 29 October 2026. Prices change; check before you buy.
Limitation: The macOS build isn't notarized by Apple yet, so a copy downloaded through a browser needs a Terminal command before the editor will load it, per the getting-started docs.
FAQ
How much does Ultimate Engine CoPilot cost?
As of October 2026, its pricing page lists a one-time license at $284.99 per seat (bring your own AI), Indie at $25 a month ($250 a year) and Studio at $80 a month ($800 a year) with AI tokens included, and custom Teams pricing.
Which Unreal Engine versions does Ultimate Engine CoPilot support?
Unreal Engine 5.5, 5.6, 5.7 and 5.8, on Windows 10 or 11 (64-bit), macOS (Apple Silicon or Intel) and x86_64 Linux, according to its getting-started docs and FAQ. The MetaHuman extension needs UE 5.7 or newer.
Can I use Claude Code or a local model with it?
Yes. The docs say it runs Claude Code, Codex, Gemini CLI and GitHub Copilot inside the editor, and supports local models through Ollama, LM Studio or any OpenAI-compatible server.
Is Ultimate Engine CoPilot on Fab?
It has been sold on Fab, and the docs say Fab buyers can activate it with their Fab order ID and get version 2 as a free update after linking the order to a gamedevcore.com account.
Sources
Compiled by AIGamer from Ultimate Engine CoPilot's own pages and the sources below, checked 29 October 2026. We haven't tested Ultimate Engine CoPilot hands-on.
- BlueprintsLab: Ultimate Engine CoPilot homepage
- BlueprintsLab: Pricing
- BlueprintsLab: Getting Started (docs)
- BlueprintsLab: Frequently Asked Questions (docs)
- BlueprintsLab: Docs home
- BlueprintsLab: Changelog (docs)
- BlueprintsLab (press release via PressReleaseCC): Ultimate Engine CoPilot V2 press release
- ABNewswire: Ultimate Engine CoPilot V2 press release (mirror)
Image: BlueprintsLab
Written in our own words; quotes are marked and credited. How we report