Docs Worth Reading.
Editorial documentation for Lumen AI — written by the engineers who built it. Every example runs. Every API is type-checked. Every guide is dated.
Search docs ask a question paste an error...
2.4.0
major
MAY 14, 2026
Voice rooms, refactor-bot 2, and a 3× faster type-checker.
Our biggest release of the year. Voice rooms ship in beta pair-programming over voice with shared cursors, with a button to record-and-summarize the session. Refactor-bot gets its second-generation planner. The type-checker is now three times faster on cold starts.
NEW
Voice rooms pair-program over voice with live cursors, shared terminal, and AI summarised transcripts.
NEW
Refactor-bot v2 with cross-file structural pattern matching. Try
⌘⇧R
IMPROVED
Incremental type-checker is now 3.2× faster on cold starts. Bench in
forge bench tc
IMPROVED
Build cache hit rate up from 94.1% to 98.4% on average across all teams.
FIXED
Race condition in agent queue when running >50 concurrent agents on a single repo.
2.3.4
patch
APR 30, 2026
Quality-of-life patch.
Small but mighty. Twenty-three editor fixes, two build-engine improvements, one long-requested settings UI overhaul.
IMPROVED
Settings UI rebuilt search-first, with live preview for every keystroke.
IMPROVED
Multi-cursor now skips folded regions correctly.
FIXED
Editor occasionally lost cursor position on file rename. Reproducible only on file systems with case-insensitive volumes.
FIXED
Build engine now respects NODE_OPTIONS when spawning workers.
FIXED
Terminal copy-on-select no longer trims trailing whitespace.
2.3.0
major
APR 16, 2026
Agent policies, audit logs, and SOC 2 Type II.
The release we wrote for the security teams. Per-agent policies move out of beta and into the GA core. Every agent action now writes to a signed audit log streamable to your SIEM. SOC 2 Type II report is published.
NEW
Agent policies GA path allowlists, branch protection, token + time budgets, required reviewers.
NEW
Audit logs every agent action signed and streamable to Datadog, Splunk, or S3.
SECURITY
SOC 2 Type II report now available · request via
compliance@forge.dev
SECURITY
SCIM provisioning for Okta and Google Workspace.
BREAKING
forge.config.ts
agent schema changed see migration guide.
2.2.0
minor
MAR 26, 2026
Build engine: 14-region edge.
We doubled the number of edge regions and rebuilt the artifact upload pipeline. Cold deploys to all 14 regions are now under 90 seconds last quarter's number was 4 minutes.
NEW
14-region edge deploys including
af-south-1
me-central-1
il-central-1
IMPROVED
Artifact upload pipeline rewritten cold deploys 4m → 90s.
IMPROVED
Canary rollout now has automatic-rollback on error-rate threshold.
FIXED
Edge router occasionally pinned traffic to a single region during deploy.
2.1.0
minor
MAR 05, 2026
Command palette gets ⌘K everywhere.
The command palette is now context-aware open it in a PR view, you get PR commands; in the terminal, terminal commands; in a doc, navigation commands. 200+ actions, fuzzy-searched in one input.
NEW
Context-aware command palette · ⌘K from anywhere.
NEW
Test-gen agent ships in beta write tests for uncovered branches.
IMPROVED
AI completions stream 28% faster on average (sub-50ms p50).
FIXED
Diff view rendered wrong line numbers for files with mixed CRLF/LF.
2.0.0
major
FEB 12, 2026
Lumen 2.0 — the Rust rewrite.
The build engine and language server are now native Rust. Cold builds drop from 4.2s to 0.84s. The editor itself remains TypeScript on top of our existing renderer for now. We'll talk about the renderer rewrite in 2027.
NEW
Build engine rewritten in Rust. Median cold build: 4.2s → 0.84s
NEW
Language server rewritten in Rust. Type-check incremental hit rate up to 99%.
NEW
Content-addressable shared build cache (free tier 1 GB).
BREAKING
Drops support for macOS 12. macOS 13+ required.
BREAKING
.forgeconfig.json
renamed to
forge.config.ts
Auto-migration available.
1.9.0
minor
JAN 22, 2026
Migrate-bot and SAML SSO.
The agent that finally makes version bumps painless, plus the auth feature every Business customer asked for in the same week.
NEW
Migrate-bot walks Next 14→15, Postgres 15→16, Rails 7→8 with risk notes.
NEW
SAML SSO support Okta, Google, Azure AD.
IMPROVED
PR-bot now drafts PRs in <30s for tickets with clear scope.
1.8.0
minor
JAN 08, 2026
The offline release.
Lumen now works fully offline. The editor, the AI, the build engine all local-first by default. Your code never leaves your machine unless you tell it to.
NEW
Fully offline editor & AI. Local LLM bundled (3.8 GB, optional).
NEW
Vim & Emacs keymaps shipped as first-class presets.
IMPROVED
Memory usage on idle dropped 32% the editor no longer eats your laptop.
