v1.21.1 CLI
Windows dev server fix
Fixes a bug where helix dev failed to start on Windows due to incorrect file-path handling.
- Fixed
helix devmishandled Windows file paths, which prevented the local dev server from starting…
Releases
What shipped, newest first. Each entry leads with the changes that affect how you build, then lists the rest. Open a release for the full detail.
@trayai/helix-cli and
@trayai/helix-sdk are released together and share a version.
Install matching versions.
November 2026
v1.19.0 SDK
Leaner execution logging
Deployed functions now produce less logging overhead, improving performance and reducing noise in your logs.
- Changed Leaner execution logging for deployed functions
October 2026
v1.17.1 CLI
MCP command fix
Fixes an issue with the helix mcp command in the CLI so it works as expected again.
- Fixed
helix mcp
v1.16.0 CLI · SDK
Zod 4 support
Define your Helix schemas with Zod 4. New projects scaffold it, and existing Zod 3 projects keep working, so you can migrate when it suits you.
- Changed Zod 4 support
Dashboard
Find your apps in the App Library
Open every live app shared with you from one page. The App Library shows apps from across your organization, with search and a personal Favorites list.
- Added One place for every app you can open
- Added Star the apps you use most
v1.15.0 CLI
Quickly connect an auth service
When you name any service Helix supports, helix auth connect --new <service> now opens the dashboard straight to that service's authentication form.
- Changed
helix auth connect --new <service>pre-selects the service
v1.14.0 CLI · SDK
User email and name on identity
Your functions and agent tools now receive the caller's email and name on ctx.identity, plus a new MockContext type for testing.
- Added
ctx.identity.user.emailandctx.identity.user.name
v1.13.2 CLI
Dependency security patches
The CLI's bundled dependencies have been updated to their latest patched versions, covering recent security fixes.
- Changed Updated the CLI's bundled dependencies to patched releases (
@modelcontextprotocol/sdk1.32…
Platform
Background jobs run for 15 minutes
Scheduled functions and async function calls can now run for up to 15 minutes per run, up from 3, so long syncs, imports, and batch AI work fit in one run.
- Changed Scheduled functions run for up to 15 minutes
- Changed Async function calls run for up to 15 minutes
v1.13.1 CLI · SDK
Handler time limit documented
Clarifies the 15-minute maximum execution time for scheduled functions and ctx.callFunctionAsync handlers.
- Changed Documented the 15-minute handler time limit for scheduled functions and
ctx.callFunctionAsync…
v1.13.0 CLI · SDK
Agents
Define agents with tools, instructions, and memory in code, run them from any function with ctx.agent(), and govern them from the dashboard with approval controls and an audit trail.
- Added
defineAgentanddefineTool - Added
ctx.agent(name).generate()and sessions - Added Tool approval pauses an agent for a human
v1.8.0 SDK
Amazon Bedrock support for AI
You can now use Amazon Bedrock models through ctx.ai and in your agents, expanding your choice of AI providers.
- Added Amazon Bedrock support in
ctx.aiand agents
v1.7.0 CLI
Live execution logs in the CLI
You can now stream and inspect execution logs directly from the CLI, and AI assistants can query executions through new MCP tools.
- Added
helix logs
v1.6.0 CLI · SDK
MCP tooling and SDK updates
A new MCP tool lets agents list authentication templates, alongside internal SDK improvements for the CLI.
- Added
tray_list_authentication_templatesMCP tool
September 2026
v1.4.0 SDK
Consistent ctx.http defaults
Plain ctx.http calls now enforce HTTPS-only and disable automatic redirects, matching the rest of the SDK.
- Changed Plain
ctx.httpcalls now share the samehttps:-only and no-auto-redirect behavior as…
v1.3.0 CLI
Deploy from CI
helix ci init generates a GitHub Actions workflow that deploys your project, helix deploy --wait fails the job when a deployment fails, and TRAY_CLI_TOKEN signs the CLI in without a browser.
- Added
helix ci initgenerates your deploy workflow - Added
helix deploy --waitwaits for the rollout - Added
TRAY_CLI_TOKENfor headless use
Dashboard
Restore and download deployments
Go back to an earlier version of a project from the dashboard's Deployments tab. Restore rebuilds a previous deployment as a new one, and Download fetches the source any deployment was built from.
- Added Restore a previous deployment
- Added Download a deployment's source
v1.0.0 CLI · SDK
Stable release of the CLI and SDK
The Helix CLI and SDK reach 1.0.0, the stable release of both libraries. The published API is settled, and changes from here follow semantic versioning.
- Changed
@trayai/helix-cli1.0.0 is a stable release
v0.115.0 CLI · SDK
Multi-region support
Deploy to EU1, AP1, and AP2 regions alongside the existing US1 region, with updated CLI commands and configuration to match.
- Added EU1, AP1, and AP2 regions
v0.114.0 CLI · SDK
AI gateway and usage tracking
Call AI models from your functions with ctx.ai, and track spend per workspace with helix ai usage.
- Added AI gateway -
ctx.ai
v0.113.0 CLI · SDK
Dependency age checks on deploy
New projects and deployments now verify dependency freshness, and Node.js 24.19.0 or newer is required.
- Added New projects only install dependencies older than 7 days
v0.112.1 CLI
Clearer logout confirmation
helix logout now tells you which account was signed out, so you can confirm the right session ended.
- Changed
helix logoutnow names the account it signed out - for example✓ Logged out (you@example.com)…
v0.112.0 CLI · SDK
Async function calls
Call other Helix functions asynchronously from within a function, and trace the chain with ctx.parentExecutionId.
- Added Async function calls
August 2026
v0.109.0 CLI
CLI proxy and TLS support
The CLI now works correctly on networks that route traffic through an HTTP proxy or perform TLS inspection.
- Fixed The CLI now works on corporate networks that send traffic through an HTTP proxy or inspect HTTPS
v0.108.0 CLI
Windows init fix
You can now run helix init on Windows without administrator rights or Developer Mode enabled.
- Fixed
helix initno longer requires administrator rights (or enabling Developer Mode) on Windows to…
v0.107.0 SDK
KV store TTL option refined
The ttl option on ctx.kv().setItem now supports three distinct states, giving you finer control over expiration behavior.
- Changed
ctx.kv().setItem'sttloption is now three-state
v0.106.0 CLI
CLI install warning resolved
Installing the CLI no longer shows a dependency deprecation warning, giving you a cleaner setup experience.
- Fixed Installing the CLI no longer prints an npm deprecation warning for
glob@10.5.0
v0.105.0 CLI
Stricter auth checks in CLI
Commands that require authentication now verify your session more thoroughly before proceeding.
- Changed
helix login- and the commands it gates (helix init,helix dev,helix deploy) - now check…
v0.104.0 CLI
Login required for core commands
Running helix init, helix dev, and helix deploy now requires authentication, automatically prompting login when needed.
- Changed
helix init,helix dev, andhelix deploynow require you to be logged in - they start the…
v0.103.0 CLI · SDK
Signed URLs with s3Sign
s3Sign() on an authed AWS credential returns a signed, time-limited object URL, so browsers and services upload or download directly. A matching MCP tool mints one from chat.
- Added Signed object URLs with
s3Sign
Dashboard
Project URLs in the dashboard
Give a deployed project a readable address from the dashboard. An org admin sets one namespace, each project takes an alias, and the app answers at a name instead of its project ID.
- Added Set a readable address for a project
v0.93.0 CLI · SDK
Scheduled functions
Functions under functions/_scheduled/ can run on a cron schedule instead of an HTTP route. Schedules fire on the deployed platform, not in local dev.
- Added Run a function on a cron schedule
- Added Schedule handlers get a ScheduleContext
v0.92.0 CLI · SDK
Binary request and response bodies
Authenticated calls carry bodies byte for byte, so binary uploads and downloads work end to end. Redirects come back to you instead of being followed.
- Changed
ctx.http.authed()sends and returns bodies verbatim - Changed Response bodies are decoded by content type
v0.91.0 CLI
Connect a new authentication
helix auth connect --new creates the credential in the browser and wires it into your project in one command, instead of leaving you to do both halves.
- Added
helix auth connect --newcreates and wires a credential in one command
v0.90.0 CLI · SDK
getContext returns PlatformContext
getContext() now returns the canonical execution context, so request-specific fields are optional and need a presence check. Handler parameters are unaffected.
- Changed
getContext()returnsPlatformContextinstead ofTrayContext
v0.89.0 SDK
The schedule retry flag is gone
ctx.trigger.isRetry has been removed rather than kept as a value the platform cannot populate honestly. Schedule handlers must be idempotent.
- Removed
ctx.trigger.isRetryfor scheduled functions
v0.88.0 CLI
Auth alias writes are atomic
Two auth aliases written at once could silently lose one of them. Writes are now serialized, and an alias may match a key used elsewhere in the config.
- Fixed Concurrent auth alias writes no longer drop an alias
v0.86.0 CLI
The platform enforces auth limits
helix deploy no longer refuses a project with more than 100 authentications before uploading. The platform decides, and says so if it rejects one.
- Changed
helix deployno longer enforces an authentication count limit locally
v0.85.0 CLI
Browser sign-in by default
helix login signs you in through your browser unless you ask for something else. The Chrome-session and pasted-token flow is still there behind a flag.
- Changed
helix loginsigns you in through your browser by default
v0.83.0 CLI · SDK
Dashboard moves to app.helix.tray.ai
The dashboard link printed after helix deploy now points at app.helix.tray.ai. No public API changed in either package.
- Changed The post-deploy dashboard link points at
app.helix.tray.ai
July 2026
v0.82.0 CLI
Logout revokes browser tokens
helix logout now revokes a browser sign-in server side, not just on your machine. Chrome-session tokens are still removed locally only, as before.
- Changed
helix logoutrevokes tokens obtained through browser sign-in
v0.80.0 CLI · SDK
Browser sign-in arrives
helix login --method oauth signs you in through your browser using OAuth 2.0 with PKCE. The default login method is unchanged in this release.
- Added
helix login --method oauthsigns you in through your browser
v0.72.0 SDK
Full payloads on traces
Spans now carry the whole operation payload rather than summary fields, so a trace shows what was actually sent and returned. Sensitive headers are redacted.
- Added Spans carry full request and response payloads
v0.70.0 CLI · SDK
One frontend scaffold
helix init --with-app now scaffolds a bare Vite and React frontend with plain CSS. The --raw-ui and --no-ui flags are gone.
- Removed
helix init's--raw-uiand--no-uiflags
v0.69.2 CLI
Favicon in scaffolded apps
helix init --with-app scaffolds a default favicon, so a generated project no longer logs a repeated 404 for the icon on every page load.
- Fixed
helix init --with-appscaffolds a default favicon
v0.63.0 CLI · SDK
First early-access release
The first early-access release of the Helix CLI and SDK: scaffold a project, run it locally, deploy it with one command, and build with an AI assistant.
- Added Scaffold, run, and deploy a project from the CLI
- Added An AI context layer in every scaffolded project
- Added Credentials by alias, never in your code
Looking for what Helix can do today rather than what changed? See limits and roadmap.