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September 2026

Workflow Playground removed

August 2026

Docker images for Daytona snapshots
Explicit succeed failure policy
Model stylesheet templates and failure routing
Empty run workspaces and more reliable Daytona activation
Run intents, additional repositories, and Venice search
Reliable sandbox pushes and Daytona recovery
Fireworks account failover
Reliable workflow dependency discovery
Content-addressed blob hashes
Exact workflow lineage
Immutable workflow versions
Safer workflow root paths
Run filters and live billing totals
Correct node visit limits
Faster Daytona edits and Kimi K3 Fast
Leaner run manifests and Qwen3.8 Max
Durable pull request creation

July 2026

DeepSeek, reusable subagents, and artifact downloads
Model-keyed fallback policies
Context-fed commands and portable fallbacks
Modal inference and structured review targets
Runtime fan-out and live parallel runs
CLI auth sessions move to SQLite
Consistent workspace globs and model-native agents
Shared-checkout parallelism, Fireworks, and agent chat
Provider-aware models and reliable agent control
Poolside Laguna and safer database migrations
Unified SQLite storage
GPT-5.6 models
Provider header interpolation
Trackpad navigation for run graphs
Private deployments with Tailscale Services
Workflow graph direction in run views
Faster web loading and run-time secret interpolation
MCP server settings and prepare-step environments

June 2026

Safer hooks and managed MCP servers
Runtime security updates
Docker diagnostics and remote provider login
OpenRouter branding in model settings
Variables in workflow prompts and goals
MCP transport interpolation
Amazon Bedrock support
Graph rendering for templated comments
Local environment working directories
Environment management in Settings
OpenRouter support
Completion cost estimates
Claude Fable 5 support
Workflow playground
Workflow templates scoped to prompt and goal
Embedded VNC session fix
Installer sandbox provider selection

May 2026

Workflows settings section
Scheduled automations
Automations in the web UI
Run variables and the Automations API
Integration readiness and run filters
Sandbox inventory, model tests, and run approvals
Run tools, sandbox controls, and richer run triage
Runs list, Slack notifications, and structured outputs
Ask Fabro sidebar, scoped run tools, and agent todos
Run-aware Ask Fabro, stage timing, and context
Settings pages, resource visibility, and pair sessions
Strict agent backends and explicit credentials
Run detail summaries and MCP parent tools
Agent sessions, run relationships, and sandbox visibility
Optional LLM setup and Daytona volumes
Configurable LLM providers, Slack reviews, and Daytona Dockerfiles
Managed run branches and validation fixes
ACP backend and Fabro MCP server
Sandbox tools, auth sessions, and Live Events
Sparse inputs, sandbox terminals, and run file diffs
Run Events, sandbox lifecycle, and typed interviews
Run debugger, sticky steering, and run filters
Run events, raw logs, and refreshable GitHub tokens
Mid-run steering, cancellable agents, and GitHub permissions
Smarter PRs, faster doctor checks, and GPT-5.5
Run links and Daytona scope checks
Answer blocked runs in the web app
Clearer failure diagnostics and deployment docs

April 2026

Command logs and precise stage outcomes
Faster preflight checks and clearer setup errors
Workflow-relative prompt files and sandbox metadata fixes
Install wizard sandbox selection and sandbox-native git metadata
Clone-based Docker sandboxes and per-run logs
Files Changed sidebar, settings panels, and install validation
Server-backed rewind, setup polish, and diff stats
Server secrets, fabro dump, and faster workflow finalization
Object-store setup in the installer
Install-first server startup and safer auth boundaries
GitHub CLI auth and web run controls
Run files, archived runs, and browser setup
Homebrew install, deployment guides, and hardened hosting
Curated landing output and Homebrew-aware upgrades
Server restart, runs page empty state, and prerelease upgrades
Live Web UI with real-time stage tracking
Vendored Graphviz, version command, and install improvements
Scripted install and local server auth
Provider credential auth and resolved settings
Unified template syntax
GitHub App owner selection
Settings v2 and events schema v2
Embedded web UI and fabro uninstall
Worker lifecycle hardening and object-backed artifacts
System management API and log rotation
Run lifecycle API refinement
Background server daemon
Server-backed web dashboard and event-sourced run state

March 2026

Global JSON output mode
CLI restructuring, shell completions, and API versioning
Dump export command
File-based workflow imports
fabro settings, preflight subcommand, and storage-dir
Pull request pipeline stage and resume reliability
Unlimited tool rounds and workflow syntax improvements
fabro resume subcommand
Anthropic fast mode and deep model testing
Composable run lifecycle: create, start, attach
Provider login, auto-detect provider, and fabro wait
Secret management and repo commands
OpenAI OAuth support and GPT-5.4 Mini
Auto-merge for PRs, three new lifecycle hooks, and styled workflow graphs
Run forking, self-update, and Docker-style fabro ps
fabro logs, background runs, and workflow scaffolding
.fabro file extension, human gate improvements, and user workflows
Simpler model stylesheets with provider auto-inference
SSH sandbox, skill installer, and fabro graph
One-line installer, MCP servers, and new CLI commands
Project config, fabro cp, fabro pr create, and exe.dev maturation
Lifecycle hooks, server mode, and auto-PR
Completions API, new sandbox providers, and sandbox.env
API restructuring and sandbox improvements
Slack interviews, hooks, model failover, and GPT-5.4
Concurrency limits, SSH access, and timer nodes
Authentication, setup wizard, and fabro doctor
Sessions and workflow improvements
Verifications, retrospectives, insights, and parallel branching

February 2026

Fabro web app and git checkpointing
MCP tool servers, web tools, and multi-CLI backends
Daytona cloud sandboxes and TOML run config
Skills system and secret redaction
Auto-compaction and run progress logs
First CLI, Docker sandboxing, and web dashboard

More

June 2026

Completion cost estimates

More

API

Completion responses now include catalog-estimated cost_usd and cost_source fields, including when a model alias is used

OpenRouter support

Claude Fable 5 support

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