System breakdown

Inside Deep Agents: Harness Engine, DeltaChannel Checkpointing & Composite Filesystem Architecture

A production teardown of Deep Agents and Deep Agents Code (dcode)—analyzing DeltaChannel O(N) checkpoint scaling, composite virtual filesystem routing, the 10-stage middleware engine, and terminal client-server architecture.

20 min read Verified 2026-08-31 2 primary sources
Canonical System Breakdown
Deep Agents Harness, DeltaChannel Checkpointing & Composite Filesystem Architecture
RELEASE v0.7.6
2 CHAPTERS · 8 NODES · 6 EDGES
Ingress Security
HMAC SHA256
Constant-time verify (<50ms)
Async Queueing
Sidekiq + Redis
Multi-queue priority isolation
Real-time Fanout
ActionCable Pub/Sub
Redis backplane state broadcast
AI Action Engine
ActionService LLM
Streaming copilot replies (SSE)
Core Stack:Rails 7.1Sidekiq 7Redis 7.2PostgreSQL 16Vue.js 3
5 Verified Architectural Claims
Archify Interactive Mapv2.16.0

Inside Deep Agents: Harness Engine, DeltaChannel Checkpointing & Composite Filesystem Architecture — Archify Interactive System Map

Hotkeys:R Route ProbeL Role LensP Play StoryS Visual StyleT ThemeF Stage