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Building thoughtful software with AI.Notes from the systems behind the work.

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August 20, 2026article

Treat Continuity as a First-Class Product Capability

Durable events, state, memory, goals, attention, and decisions let products preserve coherent progress without turning context into unchecked authority.

continuity
product-design
3m read
July 18, 2026note

Plan by Meaning, Then Run by Contract

Let models propose task meaning while deterministic contracts decide which capabilities may run.

coding-philosophy
software-engineering
1m read
July 18, 2026article

Plan Tasks by Meaning, Not Keywords

Represent each request as a typed semantic task envelope containing objective, continuity, constraints, entities, evidence needs, capability inputs, dependencies, and completion criteria; let a model propose the plan, then validate it against executable contracts and fall back safely when planning fails.

semantic-planning
agents
4m read
March 14, 2026article

Build Guidance That Learns From Its Own Outcomes

Turn reusable guidance into a learning product with time-aware attribution, evidence-linked evaluation, versioned amendments, and preserved lineage.

ai-systems
agents
3m read
February 18, 2026article

Build a Library of Reusable Agent Skills From Real Work

Evidence-backed triggers, bounded procedures, portable sources, scenario tests, progressive discovery, and active curation turn workflow lessons into durable shared capability.

ai-systems
agents
3m read
February 17, 2026article

Build a Learning Loop for AI Workflows

Privacy-aware traces, structured facets, complementary evaluation, human review, and measured improvements turn completed AI-assisted work into shared capability.

ai-systems
agents
3m read
February 9, 2026article

Turn Repository Knowledge Into Versioned Agent Skills

Scoped contracts, least-privilege evidence, deterministic validation, human review, sandbox evaluation, and maintained releases turn repository judgment into reusable agent capability.

ai-systems
agents
3m read
January 30, 2026article

Evaluate Long Work by the Progress It Makes Along the Way

Semantic checkpoints, distinct progress dimensions, evidence-led adaptation, and direct outcome verification make long-work evaluation useful and humane.

ai-systems
evaluation
3m read
January 12, 2026article

Preserve Source Differences Behind One Stable Activity Contract

Capability-based readers, semantic normalization, stable identity, governed provenance, and conformance tests turn heterogeneous agent histories into one extensible activity model.

ai-systems
agents
3m read
December 14, 2025article

Persist the Review Run Before the Agent Starts Working

A Dec 11 implementation makes an AI review operation a first-class run: a trigger writes a typed database record and returns a run ID quickly, background execution receives a sandbox and durable log, and a status reader exposes the run state, recommendation, scores, findings, timestamps, and duration.

ai-systems
agents
6m read
December 7, 2025article

Route Ordinary-Language Requests into Focused AI Lanes

A small supervisor-led routing layer lets an AI service accept one request, hand it to the right specialist, and return a structured result.

ai-systems
agents
4m read
November 17, 2025article

Let Tool Modules Declare Their Own Identity

A shared metadata contract lets an AI workbench discover tool modules, explain them in the settings surface, and route enabled actions without maintaining a second hand-written index.

ai-systems
agents
5m read
November 12, 2025article

Tool Registries Need a Rooted Invocation Contract

A growing local toolset becomes safer to extend when discovery, argument transport, path authority, output limits, and failure semantics are shared by one explicit invocation contract.

ai-systems
agents
4m read
November 10, 2025article

Security Findings Need a Gated Remediation Pipeline

A security finding should not jump straight to a change. A tenant-scoped, rate-limited, observable pipeline can generate a proposed remediation while keeping every mutation reviewable.

ai-systems
security
4m read
November 5, 2025article

Asynchronous Agents Need Durable Evidence Streams

Long-running agent requests can return immediately without becoming opaque: persist the analysis and run first, then stream bounded evidence through a tenant-scoped background lifecycle.

ai-systems
agents
4m read
November 4, 2025article

Self-Improvement Needs Repository-Scoped Run Records

An agent can analyze the wrong codebase or lose its history when repository selection lives only in a request. Durable analysis records bind organization, repository, actor, status, evidence, and agent execution so self-improvement remains reviewable and tenant-safe.

ai-systems
agents
4m read
November 3, 2025article

Autonomous Improvement Agents Need a Control Plane

An agent that analyzes a codebase and proposes new capabilities can become an unsafe mutation loop without explicit state, dry-run defaults, credential scoping, durable evidence, and human review. A control plane turns self-improvement into a bounded workflow.

ai-systems
agents
4m read
November 3, 2025article

Teach an AI Agent the Repository’s Working Vocabulary

A repository-aware improvement loop analyzes a codebase, compares its existing agent capabilities with its actual stack, and turns the gaps into tailored skills and reviewable implementation changes.

ai-systems
agents
5m read
October 28, 2025article

Desktop Chat Shows the Answer While It Is Still Being Written

A model-backed desktop chat gained an incremental reply path that updates the assistant bubble as text arrives, then settles it into a completed message with useful metadata.

ai-systems
agents
6m read
October 6, 2025article

Agent Workflows Need Explicit Execution State

A reliable multi-agent workflow is a state machine, not a string of prompts. This case study shows how typed state, routing, bounded iteration, and synthesis make agent orchestration testable.

ai-systems
agents
3m read
May 8, 2025article

Improve the Answer Without Changing the Assignment

A robust AI controller can use rejection feedback to improve an answer while preserving the user's original authority, completion criteria, and evidence obligations.

ai-systems
agents
7m read
April 3, 2025article

Busy Transcripts Do Not Prove an Agent Finished

A canonical guide to evaluating agentic work from privacy-preserving evidence, ordered gates, and explicit limits rather than raw activity transcripts.

ai-systems
agents
5m read
March 29, 2025article

A Tool Catalog Describes Capability; Policy Grants Authority

A canonical guide to describing, discovering, selecting, and safely invoking tools in a local coding agent.

ai-systems
agents
4m read
March 27, 2025article

Seeing an Event Should Never Grant a Hook New Authority

A source-neutral account of how typed event registries and constrained hook runners make local agent lifecycle behavior testable without confusing observation with permission.

ai-systems
agents
4m read