Project 42 Field Guide

Answers for the work in front of you.

Practical references with visible sources and verification dates. Check a workflow, copy a reusable template, troubleshoot a failure, or compare providers without working through a full course.

Showing 91 of 91 resources

ReferenceReference

AI Glossary

Plain-language definitions for models, prompts, context, agents, tools, retrieval, and evaluations.

Core concept
Audience
Learner, Practitioner
Level
Beginner
Prerequisites
None
Owner
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ChecklistChecklist

Prompt Checklist

A compact preflight for tasks, context, constraints, output, and verification.

Core concept
Audience
Learner, Practitioner
Level
Beginner
Prerequisites
None
Owner
Project42 Editorial
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ChecklistChecklist

Agent Safety Checklist

Permission, data, verification, logging, and rollback questions before an agent acts.

Core concept
Audience
Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
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Decision toolDecision Path

Provider Decision Card

A reusable comparison card for quality, cost, data, tools, and operations.

AnthropicOpenAIGoogle
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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How-toTemplate

Daily AI Task Starter

A reusable prompt and working loop for turning ordinary work into a clear, verifiable AI task.

Core concept
Audience
Learner, Practitioner
Level
Beginner
Prerequisites
None
Owner
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How-toPlaybook

Context Budget Playbook

Keep long AI sessions focused by loading the smallest useful working set and refreshing stale context deliberately.

Core conceptAnthropicOpenAI
Audience
Practitioner, Developer
Level
Intermediate
Prerequisites
1 listed
Owner
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Decision toolDecision Path

AI Output Verification Ladder

Choose a level of checking that matches the claim, uncertainty, and consequence of the work.

Core concept
Audience
Learner, Practitioner, Developer
Level
Beginner
Prerequisites
None
Owner
Project42 Editorial
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AI service operationsDecision Path

AI Gateway vs. Direct Provider Decision

Decide whether an AI gateway earns its additional trust, latency, cost, and failure boundary through enforceable governance or operational value.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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AI service operationsChecklist

AI Service Authentication and Billing Readiness

Prepare a provider API project with separate human and workload identities, least-privilege credentials, billing ownership, limits, monitoring, and tested rotation.

Core concept
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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AI service operationsPlaybook

Generative AI Cost Control Runbook

Attribute, forecast, constrain, investigate, and optimize AI usage without trading away required quality, safety, or reliability.

Core concept
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
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AI service operationsDecision Path

AI Observability Platform Selection Guide

Select telemetry standards and products from the decisions operators must make, while minimizing sensitive-content collection and vendor lock-in.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding agentsChecklist

AI-Assisted Code Review Checklist

Review AI-assisted changes for correctness, security, evidence, maintainability, and scope without treating model output as approval.

Core conceptAnthropicOpenAIGoogle
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
2 listed
Owner
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AI coding agentsDecision Path

AI Coding-Agent Permission Boundaries

Define least-privilege tool access, trust boundaries, approval gates, and postconditions for coding-agent work.

Core conceptAnthropicOpenAIGoogle
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
2 listed
Owner
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AI coding agentsTemplate

AI Coding-Agent Work Plan Template

Turn a requested outcome into a bounded, dependency-aware plan with acceptance evidence and explicit approval gates.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer, Operator, Leader
Level
Beginner
Prerequisites
2 listed
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AI coding agentsPlaybook

Implementation Evidence Loop

Implement coding-agent changes in small increments that continuously prove scope, behavior, safety, and recoverability.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
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AI coding agentsChecklist

Repository Orientation Checklist

Build a verified map of a repository before asking an AI coding agent to plan or modify it.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
1 listed
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AI coding agentsTemplate

Test and Debug Handoff

Transfer a failing or partially verified coding-agent change with a reproducible state, bounded hypothesis, and clear next action.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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AI coding toolsReference

Aider Operating Card

Use Aider as a Git-aware terminal pair programmer with an explicit model, file set, test loop, and recovery checkpoint.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
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AI coding toolsReference

Claude Code Operating Card

Choose and operate Claude Code with explicit repository scope, permissions, verification, and recovery.

Anthropic
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
2 listed
Owner
Project42 Editorial
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AI coding toolsReference

Cline Operating Card

Use Cline with a deliberate Plan-to-Act transition, reviewed approvals, independent Git history, and checkpoint-aware recovery.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
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AI coding toolsReference

Codex CLI Operating Card

Choose and operate Codex CLI with bounded workspace permissions, reviewed actions, and reproducible verification.

OpenAI
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
2 listed
Owner
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AI coding toolsReference

Continue Operating Card

Configure Continue agents with explicit models, rules, tools, secrets, and a reproducible workspace-level verification loop.

Core concept
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
3 listed
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AI coding toolsReference

Cursor Operating Card

Use Cursor Agent with scoped rules, reviewed terminal actions and diffs, deliberate privacy settings, and checkpoint-backed recovery.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
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AI coding toolsReference

Devin Operating Card

Delegate bounded repository work to Devin with explicit success criteria, reviewed knowledge and playbooks, and pull-request evidence.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

Gemini CLI Operating Card

Choose and operate Gemini CLI with an explicit authentication path, tool boundary, sandbox decision, and recovery plan.

Google
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
2 listed
Owner
Project42 Editorial
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AI coding toolsReference

GitHub Copilot Operating Card

Use GitHub Copilot chat, coding agent, CLI, and code review with repository instructions, branch protection, and human validation.

Core concept
Audience
Practitioner, Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

Jules Operating Card

Use Jules for reviewed GitHub tasks in an isolated environment with repository-specific setup, plan approval, and branch evidence.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

Kilo Code Operating Card

Use Kilo Code modes, agent rules, approvals, and snapshots as a scoped workflow with independent Git and test verification.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

OpenClaw Operating Card

Operate OpenClaw as a self-hosted agent gateway with explicit channels, tools, sandboxing, credentials, health checks, and rollback.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

OpenCode Operating Card

Use OpenCode with version-correct permission rules, scoped agents, protected secrets, and a reviewed terminal evidence loop.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

Roo Code Operating Card

Use Roo Code modes, checkpoints, and granular approvals without treating auto-approval as a substitute for scope and review.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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AI coding toolsReference

Windsurf Operating Card

Use Windsurf Cascade with scoped Code and Chat modes, durable rules, reviewed tools, and named checkpoint recovery.

Core concept
Audience
Practitioner, Developer
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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Evaluation and safetyPlaybook

Bounded AI Red-Team Exercise

Plan and run authorized adversarial tests against the complete AI application while protecting people, data, systems, and downstream tools.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Evaluation and safetyTemplate

AI Evaluation Plan Charter

Turn an AI use case into a versioned evaluation plan with measurable outcomes, representative slices, blocking thresholds, accountable owners, and a repeatable decision process.

Core concept
Audience
Practitioner, Developer, Operator, Leader
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Evaluation and safetyTemplate

Evidence-Based AI Evaluation Rubric

Design observable criteria, anchored score levels, calibrated graders, and blocking safety rules that make qualitative AI judgments reproducible.

Core concept
Audience
Practitioner, Developer, Educator, Leader
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
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Evaluation and safetyChecklist

Human-Controlled AI Release Gate

Convert evaluation, safety, security, privacy, operational, and rollback evidence into an accountable promote, hold, or reject decision.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
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Evaluation and safetyPlaybook

Representative AI Evaluation Dataset

Build a privacy-safe, versioned set of normal, boundary, adversarial, and incident-derived cases that measures the application people will actually use.

Core concept
Audience
Practitioner, Developer, Operator, Educator
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
CurrentReviewed
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MCP and orchestrationTemplate

Agent Handoff Evidence Contract

Transfer work between agents or people with explicit ownership, minimized context, verified state, acceptance evidence, and safe continuation rules.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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MCP and orchestrationReference

MCP Primitives and Lifecycle Reference

Use MCP hosts, clients, servers, capabilities, transports, tools, resources, and prompts without confusing protocol roles or trust boundaries.

Core conceptAnthropicOpenAIGoogle
Audience
Learner, Practitioner, Developer, Operator
Level
Beginner
Prerequisites
1 listed
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MCP and orchestrationChecklist

MCP Server Trust Review

Review an MCP server's provenance, code path, identity, data access, tools, authorization, and containment before connection.

Core conceptAnthropic
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
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MCP and orchestrationDecision Path

Agent Orchestration Pattern Decision Guide

Choose direct tools, deterministic workflows, manager-agent delegation, handoffs, parallel work, or human routing from control and evidence needs.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer, Operator, Leader
Level
Intermediate
Prerequisites
1 listed
Owner
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MCP and orchestrationTemplate

Agent Tool Contract Design Template

Design model-callable tools with a narrow purpose, explicit schemas, enforced authorization, predictable errors, and verifiable side effects.

Core conceptAnthropicOpenAIGoogle
Audience
Developer, Operator
Level
Intermediate
Prerequisites
2 listed
Owner
Project42 Editorial
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Models and providersDecision Path

Current Model Family Selection Matrix

Turn current Anthropic, OpenAI, and Google model catalogs into a dated candidate list, then select with workload evidence instead of product rank or memory.

Core concept
Audience
Practitioner, Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Models and providersDecision Path

Hosted vs. Self-Hosted Model Decision

Choose a managed API, cloud deployment, managed compute, or self-hosted model from workload, data, reliability, staffing, and total-cost evidence.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
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Models and providersDecision Path

Microsoft Foundry Model Deployment Decision

Select and govern a Microsoft Foundry model deployment using current catalog availability, workload evaluation, identity, region, capacity, cost, and recovery evidence.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Models and providersChecklist

Open-Weight Model Adoption Gate

Review model identity, license, provenance, artifacts, runtime, evaluation, security, operations, and rollback before adopting an open-weight model.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Models and providersPlaybook

Role-Based Model Routing Evaluation

Assign models to planner, executor, reviewer, researcher, and specialist roles only after testing the role contract and end-to-end workflow.

Core concept
Audience
Developer, Operator
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
Review dueReviewed
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Practical workflowsPlaybook

Bug from Stack Trace Workflow

Turn a stack trace into a minimized reproducer, evidence-backed cause, bounded fix, regression test, and verified user outcome.

Core concept
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Practical workflowsPlaybook

Bounded Critic Loop Workflow

Use an independent critique and revision loop with a frozen rubric, evidence requirements, iteration budget, and human-owned acceptance decision.

Core concept
Audience
Practitioner, Developer
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Practical workflowsPlaybook

Documentation Backfill Workflow

Reconstruct missing documentation from code, tests, configuration, history, and observed behavior while marking uncertainty and keeping volatile claims sourced.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Practical workflowsPlaybook

Legacy Codebase Refactor Workflow

Characterize existing behavior, create safety seams, and refactor legacy code in reversible slices without allowing AI to redesign undocumented contracts.

Core concept
Audience
Developer, Operator
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
ContextPlaybook

Context Refresh Runbook

Refresh long-running AI work without carrying forward superseded decisions, stale facts, unsafe instructions, or unresolved side effects.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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ContextChecklist

Context Selection Checklist

Select the smallest trustworthy working set by relevance, authority, freshness, provenance, sensitivity, and contradiction value.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
CurrentReviewed
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PromptingDecision Path

Prompt Pattern Decision Guide

Choose the smallest prompting pattern that matches the failure you need to prevent, then evaluate it against representative cases.

Core conceptAnthropicOpenAIGoogle
Audience
Learner, Practitioner, Developer
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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PromptingTemplate

Reusable Prompt Template Pack

Copy safe, provider-neutral templates for summarizing, transforming, comparing, researching, and reviewing work with visible evidence.

Core concept
Audience
Learner, Practitioner, Educator
Level
Beginner
Prerequisites
None
Owner
Project42 Editorial
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PromptingHow To

Structured Output Contract

Design portable output contracts, use provider schema features where supported, and validate shape, meaning, authority, and evidence before downstream use.

Core conceptAnthropicOpenAIGoogle
Audience
Practitioner, Developer
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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PromptingTemplate

Task Framing Contract

Turn an unclear request into an outcome, authority boundary, evidence plan, and explicit stopping condition before asking an AI system to work.

Core concept
Audience
Learner, Practitioner, Developer
Level
Beginner
Prerequisites
None
Owner
Project42 Editorial
CurrentReviewed
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Provider workflowsPlaybook

Anthropic Evaluation and Error Triage

Turn a Claude workflow into measurable tests, preserve request evidence, classify API failures, and release or recover through explicit gates.

Anthropic
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsPlaybook

Anthropic Messages API Request Workflow

Send a bounded Claude Messages API request with environment-based credentials, explicit configuration, response inspection, and recoverable failure handling.

Anthropic
Audience
Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
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Provider workflowsReference

Anthropic Strict Tools and Structured Output

Choose between Claude JSON output and strict tool use, define constrained schemas, validate semantics, and keep tool execution under application control.

Anthropic
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsPlaybook

Cross-Provider Evaluation and Migration Workflow

Compare or migrate Anthropic, OpenAI, and Google workflows through one application-owned contract, provider-specific adapters, representative evaluation, staged cutover, and tested rollback.

Core conceptAnthropicOpenAIGoogle
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsTemplate

Cross-Provider Runtime Configuration Contract

Separate application intent from Anthropic, OpenAI, and Google credentials, models, API versions, state, capabilities, and operational limits without pretending their APIs are equivalent.

Core conceptAnthropicOpenAIGoogle
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsPlaybook

Google Gemini Evaluation and Error Triage

Build representative Gemini evaluation datasets, preserve interaction evidence, classify API failures, and release or recover through explicit gates.

Google
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsPlaybook

Google Gemini Interactions API Request Workflow

Send a bounded Gemini Interactions API request with environment-based credentials and model configuration, typed response inspection, and recoverable failure handling.

Google
Audience
Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsReference

Google Gemini Functions and Structured Output

Choose between Gemini schema-constrained output and function calling, define narrow contracts, validate semantics, and keep execution under application control.

Google
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
StaleReviewed
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Provider workflowsPlaybook

OpenAI Evaluation and Error Triage

Apply eval-driven development to an OpenAI workflow, preserve request evidence, classify failures, and release or recover through explicit gates.

OpenAI
Audience
Developer, Operator, Leader
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsPlaybook

OpenAI Responses API Request Workflow

Send a bounded OpenAI Responses API request with environment-based credentials, explicit configuration, output inspection, and recoverable failure handling.

OpenAI
Audience
Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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Provider workflowsReference

OpenAI Strict Functions and Structured Output

Choose between Responses structured text and strict function calls, define constrained schemas, validate semantics, and keep execution under application control.

OpenAI
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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VerificationChecklist

Citation Support Checklist

Check that every citation resolves, identifies the intended source, and supports the nearby claim without scope, date, or attribution drift.

Core conceptAnthropicOpenAIGoogle
Audience
Learner, Practitioner, Educator
Level
Beginner
Prerequisites
1 listed
Owner
Project42 Editorial
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ResearchTemplate

Claim Decomposition Map

Break a broad answer into atomic factual, comparative, causal, predictive, and normative claims so each can receive the evidence and review it needs.

Core concept
Audience
Learner, Practitioner, Developer, Educator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
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VerificationDecision Path

Consequence-Based Review Gate

Scale evidence, independence, expertise, approval, monitoring, and rollback to the realistic harm caused by an incorrect AI-assisted result.

Core concept
Audience
Practitioner, Developer, Operator, Leader
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
VerificationPlaybook

Fact Verification Workflow

Verify material facts through bounded questions, current primary evidence, contradiction searches, reproducible checks, and explicit uncertainty.

Core concept
Audience
Learner, Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
1 listed
Owner
Project42 Editorial
CurrentReviewed
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ResearchDecision Path

Source Authority Ladder

Choose evidence by ownership, directness, currency, scope, and independence instead of treating every search result as equally trustworthy.

Core concept
Audience
Learner, Practitioner, Developer, Educator
Level
Beginner
Prerequisites
1 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Self-hosted model operationsPlaybook

Cloud-Managed Model Compute Runbook

Use managed cloud compute as a replaceable deployment adapter while preserving exact model identity, tenant authority, evaluation, cost, telemetry, and recovery evidence.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
Review dueReviewed
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Self-hosted model operationsPlaybook

Container and On-Premises Model Service Runbook

Operate a shared containerized model service with pinned artifacts, explicit host and cluster boundaries, measured capacity, and reversible releases.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Self-hosted model operationsPlaybook

Edge Model Service Runbook

Qualify and operate an edge model under device, power, connectivity, physical-access, privacy, update, and recovery constraints.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Self-hosted model operationsDecision Path

Self-Hosted Model Deployment Shape Decision

Choose among workstation, container or on-premises, edge, and cloud-managed model compute using workload, authority, evidence, and recovery requirements.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Self-hosted model operationsTemplate

Self-Hosted Model Evaluation, Capacity, and Observability

Join exact-build quality and safety evaluation, representative load, bounded capacity, privacy-conscious telemetry, cost, and actionable alerts.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Self-hosted model operationsChecklist

Self-Hosted Model Security Boundary

Define and test artifact, caller, operator, network, secret, resource-abuse, audit, revocation, and recovery controls for a model service.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Self-hosted model operationsTroubleshooting

Self-Hosted Model Update, Rollback, and Incident Playbook

Qualify complete serving-unit changes, release with bounded exposure, roll back on a forced gate failure, and recover incidents through evidence-based closure.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
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Self-hosted model operationsPlaybook

Workstation Model Service Runbook

Build and operate a bounded local model service on one workstation without confusing locality with security, privacy, or production readiness.

Core concept
Audience
Practitioner, Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
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Setup and quick referenceReference

Agent Configuration Layering Reference

Locate and reconcile system, managed, user, workspace, local, and task-level AI tool configuration without guessing which layer wins.

Core concept
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
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Setup and quick referenceHow To

AI Coding Workspace Bootstrap

Prepare a version-controlled workspace for an AI coding assistant without mixing credentials, generated files, or unrelated changes into the task.

Core concept
Audience
Learner, Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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Setup and quick referenceHow To

Commands, Hooks, and Automation Guide

Choose between interactive commands, reusable command templates, hooks, and CI automation according to trigger, authority, side effects, and verification needs.

Core concept
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
Review dueReviewed
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Setup and quick referenceReference

Project 42 Daily AI Work Quick Reference

Use a compact orient, plan, execute, verify, and recover loop for everyday AI-assisted work, with deeper Project 42 guides for specialized decisions.

Core concept
Audience
Learner, Practitioner, Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
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Setup and quick referenceHow To

Windows Terminal AI Workspace Setup

Create a predictable Windows Terminal workspace for local AI tools while keeping shells, paths, profiles, and credentials explicit.

Core concept
Audience
Learner, Developer, Operator
Level
Beginner
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Troubleshooting and operationsTroubleshooting

Agent Tool Failure Recovery

Diagnose tool selection, schema, authorization, execution, result-matching, timeout, and side-effect failures without allowing an agent to retry blindly.

Core concept
Audience
Developer, Operator
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Troubleshooting and operationsTroubleshooting

AI API Failure Triage

Classify authentication, request, quota, timeout, rate-limit, provider, and application failures before retrying or escalating an AI API call.

Core concept
Audience
Developer, Operator
Level
Intermediate
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Troubleshooting and operationsDecision Path

AI Incident Triage

Stabilize an AI-enabled service, classify impact, preserve privacy-safe evidence, reconcile uncertain actions, and route decisions to accountable humans.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Troubleshooting and operationsPlaybook

AI Rollback and Incident Closeout

Restore a verified AI workflow, reconcile state and side effects, prove recovery, and close an incident only after corrective work has accountable evidence.

Core concept
Audience
Developer, Operator, Leader
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →
Troubleshooting and operationsPlaybook

Context and Quality Regression Triage

Isolate whether an AI quality regression comes from task distribution, prompts, context, retrieval, model behavior, tools, graders, or application changes.

Core concept
Audience
Practitioner, Developer, Operator
Level
Advanced
Prerequisites
3 listed
Owner
Project42 Editorial
CurrentReviewed
Open →