Sthuthi
Field notes

Notes on AI-tool competency, not AI hype.

What the data actually says about AI-assisted engineering, written for the people who have to answer for it.

The Sthuthi guide directs a scoped Claude Code task, reviews test evidence and owns the merge decision.
Tool-Specific PlaybooksOctober 9, 2026

Claude Code Best Practices for Teams, From Our Assessors

Nine Claude Code best practices for engineering teams, from framing the task to reviewing the diff and staying accountable, grounded in Anthropic's docs.

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The Sthuthi guide compares architecture design knowledge with observed repository work.
Tool-Specific Playbooks

Claude Certified Architect: Is It Worth It for Engineers?

What the Claude Certified Architect exam covers, who it's for, and whether it shows you can ship with Claude Code. Straight answers before you book it.

October 9, 2026 · 7 min read
The Sthuthi guide matches business, application-building and system-design work to learning routes.
Tool-Specific Playbooks

Claude Certification in 2026: Every Anthropic Exam Explained

CCAR-F, CCDV-F and the rest of Anthropic's Claude exams: format, cost, eligibility and which one your role needs. Checked against Anthropic's own pages.

October 9, 2026 · 9 min read
Claude Code and GitHub Copilot workflows converge on a reviewed pull request.
Tool-Specific Playbooks

Claude Code vs GitHub Copilot: Agent or Pair Programmer?

Claude Code drives whole tasks; GitHub Copilot pairs inside your editor. Which fits your team's workflow, review process and budget, and can they coexist?

October 9, 2026 · 8 min read
Cursor's editor-centred workflow and Claude Code's task-centred workflow lead to reviewed changes.
Tool-Specific Playbooks

Cursor vs Claude Code for Teams: Which One to Standardise On

Editor-first or agent-first? How Cursor and Claude Code differ for a team on review load, governance and cost, and when running both makes sense.

October 9, 2026 · 8 min read
Sthuthi guide plans a Claude Code rollout through preparation, a pilot, assessment and controlled expansion.
Building the Business Case

Claude Code Rollout Plan: A 90-Day Playbook for Eng Teams

Prepare, pilot, assess, expand. A 90-day Claude Code rollout plan for engineering teams, with a day-60 assessment checkpoint before you scale.

October 6, 2026 · 8 min read
Sthuthi guide evaluates Claude Code impact using adoption and cost, delivery outcomes and software quality.
Usage Isn't Proficiency

How to Measure AI Coding Productivity Without Vanity Metrics

Usage dashboards say people use AI. They don't say anything shipped. The delivery, quality and cost metrics that show real AI coding productivity.

October 6, 2026 · 7 min read
Sthuthi guide compares Cursor, Claude Code and Codex against team workflow, model strategy and governance.
Tool-Specific Playbooks

Claude Code vs Codex vs Cursor: Pick One for Your Team

Three coding agents, one standard. Compare Claude Code, OpenAI Codex and Cursor on workflow fit, model strategy and governance before you buy seats.

October 6, 2026 · 8 min read
The Sthuthi guide pauses a Claude Code change at a human review gate before approving a merge.
The Vibe Coding Tax

How to Review AI-Generated Code Before You Hit Merge

AI wrote the diff; you own the outcome. A practical review checklist for agent-written code: scope, tests, permissions and the bugs that look fine.

October 6, 2026 · 8 min read
Sthuthi guide exploring Claude platform applications, agents, tools and the CCDV-F exam blueprint.
Tool-Specific Playbooks

Claude Certified Developer (CCDV-F): What It Won't Test

The CCDV-F checks Claude API and ecosystem knowledge. It doesn't watch you ship in a repo. Format, domains, cost, and the gap your team should close.

October 6, 2026 · 7 min read
The Sthuthi guide moves a reviewed Claude Code change toward release while assessing team judgment.
Building the Business Case

Should companies certify their Claude Code teams in 2026-27?

Yes, as a measured pilot, not a promise of faster releases or protected jobs. What an independent Claude Code assessment checks, what the productivity and layoff evidence really says, and how to budget it.

October 5, 2026 · 19 min read
The Sthuthi guide assembles reviewed code, tests and explanations for a Class of 2027 Claude Code portfolio.
Tool-Specific Playbooks

Will Claude Code certification help the Class of 2027 get hired?

It can help a graduate get noticed, but mainly as evidence of work they can explain and defend. What the hiring and layoff data supports, what it doesn't, and how to use a credential well.

October 5, 2026 · 15 min read
The Sthuthi guide interrupts rapid AI code generation to review a growing backlog of duplicated code.
The Vibe Coding Tax

Vibe Coding Risks: The Hidden Tax on Your Engineering Team

Vibe coding ships fast and breaks quietly. The maintenance, security and review costs teams pay later, and how to keep the speed without the tax.

September 18, 2026 · 7 min read
The Sthuthi guide sets Claude Code permissions and checks a repository change during a practical assessment.
Tool-Specific Playbooks

Is There a Claude Code Certification? Yes, With a Catch

Anthropic's CCDV-F exists, but it's gated to Claude Partner Network firms. What that means for you, the free alternatives, and what to test instead.

September 18, 2026 · 8 min read
Copilot certifications differ in what they check: administering the tool versus applying it to real work.
Tool-Specific Playbooks

GitHub Copilot Certification (GH-300): What It Really Tests

Microsoft's GH-300 GitHub Copilot certification checks features and responsible use. Exam format, cost, and what it can't show about real codebase skill.

October 9, 2026 · 7 min read
AI activity charts contrast with evidence of code review, testing and verified proficiency.
Usage Isn't Proficiency

AI adoption vs. proficiency: why usage dashboards don't prove anyone can use the tool

88% of employees use AI tools, but real proficiency data tells a different story. Here's why adoption dashboards from Copilot and Viva can't measure whether anyone's actually good at the tool — and what can.

September 18, 2026 · 6 min read
The Sthuthi guide traces unsafe input through an AI-generated diff during a security review.
The Vibe Coding Tax

AI-Generated Code Security Risks: 45% Had an OWASP Flaw

Veracode found security flaws in 45% of AI-generated code samples. The risks that show up most, and how review and least-privilege setups catch them.

September 18, 2026 · 8 min read
The Sthuthi guide presents a scoped AI certification pilot with costs, evidence and verified outcomes.
Building the Business Case

How to build the business case for AI-tool certification

A practical template for the business case for AI training certification: cost data, pilot sizing, ROI math, and a checklist to justify AI certification budget.

September 18, 2026 · 8 min read
Self-rated AI confidence differs from observed performance on a practical skills assessment.
Usage Isn't Proficiency

Why only 11% of employees can accurately self-assess their AI skills

A Workera analysis of 22,000+ skills assessments found only 11% of employees rate their own AI ability accurately. Here's the research, and the fix.

September 18, 2026 · 8 min read
The Sthuthi guide scopes custom certification around tool complexity, expert review and cohort size.
Building the Business Case

Custom AI certification cost: what actually drives it (and when not to build one)

No published pricing exists because it depends on tool novelty, SME time, and cohort size. Here's what drives cost, and when a published track wins instead.

September 18, 2026 · 7 min read
The Sthuthi guide uses Codex to repair a CI pipeline while preserving its tests.
Tool-Specific Playbooks

Is There an OpenAI Codex Certification? What Exists in 2026

OpenAI has no proctored Codex certification, only webinars and quiz badges. What's on offer, and how teams test Codex skill in CI before they trust it.

September 18, 2026 · 5 min read
A Cursor editor connects multiple files beside separate symbols for product security and developer assessment.
Tool-Specific Playbooks

Is There a Cursor Certification? No. Here's What Counts

Anysphere doesn't offer an official Cursor certification. What it does offer (tutorials, workshops, an Ambassador program) and how teams prove Cursor skill instead.

September 18, 2026 · 5 min read
The Sthuthi guide combines a screenshot, spreadsheet and code using Gemini for a practical assessment.
Tool-Specific Playbooks

Gemini Certification: Google's Educator Badge vs Dev Skills

Google's Gemini certifications target teachers and Workspace users, not code. What each badge covers, and where developers should look instead.

September 18, 2026 · 5 min read