Build a Business AI Agent with AGENTS.md, Skills and Evals

Turn one repeatable business job into a narrow file-aware agent with durable context, a custom skill, permissions, held-back evals, and a verified launch pack.

Define One Agent Job and Outcome

Choose one repeatable business job, define the useful output, and turn quality into binary evidence.

Define One Agent Job and Outcome (16 min)

Choose the Smallest Native Surface

Choose among a prompt, AGENTS.md, skill, specialist agent, connector, plugin, or schedule.

Choose the Smallest Native Surface (15 min)

Write Durable Repository Guidance

Write concise AGENTS.md guidance that identifies context, sources of truth, boundaries, and conditional detail.

Write Durable Repository Guidance (17 min)

Build a Concise Custom Skill

Create a discriminating skill with progressive detail, deterministic helpers, and trigger tests.

Build a Concise Custom Skill (20 min)

Set Permissions and Human Gates

Define reads, writes, external actions, secrets, limits, approvals, and human decisions.

Set Permissions and Human Gates (18 min)

Create Real and Held-Back Evals

Build structural, deterministic, behavioural, boundary, hostile-input, and discovery tests.

Create Real and Held-Back Evals (20 min)

Run, Grade, Repair, and Record

Execute the same cases, grade independent outcomes, diagnose failures, and preserve run evidence.

Run, Grade, Repair, and Record (18 min)

Verify Launch, Rollback, and Maintenance

Test the installed copy and finish invocation, update, disable, rollback, and maintenance instructions.

Verify Launch, Rollback, and Maintenance (18 min)