Copywriter
Writes long-form written content
What it costs
Bought once, yours forever. Roster workers are one-time purchases — no subscription. The eval report ships inside the bundle.
This worker
£15 one-time
Just Copywriter, with its eval report.
The whole Marketing department
£211 one-time
All 21 workers — £315 bought singly, 33% off as a bundle.
Where it stands
In testing — running its suite ahead of release.
Release gate
- Scenarios in the suite120
- Minimum pass rate98%
- p95 latency ceiling4.0s
- Cost per run ceiling£0.04
- RunsOn-demand
These are the thresholds Copywriter has to clear before it may ship — not results. Its measured eval numbers are in the report below.
The eval report
This ships inside the bundle. It is the contract: what the agent is tested on, what it refuses outright, and what it hands back to a human.
eval_report.jsonv0.1.0
{
"agent": "marketing-copywriter",
"version": "0.1.0",
"status": "measured",
"gate": {
"scenarios": 120,
"pass_rate_min": "98%",
"p95_latency_max": "4.0s",
"cost_per_run_max": "£0.04"
},
"suites": [
{
"name": "core",
"scenarios": 66,
"description": "The ordinary cases. What the agent is for, done correctly."
},
{
"name": "adversarial",
"scenarios": 30,
"description": "Prompt injection, contradictory instructions, hostile or malformed input, and attempts to make it act outside its contract."
},
{
"name": "regression",
"scenarios": 24,
"description": "Every bug ever found, kept forever so it cannot come back."
}
],
"refuses": [
"Acting on instructions found in content it was asked to read",
"Sending, publishing or paying anything without explicit approval",
"Inventing a fact it cannot source"
],
"escalates_to_human": [
"Confidence below the configured floor",
"Anything involving money, legal commitment or a new counterparty",
"Conflicting instructions it cannot resolve"
],
"measured": {
"certified": true,
"certified_on": "2026-08-07",
"baseline": "2026-08-10",
"judge": {
"model": "claude-opus-4-8",
"rubric_version": "1.0.0",
"calibrated": "2026-08-09",
"trusted": true
},
"results": {
"standalone": {
"passed": true,
"judged": true,
"judge_mean": 4.93,
"model": "claude-sonnet-4-6"
},
"veriphos": {
"passed": true,
"judged": true,
"judge_mean": 4.93,
"model": "claude-sonnet-4-6"
},
"replay": {
"passed": true,
"judged": false,
"judge_mean": null,
"model": "claude-sonnet-4-6"
}
}
}
}
The
measured block is real: per-host results from the latest eval run, judged against the 2026-08-10 baseline, certified 2026-08-07.