The short answer
A fractional Chief AI Officer in the UK typically costs between £900 and £2,000 a day, based on rates published in 2026. Most work two to four days a month, so a retainer usually falls between £1,800 and £8,000 a month.
A full-time Chief AI Officer costs around £150,000 to £250,000 a year in base salary, before bonus, pension and recruitment fees.
A caution: the role is new and there is no official benchmark. One UK fractional jobs site says it will not publish a fractional Chief AI Officer day rate because it cannot source one. Treat every number here as a published estimate, not a rate card.
Published UK figures
| Source | What it covers | Figure |
|---|---|---|
| Barclay Simpson, 2026 salary guide | Chief AI Officer or Director, day rate | £1,000 to £1,500 a day |
| Fractionus, 2026 | Senior fractional executives, all roles | £900 to £2,000 a day |
| Barclay Simpson, 2026 salary guide | Chief AI Officer or Director, base salary | £140,000 to £250,000 a year, depending on location |
| Exec Capital, 2026 salary guide | Chief AI Officer, scale-up and mid-market, base salary | £150,000 to £250,000 a year |
| MyPerfectCV, July 2026 | Advertised Chief AI Officer and Head of AI roles | £140,000 to £325,000 a year |
Figures are in pounds because the sources are UK surveys. Checked on 12 November 2026.
What that means a month
A fractional Chief AI Officer is usually paid a monthly retainer for a set number of days. Using the published day rates above:
| Days a month | Monthly cost | Yearly cost |
|---|---|---|
| 2 days | £1,800 to £4,000 | £21,600 to £48,000 |
| 3 days | £2,700 to £6,000 | £32,400 to £72,000 |
| 4 days | £3,600 to £8,000 | £43,200 to £96,000 |
Even at the top of that range, a year of fractional leadership costs less than the base salary of a full-time hire.
What moves the price
- Days a month. Two days is oversight and direction. Four days is hands-on leadership.
- Track record. Someone who has built AI products and reported to boards costs more than someone new to the title.
- Sector and regulation. Financial services and other regulated sectors need governance experience, and that sits at the upper end.
- Scope. Governance only costs less than strategy, suppliers and delivery together.
- Delivery. Some fractional leaders advise only. Others bring a team that builds. Check which you are paying for.
Not sure which you need? Read fractional Chief AI Officer or AI consultant.
What to check in a quote
- What is included each month. Days, meetings and board reporting.
- Who does the work. The person you met, or someone more junior.
- Minimum term and notice. How long you are committed, and how you leave.
- How the return is reported. Each project should have a business case and a number the board can track.
- Build work. Whether delivery is included or priced separately.
Tip: work out what the problem costs you before you compare quotes. The AI ROI calculator takes two minutes.
How I price
I do not publish a price. My retainers are priced by days a month, two to four, with a three-month minimum. Sprints are a fixed fee agreed upfront. See how I work as a fractional Chief AI Officer, or book a call and I will quote for your business.
Questions
How much does a fractional Chief AI Officer cost in the UK?
Published UK day rates for senior fractional leaders run from about £900 to £2,000. At two to four days a month, that is roughly £1,800 to £8,000 a month.
How much does a full-time Chief AI Officer cost?
UK salary guides for 2026 put base salary at around £150,000 to £250,000 a year, before bonus, pension and recruitment fees.
Is a fractional Chief AI Officer cheaper than a full-time hire?
Yes. Four days a month at the top published day rate is about £96,000 a year, which is below the base salary of a full-time Chief AI Officer.
Is there a standard day rate?
No. The role is new and there is no official benchmark. Use published ranges as a guide, and compare quotes on what is included.
How do you price your work?
Retainers are priced by days a month, two to four, with a three-month minimum. Sprints are a fixed fee agreed upfront. Book a call and I will quote for your business.
This guide is general information, not a quote. The figures come from the published sources linked above and will change. Check the current position before you budget.