Credentials · Compare
9 credentials. Find the one for your next role.
Pick the role you are in or heading for. We show the credentials that fit it, then every exam side by side.
I am, or want to be, a…
ACDE · PractitionerADaSci Certified Data Engineer60 questions · 1 hour · $249View
CLOE · PractitionerCertified LLMOps Engineer60 questions · 1 hour · $249View
CGAE · FoundationCertified Generative AI Engineer60 questions · 1 hour · $249View
Start with data pipelines, then run LLM systems on top of them.
01 · Where each one sits
From first credential to the delivery standard.
Four levels. Start where your experience is, and move right as your role grows.
1Foundation
Your first credential
Open to all. Proves you can build with AI tools.
2Practitioner
Specialise in a discipline
For working engineers with a few years in the field.
3Advanced
Depth and distinction
Longer exams for senior specialists.
4Delivery
Accountable for outcomes
In person, scenario-based, for people who lead delivery.
02 · Side by side
Every exam, on one table.
| Credential | Level | Exam | Format | Training | Price | Who it is for |
|---|---|---|---|---|---|---|
| Foundation | 60 questions 1 hour | Online | 30 hrs | $249 | Builders, founders and career switchers; no coding or experience needed | |
| Foundation | 60 questions 1 hour | Online | 30 hrs | $249 | Software engineers, data scientists and architects starting in generative AI | |
| Practitioner | 60 questions 1 hour | Online | 30 hrs | $249 | Data, analytics, backend and platform engineers working with pipelines | |
| Practitioner | 60 questions 1 hour | Online | 30 hrs | $249 | MLOps, DevOps, SRE and platform engineers running LLM systems | |
| Practitioner | 60 questions 1 hour | Online | 30 hrs | $164.99 | Engineers who turn customer problems into production solutions | |
| Practitioner | 60 questions 1 hour | Online | 30 hrs | $249 | AI engineers, architects and tech leads designing agent systems | |
| Advanced | 120 questions 2 hours | Online | 60 hrs | $375 | Field engineers and AI architects deploying governed agentic AI | |
| Charter | 150 questions 3 hours | Online | Self-directed | $249 | Data scientists validating expertise at the highest level | |
| AIDPAIDPAI Delivery Professional | Delivery | Scenario items 4 hours | In person | Self-directed | $350 | Delivery leads and programme owners accountable for AI outcomes |
03 · Exam load
How long you sit, and how much you prepare.
Exam time in dark, recommended training hours in light, each on its own scale. Most exams are one hour online; the CDS charter, CFDAS and AIDP ask more of you.
04 · FAQ
Choosing well.
Yes. Many holders pair a practitioner credential with CAASA or CLOE, and members get discounted pricing on every exam they sit.
Still deciding? Ask the people who set the exams.
Write to info@adasci.org with your role and experience. We reply within one working day.