Launching mid 2026, early access now open

Your API certification career partner, from day one to every step beyond.

Exam prep for API 510, 570, 580 and 653, plus daily AI field support, six-year recertification prep, and CPD tracking. One platform for the full arc of your inspection career.

You're in. Your 50% early access discount will be waiting at launch.
Pass guarantee included 12 months access included Available globally, 24 hours a day
1,000+
Practice questions
24/7
AI field support
40+
Countries
API 510 · 570 · 580 · 653
API Vault Tutor
API 510, Pressure Vessel Inspection
Live AI
I answered 15 years but the correct answer was 10. Why?
Your remaining life calculation was correct: 0.150 ÷ 0.010 = 15 years. But the exam is testing something deeper.

API 510 s.6.4 sets a hard 10-year cap on internal inspection intervals regardless of calculated remaining life. The lower of the two values always governs.

This is one of the most consistently missed traps on the exam. You won't miss it again.
Built by a certified senior inspector
Expert breakdown of every incorrect answer
Audio narration, study on your commute
Aligned to current API Body of Knowledge
Built by an API 510, 570 and 580 certified inspector
Your API certification career journey

From your first exam to roles you never thought possible.

API Vault Pro is the only platform built to support the full arc of an API inspector's career, not just one exam, not just one moment. Every step of the way, from your first certification through to senior roles you may not have thought were within reach.

1
Get certified
Full course, question bank, AI tutor, mock exams. Pass first time.
API 510, 570, 580, 653
2
Field support
AI tutor on call for real job scenarios. Defensible, code-compliant decisions every day.
AI Field Tutor
3
Track CPD
Log hours, track progress, export audit-ready records. No scrambling at cycle end.
CPD Tracker
4
Recertify
The only dedicated prep for the six-year recertification quiz, two fails and you sit the full exam again.
Recert prep
5
Progress further
Add API 580 (Risk-Based Inspection), API 653, and beyond. Aim for roles you didn't think were within reach.
Full cert suite
What makes API Vault Pro different

Built by an inspector.
Powered by AI.

API Vault Pro was built by a senior inspection professional with over close to two decades of field experience and API 510 (Pressure Vessel), API 570 (Piping) and API 580 (Risk-Based Inspection) certifications. That hands-on background is built into every question, every explanation, and every module.

24/7 AI tutor
Ask anything, any time. The tutor breaks down every incorrect answer, identifies the exact clause to re-read, and explains the examiner's logic, like having a senior inspector on call in any timezone.
Exclusive to API Vault
Audio narration included
Every module is fully narrated so you can study on your commute, between shifts, or anywhere away from a screen. Download lessons and listen offline, your study time is not limited to a desk.
1,000+ original questions
Every question has three layers: why the correct answer is right, why each distractor is wrong, and which clause to re-read. Written by a certified inspector, not a curriculum designer.
Performance analytics
Track readiness by topic, identify weak areas precisely, and get a clear exam-ready signal. Know with confidence exactly when to book your Prometric exam date.
Full mock exams
Two full-length simulated exams per course, 170 questions, correctly timed, split between closed-book and open-book sections. Sit the exact Prometric format multiple times before exam day.
Code navigation speed drills
The open-book section rewards speed above all else. API Vault Pro trains you to locate any clause in under 30 seconds, the skill that separates candidates who pass comfortably from those who run out of time.
Exclusive to API Vault
Globally accessible
Built for working inspectors in the Middle East, Southeast Asia, India, and Australia. Fully self-paced, no live sessions, no fixed schedule, no timezone dependency. Study when your shift ends.
The real cost of traditional training

Online training isn't just more convenient.
It's significantly cheaper.

Before you compare course prices, compare total costs. For most inspection professionals, especially those based in the Middle East, Southeast Asia, or regional Australia, traditional classroom training means flights, accommodation, and days off work on top of the course fee.

Traditional classroom course

Typical cost for an inspector travelling to attend in person, based on a Middle East or regional departure point

Course fee$1,500–2,500 USD
Return flights$800–1,800 USD
Hotel (4–5 nights)$600–1,200 USD
Meals and incidentals$200–400 USD
Time off work (4–5 days)$1,200–2,500 USD
Estimated total cost$4,300–8,400 USD

API Vault Pro, online, on your schedule

Full course with AI tutor, 1,000+ questions, two mock exams, audio narration, and pass guarantee

API 510 or API 570 full course$1,197 USD
Flights$0
Accommodation$0
Meals and incidentals$0
Time off work$0, study after your shift
Total cost$1,197 USD

API Vault Pro candidates save an estimated $3,000–7,000 USD compared to attending a traditional classroom course, before even accounting for lost income from time away from work. For many working inspectors, the time-off cost alone exceeds the entire price of an API Vault Pro course.

Time off work estimate based on 4–5 days at a senior inspection professional day rate of USD $400–500/day. Travel costs vary by departure location. All figures are indicative estimates.

A note on instructor-led and hybrid courses. Several providers offer classroom-based or hybrid API 510 and 570 courses with an instructor present. Course fees alone for these programs typically range from $2,500 to $4,500 USD before flights, accommodation, or time off work are factored in. When the full cost of attendance is considered, the gap between instructor-led and online preparation is not hundreds of dollars. It is often several thousand. API Vault Pro delivers the same depth of technical preparation online, available any time, from anywhere, at a fraction of the total cost.

The complete API Vault Pro product suite

Every product your API career needs.
One platform.

From first certification through daily field support, six-year recertification, and career expansion, API Vault Pro supports every stage of your inspection career.

All course curricula are reviewed and updated with each new API Body of Knowledge release to ensure full alignment with current examination requirements.

Initial certification courses
Available at launch
API 510
Pressure Vessel Inspection
Full certification prep course
  • 1,000+ practice questions, each with a detailed explanation of the correct answer and a clear breakdown of why every incorrect option is wrong
  • 24/7 AI tutor included
  • 2 full mock exams (170 questions each)
  • Audio narration, study on your commute
  • 12 months access
  • Pass guarantee
Course curriculum
  • API 510 inspection code, maintenance, rating, repair and alteration
  • Corrosion rates, remaining life and minimum thickness calculations
  • Inspection intervals, planning and documentation requirements
  • Internal, external and on-stream inspection techniques
  • Maximum allowable working pressure (MAWP) calculations
  • Repairs, alterations and re-rating of pressure vessels
  • Pressure relief devices (API RP 576)
  • Welding procedures, qualifications and PWHT (ASME Section IX and API RP 577)
  • NDE methods including RT, PT, MT and UT (ASME Section V)
  • ASME Section VIII Division 1 construction requirements
  • API RP 571 damage mechanisms affecting fixed equipment
  • API RP 572 inspection practices for pressure vessels

Plus code navigation drills, timed mock exams, and AI-powered explanation for every practice question.

Full price: $1,197 USD
$599 USD
Waitlist early access price (50% off) · One-time payment
Available at launch
API 570
Piping Inspection
Full certification prep course
  • 1,000+ practice questions, each with a detailed explanation of the correct answer and a clear breakdown of why every incorrect option is wrong
  • 24/7 AI tutor included
  • 2 full mock exams (170 questions each)
  • Audio narration, study on your commute
  • 12 months access
  • Pass guarantee
Course curriculum
  • API 570 inspection code, in-service inspection, rating, repair and alteration
  • Piping classifications, service restrictions and corrosion monitoring locations
  • Corrosion rates, remaining life and minimum thickness calculations
  • Inspection interval determination and factors affecting intervals
  • Injection points, deadlegs, corrosion under insulation (CUI) and small-bore piping
  • Repairs, alterations and re-rating of piping systems
  • Pressure testing requirements after repairs and alterations
  • Pressure relief devices (API RP 576)
  • Material verification and positive material identification (API RP 578)
  • Welding procedures and qualifications (ASME Section IX and API RP 577)
  • NDE methods including RT, PT, MT, VT and UT (ASME Section V)
  • ASME B31.3 process piping and ASME B16.5 pipe flanges
  • API RP 571 damage mechanisms affecting fixed equipment in the refining industry
  • API RP 574 inspection practices for piping system components

Plus code navigation drills, timed mock exams, and AI-powered explanation for every practice question.

Full price: $1,197 USD
$599 USD
Waitlist early access price (50% off) · One-time payment
Best value
510 + 570
Bundle
Pressure Vessel + Piping Inspection
Both certification courses, save $597
  • 2,000+ questions across both certifications
  • AI tutor for both exams
  • 4 full mock exams
  • Audio narration for both
  • 12 months access
  • Pass guarantee on both
Full price: $1,797 USD
$899 USD
Waitlist early access price (50% off) · Saves $299 vs buying separately at waitlist price
Coming soon
API 580
Risk-Based Inspection
Full certification prep course
  • Full question bank
  • AI tutor and audio narration
  • Pass guarantee
TBA
Waitlist members notified first
Coming soon
API 653
Aboveground Storage Tank Inspector
Full certification prep course
  • Full question bank
  • AI tutor and audio narration
  • Pass guarantee
TBA
Waitlist members notified first
Practice packages

Already have a study foundation? Practice packages give you the question bank, mock exam, and AI tutor at a lower entry price.

Available at launch
510 Practice
Pressure Vessel Inspection
Question bank, mock exam, AI tutor
  • 500+ practice questions
  • 1 full mock exam
  • AI tutor access included
  • 12 months access
Full price: $397 USD
$199 USD
Waitlist early access price (50% off) · One-time payment
Available at launch
570 Practice
Piping Inspection
Question bank, mock exam, AI tutor
  • 500+ practice questions
  • 1 full mock exam
  • AI tutor access included
  • 12 months access
Full price: $397 USD
$199 USD
Waitlist early access price (50% off) · One-time payment
Best value
Practice
Bundle
510 + 570 Practice Packs
Both practice packs, save $197
  • 1,000+ questions across both certifications
  • 2 full mock exams
  • AI tutor for both
  • 12 months access
Full price: $597 USD
$299 USD
Waitlist early access price (50% off) · One-time payment
Six-year recertification prep

Two fails and you lose your certification. Every API certification requires a quiz every six years to maintain your credential. Fail twice and you sit the full 170-question exam again from scratch. API Vault Pro recert prep is the only dedicated resource for this exam anywhere on the market.

Available at launch
510 Recert
Pressure Vessel Inspection
Six-year recertification quiz prep
  • Questions mapped to code changes
  • AI tutor explains what changed and why
  • Pass guarantee included
Full price: $197 USD
$99 USD
Waitlist early access price (50% off) · One-time payment
Available at launch
570 Recert
Piping Inspection
Six-year recertification quiz prep
  • Questions mapped to code changes
  • AI tutor explains what changed and why
  • Pass guarantee included
Full price: $197 USD
$99 USD
Waitlist early access price (50% off) · One-time payment
Best value
Recert
Bundle
510 + 570 Recertification Prep
Both recert preps, save $97
  • Full prep for both recert quizzes
  • AI tutor for both codes
  • Pass guarantee on both
Full price: $297 USD
$149 USD
Waitlist early access price (50% off) · One-time payment
AI Field Tutor subscription Premium subscription product
Premium subscription
AI Field Tutor
Your personal senior inspector, on call any time
Available at launch

More than exam prep. A daily field resource for working inspectors. Ask real job scenario questions and get answers that are code-referenced, defensible, and audit-ready. Your tutor is configured to your specific sector, codes, and professional context so every response reflects your actual work, not a generic textbook answer.

  • Unlimited API code queries
  • Configured to your work context
  • Real job scenario support
  • Code-referenced answers
  • Tailored to your sector and codes
  • Cancel any time
Monthly
$59/month
Cancel any time
Annual $708
$497/year
Save $211 vs monthly billing
For educational and reference purposes only. API Vault Pro AI Field Tutor responses are not a substitute for professional engineering judgement or formal inspection sign-off.
Available at launch
CPD Tracker
Continuing Professional Development
Log, manage and export your CPD hours
  • Log CPD from any source
  • Track by category and cycle
  • Export audit-ready records
  • Recertification deadline reminders
  • CPD content library (growing)
$19/month
Cancel any time · First month free for waitlist
The honest comparison

Why candidates choose
API Vault Pro

We compared API Vault Pro against the leading online-only API certification prep providers. All three below offer fully online courses in the same market.

FeatureAPI Vault ProAtlas TrainingI4I AcademyKinetic Inspection
AI tutor, explains every incorrect answer Exclusive
Practice questions 1,000+ per course900+ included1,000 includedHundreds (unspecified)
Full mock exams, Prometric format 2 full exams per course3 downloadable practice exams1 timed final exam1 complete timed practice exam
Audio narration, study on your commute Full module narrationAudio flashcards only
Performance analytics by topic
Six-year recertification prep Dedicated prep courseBasic web quiz prep only
CPD tracking dashboard Exclusive
Daily AI field consultant Exclusive
Pass guaranteeFree access until you pass, verified via Prometric score reportRetake free + 48hr money-back48hr money-back + 4 months extra if you failNot stated
Course access period12 months3 to 6 months6 months130 days (approx 4 months)
Full course price$899 USD (intro price)$999 USD$599 USD$849 CAD (~$590 USD)

Competitor information sourced from publicly available websites as of March 2026 and is subject to change without notice. API Vault Pro has made reasonable efforts to ensure accuracy but makes no representations or warranties regarding the completeness or currency of competitor information. This comparison is provided for general informational purposes only. API Vault Pro accepts no liability for decisions made based on this comparison. Visitors should verify all competitor details directly with each provider before making any purchasing decision. Kinetic Inspection and Testing pricing is displayed in Canadian dollars (CAD); approximate USD equivalent calculated at CAD/USD 0.695 (March 2026). API Vault Pro makes no claim regarding the overall quality, suitability, or fitness for purpose of any competitor product or service.

Not a money-back guarantee.
A pass guarantee.

Most exam prep providers offer a money-back guarantee if you are not satisfied. That gets you a refund, it does not get you certified. API Vault Pro offers something stronger: if you complete all course modules and both mock exams and do not pass on your first attempt, you get continued access at no charge until you provide proof you have passed. Verified via your official Prometric score report. The pass guarantee applies to candidates who complete all course modules and both mock exams within their 12 month access period.

Free access until you pass
Continue learning at no cost. Not a time-limited extension, free until your Prometric score confirms you have passed.
Verified via Prometric
Claim by uploading your official Prometric score report. Simple, fast, no questions asked.
No fine print
The guarantee applies to any candidate who completes the course. No hidden completion thresholds, no minimum quiz scores required to qualify.
How this compares: A money-back guarantee gives you a refund and leaves you uncertified, still needing to find and pay for another resource. A pass guarantee means your investment is protected until you achieve the actual outcome you paid for, your API certification.
Who built this

Built by an inspector.
For inspectors.

API Vault Pro was built by a practising inspection professional with close to two decades of hands-on field experience across offshore oil and gas and heavy industry. Holding API 510 (Pressure Vessel Inspection), API 570 (Piping Inspection), and API 580 (Risk-Based Inspection) certifications, the knowledge behind every question, every explanation, and every tutor response comes from someone who has applied these codes under real field conditions, not just studied them.

That distinction matters. Close to two decades in the field means navigating real inspection decisions, working across offshore platforms and heavy industrial facilities, and maintaining three API certifications through six-year recertification cycles. The exam traps, code interpretations, and tutor responses in API Vault Pro reflect how these standards are actually applied under pressure in the field, not how they read in a textbook. That is something no curriculum designer or academic instructor can replicate.

API 510 Certified, Pressure Vessel Inspection
API 570 Certified, Piping Inspection
API 580 Certified, Risk-Based Inspection
Close to two decades of field experience
Oil and gas, offshore, and heavy industry

Holding API 510, 570, and 580 simultaneously opens doors in this industry that most inspectors do not realise are within reach. The certifications exist. The roles exist. The only thing missing for most candidates is a resource built by someone who has actually done the work. That is what API Vault Pro is.

The team at API Vault Pro
Corporate and team access

Train your entire
inspection team.

Inspection companies, EPC contractors, and oil and gas operators can access API Vault Pro at volume pricing with a full admin console to manage team progress, assign courses, and track certification status across your workforce.

  • Volume pricing from 5 seats
  • Admin console with team progress tracking
  • Assign courses and monitor completion
  • Centralised CPD tracking across your team
  • Invoice billing available
  • Priority support for corporate accounts
Register corporate interest
40,900+
Active API certificate holders globally
130+
Countries with API certified inspectors
6 yrs
Recertification cycle, ongoing training required
$0
Setup fee for corporate accounts
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Covers certifications from
API Institute