Claude Certified Developer — Foundations
Written · exam scheduled
Claude Certified Developer — Foundations practice exams
6 sets, 292 questions, every option explained. The developer track: Claude API mechanics, agents, tools and MCP, prompt and context engineering, model selection. Four 53-question forms plus two drills.
Form 1 is free to start, no account.
Get full access $39All 828 questions across the four certifications.
- Items per form
- 53
- Fee
- $125 USD
- Pass mark
- 720 / 1000
- Valid for
- 12 months
Booking the real exam needs a partner company email. No partner? See how sponsorship works
Developer – Professional is next on this track. What is confirmed so far
Start here
Form 1 is free to start — 53 questions
No account, no email. Every option explained as you go.
What the exam weights
D2 Applications and Integration · 33.1% of the exam · 108 questions in the bank · 17 on the free form
The 6 sets
- Form 153 questions · full lengthFree · above
- Drill A — Applications and Integration40 items · ~70% hard
- Drill B — Tools and MCPs, Agents and Workflows40 items · ~70% hard
- Form 253 questions · blueprint-weighted
- Form 353 questions · blueprint-weighted
- Form 453 questions · blueprint-weighted
The question most people get wrong
Tidewater Insurance must reclassify 250,000 archived claims before an audit in two weeks. The team currently calls the Messages API synchronously from a worker pool, is hitting rate limits, and finance has flagged the projected cost. An engineer proposes moving the job to the Message Batches API. Which TWO characteristics of this workload make the batch approach a good fit?
- A
Each claim can be classified without depending on any other claim's resultCorrect
- B
The claims must be processed in the order they were filed
- C
Scanned claim images can only be interpreted through asynchronous endpoints
- D
No individual result is needed before the full run completesCorrect
- E
Batch submissions bypass rate limits entirely, eliminating the worker pool's throttling errors
61.7% of 60 people got this wrong in the last 30 days (as of 2026-09-15). The most popular answer was AE, chosen by 7 of the 21 who answered, and every one of them was wrong.
The principle
The Batches API fits workloads that are independent, high-volume, and tolerant of delayed results, trading immediacy for lower cost and separate throughput.
How to prepare for CCDV-F
- 1Sit Form 1, free and without an account. Too long for today? The quick round is ten questions, one per domain.
- 2Read the explanation under every option, the wrong ones most of all. The hard questions on this exam turn on why the tempting answer is wrong.
- 3Check the result page for your weakest domain and objective, then take the readiness check for a second reading against everyone else who sat it.
- 4Study the guide for that domain. The 11 guides below are grouped by what the exam weights.
A worked question, every option explained
A team debates calling the Messages API with hand-rolled HTTP requests instead of the official SDK. What does the SDK primarily provide over raw HTTP calls?
- A
Lower per-token pricing that applies only to traffic sent through official clients.
Pricing is set per model and per token, and it is identical whether a request arrives via SDK or raw HTTP.
- B
Typed request handling plus built-in auth headers, retries, and stream parsing.Correct
The SDKs are wrappers around the REST API that handle authentication, retries, typing, and stream parsing so teams skip that plumbing.
- C
Early access to model snapshots that are not yet exposed to raw REST callers.
Model availability is an account and API property; the SDK exposes the same models the REST endpoints do.
- D
Higher rate limits because the platform recognizes and prioritizes SDK traffic.
Rate limits attach to the account and workload, not to which client library produced the request.
The principle
Official SDKs add developer conveniences on top of the same REST API — never different pricing, rate limits, or model access.
Written by Matthew Hartman, who holds the Claude Certified Architect — Professional credential (965 out of 1000). Independent practice material, not affiliated with or endorsed by Anthropic.
11 free guides
- Choosing an examWhich of the four should you take?CCAO-F, CCDV-F, CCAR-F and CCAR-P side by side - items, fee, domains, and who each one is for.8 min
- EligibilityCan you take these as an individual?Partner Network only, registered with a partner email. What the rule means, the three routes independents use, fees and discounts.7 min
- Registration to badgeFrom registration to Credly badgePartner Academy, Pearson VUE login, online or test centre, the ID name rule that forfeits fees, the 48-hour window, retakes, renewal.8 min
- SponsorshipHow to get sponsored with no partner employerCheck your own employer first, then a partner program you can apply to, and what a partner can see.3 min
- Exam factsCost, length, passing score53 items, 120 minutes, $125, and what a scaled 720 actually means.4 min
- BlueprintThe eight domainsEvery domain, its published weight, and what the questions reward. 53 items, 720 to pass.4 min
- Domain deep diveApplications and IntegrationA third of the exam sits here. Requirements, life cycle, API mechanics, with worked examples.4 min
- Domain deep diveModel SelectionTokens, context windows, sampling and non-determinism, tiers and cost.4 min
- Domain deep diveAgents and WorkflowsWhen a workflow beats an agent, context isolation, and memory scope.3 min
- Straight answerAre there CCDV-F dumps?What they are, why they put the credential at risk, and what to use instead.6 min
- Straight answerExam dumps, in generalWhat dumps are, and five tests that tell one from legitimate practice questions.8 min
Practice inside your assistant
Claude and ChatGPT can quiz you on CCDV-F — without being able to give you the answer
All 53 free CCDV-F questions connect to the assistant you already use. It gets the question and not the answer key, so it cannot hand you the answer or be talked into agreeing with you. You commit first; then it explains why each option wins or loses.
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