← Technical Interviewing & Assessment ranking

Top tools in 2026 · Prompt 3 of 8 · September 2026

A real buyer question from the September 2026 snapshot, asked 3× to each of the three models. 9 answers recorded.

“What are the top coding assessment platforms in 2026?”

ChatGPT answered 3× this snapshot

Here are the top coding assessment platforms in 2026, grouped by what they’re best at: Best overall HackerRank Very widely used for technical screening Good library of coding, SQL, and MCQ assessments Strong employer branding and candidate workflow Best for: standardized pre-employment coding tests at scale Codility One of the most established engineering assessment platforms Known for algorithmic and timed coding…

Named across its answers: 1. HackerRank2. Codility3. CodeSignal4. CoderPad5. TestGorilla

Verbatim excerpt from one collected ChatGPT answer; formatting flattened, words untouched.

HackerRank dominates this question completely, appearing in all 9 answers and leading 8 of them at an average position of 1.4, while TestGorilla matches its 9-of-9 presence but lands at an average position of 6 with zero first-place mentions. The gap between those two brands is the sharpest signal here: full coverage alone does not translate to authority when one brand consistently owns the top slot.

AI-generated read of the September 2026 measurements.

Who wins this question

Owned Consensus

All three models name HackerRank, CodeSignal, CoderPad and TestGorilla on this question.

ChatGPT

Claude

Gemini mentioned · first · avg. pos

HackerRank 111111511 9/9 · 8× first · #1.4

TestGorilla 847545876 9/9 · never first · #6

Codility 22233365 8/9 · never first · #3.3

CoderPad 45545432 8/9 · never first · #4

CodeSignal 3338812 7/9 · 1× first · #4

Karat 67654 5/9 · never first · #5.6

LeetCode 4222 4/9 · never first · #2.5

Byteboard 243 3/9 · never first · #3

HireVue 676 3/9 · never first · #6.3

Qualified 1086 3/9 · never first · #8

DevSkiller 9910 3/9 · never first · #9.3

Glider AI 36 2/9 · never first · #4.5

Each square is one collected answer; the number is the brand's position in that answer. Lime = the very first recommendation. Unlinked brands were named by the models here but sit outside this category's published top 15 overall. Showing the top 12 of 21 brands named at least once. Never mentioned here: NeetCode, Codeforces, Woven.