Compare/Head to head

Codeaid vs HackerRank

Same facts, side by side: starting price, free tier, MCP, API and what each one is actually built for.

Starting price

Codeaid

$129/mo 14 day free trial

A coding assessment platform built specifically for AI and machine-learning roles. Candidates work in real notebooks or GPU containers on messy datasets, and an AI interviewer builds the test and scores the work. The Team plan is $129/mo for 20 candidate invites a month, with a 14-day free trial.

Where Codeaid fits

  • AI startups hiring ML and generative AI engineers
  • Agencies pre-screening AI and ML candidates for clients
  • Companies upskilling software engineers into ML roles
  • Teams on Greenhouse, SmartRecruiters or Recruitee

HackerRank

$79/mo

Coding screens, pair interviews, and an AI interviewer. Starter is $79/mo billed annually ($948/year) for 60 attempts.

Where HackerRank fits

  • Small teams making first technical hires on Starter
  • Growing teams that need Greenhouse, Lever, or Ashby on Pro
  • Orgs that want an agentic IDE and AI-assisted scoring
  • Enterprises that need certified assessments, SSO, and MCP

At a glance

DetailCodeaidHackerRank
Starting price$129/mo$79/mo
Free tier–No–No
Free trial14 day free trialNot on record
MCP server–No✓Yes
Public API–No✓Yes
Listed underAssessments, AI interviewingAssessments

Where they pull apart

Codeaid

Stands out: General coding test platforms struggle to tell whether someone can actually train and debug a model. Codeaid tests that directly, with datasets too large to paste into an AI assistant, and agencies can use it to pre-screen ML candidates before sending them to clients.

Watch out: Twenty invites a month on the Team plan is tight for volume hiring, so credit packs or Enterprise may be needed. It is narrow by design: for general software engineering or non-technical roles a broader assessment library fits better.

Not the right fit for

  • High-volume hiring for general developer roles
  • Non-technical assessments

HackerRank

Stands out: Chakra AI interviewer, Screen, and live Interview on every plan, with MCP and API on Enterprise.

Watch out: Starter and Pro do not include API or MCP. Extra attempts are $20 each. ATS hooks start on Pro.

Not the right fit for

  • Teams that need API or MCP on a self-serve plan
  • Buyers who only want a free developer practice site

Pros and cons

Codeaid

  • Built for AI and ML roles specifically
  • Real notebooks and GPU environments
  • 14-day free trial
  • Only 20 invites a month on Team
  • Narrow focus beyond AI and ML roles
  • Only three ATS integrations

HackerRank

  • Public Starter and Pro prices with annual 20% off
  • Chakra AI interviewer included from Starter
  • Hosted MCP plus REST API on Enterprise
  • API and MCP are Enterprise-only
  • ATS integrations start on Pro, not Starter
  • Overage attempts cost $20 each

What each one costs

Codeaid

$129/mo

Codeaid's Team plan is $129/mo, with 20% off on annual billing, and includes 5 users, 20 candidate invites a month, unlimited openings and interviews, 75 questions per interview, 2 custom interview templates and Greenhouse, SmartRecruiters and Recruitee integrations. Extra invites are sold in credit packs of 10, 50 or 100. A 14-day free trial is available. Enterprise, with unlimited users, invites and templates plus invoicing and premium support, is quoted. Confirm current terms on the vendor site.

Checked 13 Oct 2026

HackerRank

$79/mo

Starter is $79/mo billed annually ($948/year) with 60 candidate attempts. Pro is $419/mo billed annually ($5,028/year) with 360 attempts. Extra attempts are $20 each; Enterprise is sales-quoted. Confirm current terms on the vendor site.

Checked 18 Sep 2026

Common questions

Is Codeaid cheaper than HackerRank?
HackerRank starts lower, at $79/mo against $129/mo for Codeaid. That is the entry plan on each side, so the real number depends on seats and the tier you land on.
Can you try Codeaid or HackerRank for free?
Neither carries a free tier on our listing. Codeaid offers a 14 day free trial.
Does Codeaid or HackerRank have an MCP server?
HackerRank ships a first party MCP server, so an AI assistant can work the product directly.

Not the pair you wanted?

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Editorial listings, never paid rankings. Prices checked 13 Oct 2026. Confirm current terms on the vendor site. Spot an error?