7 Must-Have Knowledge Graph AIs for Human Resources

Eightfold.ai has positioned itself as a talent intelligence platform that harnesses a sophisticated knowledge graph—known as TalentGraph—to map the relationships between skills, roles, and career trajectories. By feeding this graph with data from internal ATS systems, external talent pools, and market benchmarks, Eightfold.ai delivers AI‑powered recommendations for hiring, career development, and workforce planning. The platform’s visual analytics dashboards allow HR leaders to see how candidates fit into the organization’s long‑term talent strategy, while its AI algorithms predict potential career paths and skill gaps. Eightfold.ai’s strengths lie in its ability to integrate with a wide array of HR systems, including Workday, SAP SuccessFactors, and Salesforce, ensuring that talent data is always up‑to‑date. The platform also offers diversity‑and‑inclusion analytics, helping companies track and improve hiring equity. Its AI‑driven talent‑pooling feature aggregates passive candidates into curated talent lakes, making outreach more efficient. Pricing is not publicly listed; prospective customers must contact Eightfold.ai for a customized quote based on the size of their talent database and required features.

Ideal is a recruiting automation platform that employs AI to streamline candidate screening and reduce time‑to‑hire. At its core, Ideal uses machine learning models trained on a company’s hiring data to rank resumes, predict candidate fit, and recommend interviewers. The platform’s knowledge graph component organizes candidate attributes—skills, experience, and behavioral traits—into a coherent structure that supports more accurate predictions. Ideal integrates seamlessly with popular applicant tracking systems such as Greenhouse and Lever, enabling recruiters to pull in candidate data automatically. Its compliance features help maintain adherence to equal‑opportunity hiring regulations by providing bias‑mitigation insights. Ideal also offers interview scheduling tools and a candidate engagement portal, giving applicants a smoother experience. Ideal’s pricing is available upon request, typically structured as a subscription based on the size of the hiring pipeline and the number of users.

Beamery positions itself as a talent relationship management (TRM) platform that blends CRM functionality with AI insights. Its knowledge graph underpins the platform’s ability to map relationships between candidates, hires, and internal talent pools. Beamery’s AI engine analyzes candidate data to suggest the best fit for roles, predict potential retention risks, and surface passive talent opportunities. Beamery excels in providing a unified candidate view, allowing recruiters to track interactions across email, LinkedIn, and internal notes. The platform’s talent lake feature aggregates passive candidates, while its AI‑powered search filters identify the most relevant profiles for open positions. Beamery also offers advanced outreach automation, enabling personalized email campaigns at scale. Pricing is tailored to each organization and is available through direct consultation.

HireVue offers a video interviewing platform that combines AI analytics with video technology to assess candidates during virtual interviews. The platform’s knowledge graph maps candidate responses to behavioral traits, skill sets, and role requirements, enabling recruiters to score candidates objectively. HireVue’s AI engine analyzes facial expressions, tone of voice, and word choice to generate a holistic assessment. Recruiters can also use the platform’s integration with ATS systems to sync interview data and track hiring metrics. HireVue’s candidate portal provides a seamless interview scheduling experience, and its analytics dashboard offers insights into interview duration, candidate engagement, and predictive hiring outcomes. Pricing details are not publicly disclosed; companies must request a custom quote based on interview volume and desired features.

Pymetrics leverages neuroscience‑based games and AI to evaluate candidates’ cognitive and emotional traits. The platform’s knowledge graph organizes game performance data, personality metrics, and job role requirements to match candidates with the most suitable positions. Pymetrics offers a suite of gamified assessments that reveal intrinsic traits such as empathy, risk tolerance, and problem‑solving style. Its AI engine processes these data points, mapping them onto a knowledge graph that aligns candidate profiles with job competencies. Recruiters can then filter candidates based on cultural fit, diversity goals, and skill alignment. Pricing is subscription‑based and available upon request, typically scaled by the number of assessments and users.

Harver specializes in pre‑employment assessments that use AI to predict job performance and cultural fit. The platform’s knowledge graph structures candidate responses, skill metrics, and role requirements to produce a comprehensive fit score. Harver’s assessments cover technical knowledge, cognitive ability, and personality traits. The AI model evaluates each candidate against the job’s ideal profile, providing recruiters with a clear pass/fail recommendation. In addition, Harver offers a candidate engagement portal, interview scheduling, and analytics dashboards that track assessment adoption and hiring outcomes. Harver’s pricing is subscription‑based, tailored to the number of assessments and users, and can be requested through their sales team.