Multi-category B2B data
Access company, employee, and job posting records through datasets and APIs, with the site positioning the data for sales, research, investment, HR, and AI use cases.
Coresignal
Coresignal provides public web data on companies, employees, and jobs through datasets, APIs, and a self-service search and enrichment platform for B2B teams.
Real-Time Public Web Data for B2B use cases
Coresignal is a public web data provider focused on fresh B2B data about companies, professionals, and job postings. The site presents its data as a real-time layer for AI agents, sales and recruitment workflows, market research, investment analysis, and related data enrichment tasks.
Its product lineup includes datasets, APIs, and a self-service platform for search, enrichment, and download. The company says its data is multi-source, updated continuously or on a recurring cadence depending on the product, and available in formats that support both direct analysis and machine-driven workflows.
Core capabilities
Prompt-based data search and enrichment
Use the self-service platform to describe the data you need, generate a structured list, refine the query in chat, enrich selected fields, and download records.
Dedicated data APIs
Work with company, employee, and job data in dedicated API endpoints, including company, employee, jobs, and historical headcount options mentioned on the site.
Flexible delivery formats
Choose among delivery and output options such as JSON, JSONL, CSV, and flat-file delivery, depending on the product and plan context shown on the site.
Agentic search support
Use the Agentic Search API for natural-language queries, with Fast and Reasoning endpoints described for different workflow complexity levels.
MCP server access
Connect data to MCP-compatible AI tools and workflows through the MCP Server, which the site presents as a way to use structured B2B context without custom integrations.
Common ways teams use Coresignal
Lead enrichment and prospecting
Sales and revenue teams can use company and employee data to find leads, enrich account records, and support pipeline development.
Recruiting and talent intelligence
Recruiters and HR teams can search employee and job data to identify candidates, track talent movement, and study hiring demand.
Investment and market analysis
Investment and market research teams can analyze company profiles, headcount changes, and job activity to evaluate growth signals and market shifts.
AI workflows and data products
AI and product teams can use the Agentic Search API, MCP Server, and downloadable records to feed assistants, search tools, and data products.
Automated data pipelines
Operations teams can pull structured records through APIs or downloads when they need repeatable access to current public web data.
Pros and Cons
Pros
- Covers three core B2B data areas: companies, employees, and jobs.
- Offers both APIs and datasets, plus a self-service workflow for prompt-based search and enrichment.
- Supports multiple output and delivery paths, including API access, downloads, and cloud delivery.
- Describes real-time API updates and timestamps for freshness tracking.
- Provides dedicated options for agentic search and MCP-compatible workflows.
Cons
- Integration specifics, authentication details, and developer documentation depth are not fully described on the pages reviewed.
- Pricing and delivery terms vary by plan or dataset, so buyers may need sales contact or consultation for some larger or custom data needs.
- The site does not publish a full technical comparison of schemas, coverage, or endpoint limits on the pages reviewed.
FAQ
What kind of data does Coresignal provide?
Coresignal provides B2B public web data products across company data, employee data, and job posting data. The site also offers datasets, APIs, and a no-code/self-service way to search, enrich, and download records.
Does Coresignal offer free or paid access?
The pricing page shows a free trial, subscription plans, and contact-sales options for larger dataset and API needs. Some plans are subscription-based, while larger dataset access is discussed through consultation and sales.
How is the data delivered?
The site says data can be accessed through APIs, downloaded as files, or delivered to cloud storage. The FAQ also notes API options for Company, Employee, Jobs, and Historical Headcount data.
How fresh is the data?
Coresignal says it updates API records in real time and that records include timestamps for the last update date. For datasets, delivery frequency can vary by dataset, with monthly delivery common and some daily or quarterly options available.
How much historical data is available?
Coresignal was founded in 2016 and says historical data availability depends on the dataset. The FAQ points readers to documentation and sales for more detail on historical coverage.
Quick Facts
- Category
- Public web data
- Primary data domains
- Companies, employees, jobs
- Product surfaces
- Datasets, APIs, self-service platform
- Source domain
- coresignal.com
- Founded
- 2016
- Pricing signals
- Free trial, subscription plans, contact sales
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