Careerjet API vs TheirStack for AI agents
Careerjet API is a job search API for Careerjet publishers who show Careerjet's job listings on their own sites. TheirStack is a job postings data API (with company and technographic data) aimed at sales and market intelligence as well as job search.
The short answer
- Careerjet API: Publishers who want to monetize traffic by showing Careerjet job listings to their own human visitors.
- TheirStack: Bulk, filterable job-posting data for market research and sales signals, with history back to 2021.
Side by side
| Careerjet API | TheirStack | |
|---|---|---|
| Searches | Careerjet's aggregated job listings, selected by a locale_code (language plus country, default en_GB). | Aggregated postings from career pages, job boards and ATS platforms across about 363k websites in 195 countries, since 2021. |
| Returns | Jobs with title, company, date, description excerpt, locations, salary (currency, min, max, type) and url; plus type, hits, pages and response_time. | JSON jobs with title, description, url, final_url, source_url, company and company_object, location fields, min/max salary (plus annual USD) and salary_string. |
| Before the first call | A Careerjet Publisher account and one API key per publisher website (Basic auth); every call must send the end user's IP address and user agent. | A TheirStack account and API key (Bearer token); each search must include at least one date or company filter. |
| Free | Not stated on its pages | 200 API credits and 50 company credits every month, free (1 credit per job returned); free tier rate limit 4/second, 10/minute, 50/hour, 400/day. |
| Paid | Not stated on its pages | From $49 per month for 1,500 API credits (1 credit per job). |
| Acting on a result | The url field example is a tracking link (https://jobviewtrack.com/v2/...), not a direct employer link. | url, plus final_url with the original career-page URL when available (filterable with final_url_exists). |
| Coverage | Not stated on its pages | 195 countries. |
| MCP server | No official server listed | Official TheirStack MCP server (search_jobs tool), OAuth or API key; uses the same API credits: https://theirstack.com/en/docs/mcp |
Where Openpath fits
If the agent needs a job to apply for in Austin, Texas, or a remote one, Openpath returns the listings themselves, free and with no key. See Openpath vs Careerjet API and Openpath vs TheirStack.
Questions people ask
What do I need before I can use Careerjet API?
A Careerjet Publisher account and one API key per publisher website (Basic auth); every call must send the end user's IP address and user agent.
Is Careerjet API free?
Its pages listed no free use when we read them on October 15, 2026.
What do I need before I can use TheirStack?
A TheirStack account and API key (Bearer token); each search must include at least one date or company filter.
Is TheirStack free?
200 API credits and 50 company credits every month, free (1 credit per job returned); free tier rate limit 4/second, 10/minute, 50/hour, 400/day.
Sources
Every line about another company comes from its own pages. Prices and terms change, so check the source before you rely on one.
Careerjet API, read on October 15, 2026:
- careerjet.com/partners/api: “Each publisher website requires a unique API key, which you can obtain from your Publisher account.”
- careerjet.com/partners/api: “the IP address of the user whose action(s) triggered the API call”
- careerjet.com/partners/api: “https://jobviewtrack.com/v2/unique link”
- careerjet.com/partners/publishers: “Monetize your web traffic by displaying Careerjet's job listings.”
TheirStack, read on October 15, 2026:
- theirstack.com/en/job-posting-api: “253M of jobs across 195 countries since 2021”
- theirstack.com/en/job-posting-api: “career pages, job boards, and ATS platforms”
- theirstack.com/en/docs/pricing/plans: “Start exploring with 50 company credits and 200 API credits every month - completely free, forever.”
- theirstack.com/en/docs/api-reference/rate-limit: “4/second, 10/minute, 50/hour, 400/day”
- theirstack.com/en/pricing: “1,500 API credits — $49 per month”
- theirstack.com/en/docs/api-reference/jobs/search_jobs_v1: “1 API credit for each job returned in the response”
- theirstack.com/en/job-posting-mcp: “Your AI assistant calls the search_jobs tool to find jobs by title, location, salary”