Sales and outreachKinda

TheirStack alternatives for AI agents

looot is a pay-per-call alternative to TheirStack for AI agents. One API key and one balance reach the data providers behind 4 of 6 TheirStack jobs. There is no subscription, and every call shows its price before it runs. Agents in Claude, Cursor, Codex and ChatGPT call it through MCP.

Give this to your agent
set up looot for TheirStack jobs - https://looot.ai/alternatives/theirstack/skill.md

Alternatives for AI agents

The honest answer

A job posting and technographics data provider that finds companies by the jobs they post and the tech they use. For an AI agent running looot, the verdict on TheirStack is kinda. 4 of the 6 jobs we compared are covered.

Kinda

4 covered, 0 partly, 2 not covered

See the full TheirStack coverage page

Covered 4

  • Search job postings
  • Find the tech a company uses
  • Search companies by filters
  • Read buying intent topics

Not covered 2

  • Instant alerts for new jobs
  • Bulk datasets

For these, keep TheirStack or use another tool beside looot.

Sales and outreach

What other tools do the same job as TheirStack?

These tools sit in the same category, ordered by how many jobs they share with TheirStack.

Jobs

Which TheirStack jobs can an agent do?

An agent can do 4 of 6 TheirStack jobs through looot today, with the live price of each below.

Prompt

How do I replace TheirStack with my agent?

Paste this prompt into the agent you already use. It asks for the job, shows the price, then runs it.

Prompt to replace TheirStack
Use looot to find companies that posted jobs mentioning a technology I name, then list the technologies each one uses. If you have not yet, set up https://looot.ai/skill.md first. Then search the looot catalog for each step, check the price of each endpoint before you call it, run the cheapest one that fits, and show me the results as a table.

Side by side

How does TheirStack compare with an agent running looot?

TheirStack is an app you work in. An agent running looot is a prompt that calls data providers and pays per call.

TheirStackAgent running looot
What it isA job posting and technographics data provider that finds companies by the jobs they post and the tech they use.Your own agent calling looot endpoints and writing the result where you ask.
Jobs compared6 jobsYes. 4 covered
Not coveredinstant alerts for new jobs and bulk datasetsGap. 2 jobs the agent cannot do through looot
How you use itThe TheirStack appA prompt to the agent you already use
Pick TheirStack ifYes. You need instant alerts for new jobs and bulk datasets, or you would rather click through its own app than prompt an agent.You want an agent to run the job and pay per call, with no plan to manage.
How you paySee TheirStack for its own termsYes. Pay per call, with the price shown before each run
Last reviewed2026-10-13Prices read live from the catalog

What do people ask about TheirStack alternatives?

Tools in the same category include Sumble, Clearbit, ZoomInfo, Lead411, Datanyze and Apollo. We do not rank them as best. Pick by the jobs you need done, and compare the jobs listed on this page.

It depends on the job. An agent running looot gets a verdict of kinda for TheirStack: 4 of 6 jobs covered.

looot is not free. It is pay per call, and each endpoint shows its price before the run, so you can see what a TheirStack job costs before you start. We do not state what TheirStack costs.

TheirStack is an app you open and use. looot is a catalog of endpoints your own agent calls. TheirStack vs looot comes down to whether you want an app or an agent doing the jobs, and whether the jobs you need are in the covered list.

search job postings, find the tech a company uses, search companies by filters and read buying intent topics. Coverage is checked against the live catalog, so a job drops to not covered when no priced endpoint exists.

instant alerts for new jobs and bulk datasets. Keep TheirStack for these, or use another tool beside looot.

Set up looot from https://looot.ai/skill.md, then paste the prompt on this page into the agent you already use. Edit it to match your own inputs.

looot charges per call. The jobs above show the cheapest live price for each, read from the catalog. When no priced endpoint exists the page says price on request.

Where do I go next from TheirStack?

Read the job-by-job verdict, then check the tools closest to TheirStack.

Updated 2026-10-13. Prices on this page are read from the looot public catalog.

For agents
app
TheirStack
verdict
kinda
other tool
Sumble, /can-i-replace/sumble
other tool
Clearbit, /can-i-replace/clearbit
other tool
ZoomInfo, /can-i-replace/zoominfo
other tool
Lead411, /can-i-replace/lead411
other tool
Datanyze, /can-i-replace/datanyze
other tool
Apollo, /can-i-replace/apollo
coverage
/can-i-replace/theirstack
setup
https://looot.ai/alternatives/theirstack/skill.md
llms.txt
https://looot.ai/llms.txt
updated
2026-10-13
markdown /alternatives/theirstack.md

Try the TheirStack alternative with your own agent.

Start your workspace, top up, and paste the prompt into the agent you already use.

Start your workspace See other apps