# Enrich.chat, free, POST /batch: Tech stack API

> Hand your agent a list or CRM export and enrich every row. Misses never use credits.

Enrich.chat's tech stack API on its Free plan. It costs $0.00 per 1,000 companies. It returns 2 of the 13 key fields we check: Technology, Categories.
We haven't run Enrich.chat through [our tech stack API benchmark](https://datacircle.dev/best-tech-stack-api.txt) yet.
This plan is free. We rank 287 plans for tech stack APIs by price. Half the plans cost $9.98 per 1,000 companies or less.
[Botoi's $199 monthly plan](https://datacircle.dev/company-technology-apis/botoi/199-monthly/llms.txt) costs the least per 1,000 companies: as little as $0.0066. Botoi's $199 monthly plan covers up to 1,000,000 companies a day.
[GetProspect's $49 monthly plan](https://datacircle.dev/company-technology-apis/getprospect/49-monthly/llms.txt) covers any number of companies. GetProspect's $49 monthly plan costs less up front than Botoi's $199 monthly plan.
[JobsPipe](https://datacircle.dev/company-technology-apis/jobspipe/149-monthly-growth-post-v1-stack-scan/llms.txt), [DetectZeStack](https://datacircle.dev/company-technology-apis/detectzestack/79-monthly-mega-get-analyze/llms.txt) and [GetProspect](https://datacircle.dev/company-technology-apis/getprospect/49-monthly/llms.txt) are the best tech stack API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-technology-apis/enrich-chat/free-post-batch
- [Tech stack API: find a company's technologies](https://datacircle.dev/best-tech-stack-api.txt)
- Get it: https://enrich.chat/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Request: `POST https://enrich.chat/v1/batch`
- API key: not needed
- Its API docs: https://enrich.chat/docs/index.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing#post-v1batch
- Sold by: Enrich.chat (https://enrich.chat?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 15%
- Technology: ✓
- Categories: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: result
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Find a person · Find a work email · Find a mobile number · Search for people · Search with match tiers · List people at a company · Look up a company · Find a company's tech stack · Search for companies · Find a company's email format · Start a background job

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Hand your agent a list or CRM export and enrich every row. Misses never use credits.

## Data

- Keep data: no limit
- Use data: for your own internal business purposes only: "you have a limited, non-exclusive, non-transferable right to use the Service and its results for your own internal business purposes. Nothing else is licensed to you." "You must not: break any law that applies to you or to the people you contact, including laws on marketing emails, calls and texts [...] and on data protection [...], use the Service to harass, stalk, threaten, defraud or deceive anyone, or to send spam or unsolicited bulk messages, use results to decide whether someone gets credit, insurance, employment, housing or any other benefit they are entitled to be considered for, copy, resell, republish or hand over results in bulk, or use the Service to build a competing product or data service, collect pages of the website automatically, or send requests by any route other than the documented API, MCP server and tools, get around rate limits, free-tier limits, blocks or credit accounting [...], attack, overload or probe the Service, or try to reach data or systems you are not authorised to use." "Do not contact someone, or keep using their information, after they have asked you not to."

## Plan

- Pay: $0
- You get: 10 requests a day
- Enough for: 10 results a day
- Expires: daily, the free lookups reset at 00:00 UTC

## Rate limit

- Per second: 0.056
- Batch: 25

## Speed

- Answer: in the call

## The call

- You send: items, items[].op "company_tech", items[].domain. Optional: items[].id
- Method: POST
- Path: /batch

## About the plan

- Plan: Free
- Who can get it: anyone

## The 9 fields the plan's answer can hold

found, domain, company name, technology name, technology category, credits used, free lookups remaining, credits left, hint

## Enrich.chat's plans (5)

- [Enrich.chat, free, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/free-post-batch/llms.txt): $0.00 per 1,000, 15% complete
- [Enrich.chat, $29 monthly, Growth, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/29-monthly-growth-post-batch/llms.txt): $1.45 per 1,000, 15% complete
- [Enrich.chat, $90 monthly, Scale, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/90-monthly-scale-post-batch/llms.txt): $0.90 per 1,000, 15% complete
- [Enrich.chat, $299 monthly, Pro, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/299-monthly-pro-post-batch/llms.txt): $0.598 per 1,000, 15% complete
- [Enrich.chat, contact us, Enterprise, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/contact-us-enterprise-post-batch/llms.txt): 15% complete

## Enrich.chat's calls for this API (3)

- `GET /company/tech`: [Enrich.chat, free, GET /company/tech](https://datacircle.dev/company-technology-apis/enrich-chat/free-get-company-tech/llms.txt)
- `POST /batch`: [Enrich.chat, free, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/free-post-batch/llms.txt)
- `POST /jobs`: [Enrich.chat, $29 monthly, Growth, POST /jobs](https://datacircle.dev/company-technology-apis/enrich-chat/29-monthly-growth-post-jobs/llms.txt)

## Enrich.chat's APIs (7)

- [Enrich.chat: company discovery API pricing, 5 plans](https://datacircle.dev/company-discovery-apis/enrich-chat/free/llms.txt)
- [Enrich.chat: tech stack API pricing, 5 plans, POST /batch](https://datacircle.dev/company-technology-apis/enrich-chat/free-post-batch/llms.txt)
- [Enrich.chat: phone finder API pricing, 5 plans, GET /mobile](https://datacircle.dev/find-phone-apis/enrich-chat/free-get-mobile/llms.txt)
- [Enrich.chat: phone finder API pricing, 5 plans, POST /batch](https://datacircle.dev/find-phone-apis/enrich-chat/free-post-batch/llms.txt)
- [Enrich.chat: people enrichment API pricing, 5 plans, GET /person](https://datacircle.dev/person-enrichment-apis/enrich-chat/free-get-person/llms.txt)
- [Enrich.chat: people enrichment API pricing, 5 plans, POST /batch](https://datacircle.dev/person-enrichment-apis/enrich-chat/free-post-batch/llms.txt)
- [Enrich.chat: email finder API pricing, 5 plans, GET /email](https://datacircle.dev/find-email-apis/enrich-chat/free-get-email/llms.txt)
- [Enrich.chat: email finder API pricing, 5 plans, POST /batch](https://datacircle.dev/find-email-apis/enrich-chat/free-post-batch/llms.txt)
- [Enrich.chat: people search API pricing, 5 plans, GET /company/people](https://datacircle.dev/people-search-apis/enrich-chat/free-get-company-people/llms.txt)
- [Enrich.chat: people search API pricing, 5 plans, GET /search](https://datacircle.dev/people-search-apis/enrich-chat/free-get-search/llms.txt)
- [Enrich.chat: people search API pricing, 5 plans, POST /search/cascade](https://datacircle.dev/people-search-apis/enrich-chat/free-post-search-cascade/llms.txt)
- [Enrich.chat: company enrichment API pricing, 5 plans, GET /company](https://datacircle.dev/company-enrichment-apis/enrich-chat/free-get-company/llms.txt)
- [Enrich.chat: company enrichment API pricing, 5 plans, POST /batch](https://datacircle.dev/company-enrichment-apis/enrich-chat/free-post-batch/llms.txt)

## Enrich.chat: tech stack API alternatives

- [ZoomInfo, free](https://datacircle.dev/company-technology-apis/zoominfo/free/llms.txt): $0.00 per 1,000, 15% complete, stored
- [WhatCMS, $800 monthly, 1,000,000 Detections, GET /API/Tech](https://datacircle.dev/company-technology-apis/whatcms/800-monthly-1000000-detections-get-api-tech/llms.txt): $0.80 per 1,000, 23% complete, stored
- [StartupHub.ai, $500 yearly](https://datacircle.dev/company-technology-apis/startuphub-ai/500-yearly/llms.txt): $0.833 per 1,000, 15% complete
- [DetectZeStack, $9 monthly, Pro, POST /analyze/batch](https://datacircle.dev/company-technology-apis/detectzestack/9-monthly-pro-post-analyze-batch/llms.txt): $0.90 per 1,000, 23% complete, 24 hours
- [StoreInspect, $5,748 yearly, Scale, POST /stores/enrich](https://datacircle.dev/company-technology-apis/storeinspect/5748-yearly-scale-post-stores-enrich/llms.txt): $0.958 per 1,000, 23% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

- https://enrich.chat?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/agents.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/docs/index.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/pricing/index.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://enrich.chat/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing