# Bassethound, free: Tech stack API

> Frameworks, analytics, CMS, payments, and CDN vendors. The tools a company actually ships with.

Bassethound's tech stack API on its Free plan. It costs $0.00 per 1,000 companies. Bassethound's docs list 2 of the 13 key fields we check: Technology, Categories.
We haven't run Bassethound through [our tech stack API benchmark](https://datacircle.dev/best-tech-stack-api.txt) yet.
This plan is free. We rank 354 plans for tech stack APIs by price. Half the plans cost $7.96 per 1,000 companies or less.
[cl0q's $50 monthly plan](https://datacircle.dev/company-technology-apis/cl0q/50-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: $0.0042.
[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 cl0q's $50 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/bassethound/free
- [Tech stack API: find a company's technologies](https://datacircle.dev/best-tech-stack-api.txt)
- Get it: https://bassethound.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Request: `POST https://mcp.bassethound.ai/mcp`
- API key: with the plan, on https://bassethound.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Its API docs: https://bassethound.ai/docs/sniff-domain?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Sold by: Bassethound (https://bassethound.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing)
- Checked: 2026-11-06

## In the answer

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

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Frameworks, analytics, CMS, payments, and CDN vendors. The tools a company actually ships with.

## Data

- Freshness: live
- Keep data: no limit
- Use data: You agree not to: Use the Service to violate any law or any third party's rights. Circumvent rate limits, authentication, or abuse controls (for example, by distributing requests to evade limits). Use results to facilitate unauthorized access, attacks, harassment, or other harmful activity against any domain or its operators. Resell, redistribute, or represent the raw Service output as your own bulk data product. Overload, probe, or disrupt the Service or its infrastructure.

## Plan

- Pay: $0
- You get: 3 requests a day
- Enough for: 3 calls a day

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: method "tools/call", params.name "sniff_domain", params.arguments.domain
- Method: POST
- Path: /mcp

## About the plan

- Plan: Free
- Who can get it: anyone who signs in

## The 41 fields the plan's answer can hold

primary stack, technologies, technology category, technology version, detection confidence, how detected, evidence, frameworks, CMS, analytics, widgets, payments, e-commerce, CDN, IP address, ASN, hosting organization, nameservers, MX records, email provider, DNS TXT vendors, SPF, DKIM, DMARC, TLS certificate issuer, TLS certificate SANs, TLS certificate expiry, TLS certificate days remaining, AI readiness score, AI readiness verdict, model providers, AI SDKs, orchestration frameworks, vector stores, LLM observability, AI widgets, llms.txt, MCP endpoints, well-known AI files, security grade, TLS grade

## Bassethound's plans (4)

- [Bassethound, free](https://datacircle.dev/company-technology-apis/bassethound/free/llms.txt): $0.00 per 1,000, 15% complete, live
- [Bassethound, $49.99 monthly](https://datacircle.dev/company-technology-apis/bassethound/49-99-monthly/llms.txt): $166.633 per 1,000, 15% complete, live
- [Bassethound, $149 monthly](https://datacircle.dev/company-technology-apis/bassethound/149-monthly/llms.txt): $74.50 per 1,000, 15% complete, live
- [Bassethound, contact us](https://datacircle.dev/company-technology-apis/bassethound/contact-us/llms.txt): 15% complete, live

## Bassethound's calls (1)

- `POST /mcp`: [Bassethound, free](https://datacircle.dev/company-technology-apis/bassethound/free/llms.txt)

## Bassethound's APIs (2)

- [Bassethound: company enrichment API pricing, 4 plans](https://datacircle.dev/company-enrichment-apis/bassethound/free/llms.txt)
- [Bassethound: tech stack API pricing, 4 plans](https://datacircle.dev/company-technology-apis/bassethound/free/llms.txt)

## Bassethound: tech stack API alternatives

- [Anysite, $49 monthly](https://datacircle.dev/company-technology-apis/anysite/49-monthly/llms.txt): $65.333 per 1,000, 54% complete, live
- [Interzoid, $2,999 monthly, 1 Million Credits, POST /enrich](https://datacircle.dev/company-technology-apis/interzoid/2999-monthly-1-million-credits-post-enrich/llms.txt): $74.975 per 1,000, 8% complete, live
- [RichAPI, $800 pack, Scale, POST /website_intelligence](https://datacircle.dev/company-technology-apis/richapi/800-pack-scale-post-website-intelligence/llms.txt): $80.00 per 1,000, 8% complete, live
- [ProLevelMax, $10,000 pack](https://datacircle.dev/company-technology-apis/prolevelmax/10000-pack/llms.txt): $86.087 per 1,000, 8% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

- https://bassethound.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/company-intelligence/what-is-domain-intelligence/domain-intelligence-vs-enrichment?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/docs/sniff-domain?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/mcp-enrichment/remote-mcp-server/how-an-agent-calls-mcp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/mcp-enrichment/using-in-your-agent/what-sniff-domain-returns?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://bassethound.ai/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing