# Trayo, free: Similar companies API

> Returns candidates sorted by similarity to the closest seed, with preliminary high/medium/low bands.

Trayo's Free plan for the similar companies API costs $0.00 per 1,000 companies. We check each provider's docs for 13 fields. Trayo's docs list 5: Match, Industry and type, Employees, Headquarters, Domain.
You get 600 credits. You spend the credits on Trayo's other calls. This call is free for up to 302,400 pages a month.
We haven't run Trayo through [our similar companies API benchmark](https://datacircle.dev/best-similar-companies-api.txt) yet.
This plan is free. We rank 155 plans for similar companies APIs by price. Half the plans cost $1.18 or less per 1,000 companies. [See the best free similar companies API plan.](https://datacircle.dev/best-similar-companies-api.txt)
[GovConAPI's $39 monthly plan](https://datacircle.dev/similar-company-apis/govconapi/39-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. GovConAPI's plan covers companies in the United States only. GovConAPI's $39 monthly plan charges nothing per call. You get as many companies as GovConAPI's rate limit allows. [Tomba's pay-as-you-go plan](https://datacircle.dev/similar-company-apis/tomba/pay-as-you-go/llms.txt) costs the least for 10,000 companies a month: $1.25.
[ZoomInfo's $45 pack](https://datacircle.dev/similar-company-apis/zoominfo/45-pack/llms.txt) covers any number of companies. ZoomInfo's $45 pack costs more up front than GovConAPI's $39 monthly plan.
[ScrapeAtlas](https://datacircle.dev/similar-company-apis/scrapeatlas/19-pack/llms.txt), [LeadMagic](https://datacircle.dev/similar-company-apis/leadmagic/249-monthly-growth-post-v3-companies-lookalike/llms.txt) and [Tomba](https://datacircle.dev/similar-company-apis/tomba/449-monthly/llms.txt) are the best similar companies API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/similar-company-apis/trayo/free
- [Similar companies API: the best of 20+ providers compared](https://datacircle.dev/best-similar-companies-api.txt)
- Get it: https://trayo.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- Request: `POST https://api.trayo.ai/v1/accounts/lookalikes`
- API key: with the plan, on https://trayo.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- Its API docs: https://api.trayo.ai/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- Sold by: Trayo (https://trayo.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 38%
- Match: ✓
- Industry and type: ✓
- Employees: ✓
- Headquarters: ✓
- Domain: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: page of 500
- Billing: free

## Aggregators

- Aggregators: none

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Returns candidates sorted by similarity to the closest seed, with preliminary high/medium/low bands.

## Data

- Keep data: no limit
- Use data: The Service is provided solely for Customer's internal business purposes. Customer shall not, and shall not permit any Authorized User or third party to: Use the Service for any unlawful purpose or in violation of any applicable law, including the CAN-SPAM Act, GDPR, or CCPA/CPRA, Use the Service to send unsolicited bulk emails (spam), engage in phishing, or conduct deceptive outreach, Reverse engineer, decompile, or otherwise attempt to derive the source code or underlying structure of the Service, Sublicense, resell, or distribute the Service or make it available to any third party, [...] Use the Service to build a competitive product or to benchmark the Service for competitive analysis, Scrape or use automated means to extract data from the Service beyond permitted functionality

## Plan

- Pay: $0
- You get: 600 credits
- Enough for: 302,400 pages a month

## Rate limit

- Per second: 0.12
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: one of companies[].companyId, companies[].linkedinUrl, companies[].website or companies[].name. Optional: limit, matchSize, useWorkspaceAccounts, minEmployees, maxEmployees, countries, regions, industries, includeUnknown
- Method: POST
- Path: /v1/accounts/lookalikes

## About the plan

- Plan: Free
- Who can get it: businesses and their authorized representatives, aged 18 or over

## The 13 fields the plan's answer can hold

company ID, company name, website, LinkedIn URL, industry, employee range, employee count, country, city, similarity, similarity score, closest seed, seeds matched

## Trayo's plans (6)

- [Trayo, free](https://datacircle.dev/similar-company-apis/trayo/free/llms.txt): $0.00 per 1,000, 38% complete
- [Trayo, $49 monthly](https://datacircle.dev/similar-company-apis/trayo/49-monthly/llms.txt): $0.00032 per 1,000, 38% complete
- [Trayo, $249 monthly](https://datacircle.dev/similar-company-apis/trayo/249-monthly/llms.txt): $0.0016 per 1,000, 38% complete
- [Trayo, $468 yearly](https://datacircle.dev/similar-company-apis/trayo/468-yearly/llms.txt): $0.00026 per 1,000, 38% complete
- [Trayo, $2,388 yearly](https://datacircle.dev/similar-company-apis/trayo/2388-yearly/llms.txt): $0.0013 per 1,000, 38% complete
- [Trayo, contact us](https://datacircle.dev/similar-company-apis/trayo/contact-us/llms.txt): 38% complete

## Trayo's calls for this API (1)

- `POST /v1/accounts/lookalikes`: [Trayo, free](https://datacircle.dev/similar-company-apis/trayo/free/llms.txt)

## Trayo's APIs (8)

- [Trayo: LinkedIn post comment API pricing, 6 plans](https://datacircle.dev/linkedin-post-comment-apis/trayo/free/llms.txt)
- [Trayo: LinkedIn post search API pricing, 6 plans](https://datacircle.dev/linkedin-post-search-apis/trayo/free/llms.txt)
- [Trayo: company discovery API pricing, 6 plans](https://datacircle.dev/company-discovery-apis/trayo/free/llms.txt)
- [Trayo: company enrichment API pricing, 6 plans](https://datacircle.dev/company-enrichment-apis/trayo/free/llms.txt)
- [Trayo: similar companies API pricing, 6 plans](https://datacircle.dev/similar-company-apis/trayo/free/llms.txt)
- [Trayo: email finder API pricing, 6 plans](https://datacircle.dev/find-email-apis/trayo/free/llms.txt)
- [Trayo: phone finder API pricing, 6 plans](https://datacircle.dev/find-phone-apis/trayo/free/llms.txt)
- [Trayo: people search API pricing, 6 plans, POST /v1/find](https://datacircle.dev/people-search-apis/trayo/free-post-v1-find/llms.txt)
- [Trayo: people search API pricing, 6 plans, POST /v1/stakeholders/search](https://datacircle.dev/people-search-apis/trayo/free-post-v1-stakeholders-search/llms.txt)

## Trayo: similar companies API alternatives

- [GovConAPI, $39 monthly](https://datacircle.dev/similar-company-apis/govconapi/39-monthly/llms.txt): $0.000054 per 1,000, 15% complete
- [Cleanlist, $804 yearly](https://datacircle.dev/similar-company-apis/cleanlist/804-yearly/llms.txt): $0.00026 per 1,000, 15% complete
- [PublicWWW, $1,090 yearly](https://datacircle.dev/similar-company-apis/publicwww/1090-yearly/llms.txt): $0.0003 per 1,000, 15% complete, stored
- [OpenMercantil, €197 monthly](https://datacircle.dev/similar-company-apis/openmercantil/197-monthly/llms.txt): $0.0074 per 1,000, 0% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://api.trayo.ai/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- https://api.trayo.ai/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- https://api.trayo.ai/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- https://trayo.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing
- https://www.trayo.ai/terms-and-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=similar-companies-api-pricing