# What Claude (Anthropic) with web search answered for business formation services (startups) on 2026-09-17

## In short

On 2026-09-17, Claude (Anthropic) with web search was asked "best business formation services for startups". It named 8 brands, in this order: Clerky, Cooley, Stripe Atlas, Firstbase, Northwest Registered Agent, ZenBusiness, LegalZoom and Rho.

| Fact | Value |
| --- | --- |
| Question | best business formation services for startups |
| Asked on | 2026-09-17 |
| Engine | Claude (Anthropic) with web search |
| Model | claude-opus-5 |
| Brands named | 8 |
| Sources cited | 7 |
| Audience | startups |
| Coverage | Coverage: Claude (Anthropic) with web search. Other engines not included. |
| Last verified | 2026-09-17 |

Page: https://bikoosh.com/answers/s/business-formation-services-startups-2026-09-17
Coverage: Claude (Anthropic) with web search. Other engines not included.

## The answer, as recorded

Asked on 2026-09-17 through Claude (Anthropic) with web search (model claude-opus-5).

> The right answer forks hard on one thing: are you raising venture capital or not? A VC-track Delaware C-corp and a small-business LLC are different products, and most "best formation services" listicles blur them.
> 
> ## If you're VC-track (Delaware C-corp, co-founders, equity to split)
> 
> **1. Clerky (~$799)** - This is what I'd actually use. It's built by startup lawyers specifically for the paperwork investors and acquirers diligence later: stock issuance, vesting agreements, 83(b) elections, board consents, bylaws, IP assignment. The thing that makes it worth the premium is that every document is the same standard a Cooley or Gunderson associate would produce, so your Series A diligence doesn't turn into a cleanup project. Caveat worth knowing: Clerky doesn't file the Delaware incorporation itself - you do that step or pair it with a filing service.
> 
> **2. Stripe Atlas ($500)** - The fastest clean path. One flat fee covers Delaware incorporation with expedited filing, state fees, EIN, founder share issuance, 83(b) filing, and the first year of registered agent (~$100/yr after). If you want to be incorporated, banked, and taking payments in days, this is it. The tradeoff is it's trans

## Brands named, in the order the engine gave

| Position | Brand | How it was named |
|---|---|---|
| 1 | Clerky | mentioned |
| 2 | Cooley | mentioned |
| 3 | Stripe Atlas | mentioned |
| 4 | Firstbase | mentioned |
| 5 | Northwest Registered Agent | recommended |
| 6 | ZenBusiness | mentioned |
| 7 | LegalZoom | mentioned |
| 8 | Rho | mentioned |

## Sources the engine cited

- https://www.forbes.com/advisor/business/best-llc-service/ (other)
- https://www.rho.co/blog/stripe-atlas-vs-clerky (vendor)
- https://www.flowjam.com/blog/stripe-atlas-vs-clerky-which-is-better-for-your-startup (other)
- https://freenetlaw.com/llc/services/stripe-atlas/ (other)
- https://startupowl.com/start/best-llc-services (other)
- https://www.nav.com/blog/company-formation-services-forming-an-llc-648318/ (other)
- https://startupsavant.com/service-reviews/stripe-atlas-alternatives (other)

The question page: https://bikoosh.com/answers/q/business-formation-services/startups

Answer Watch records what one AI answer engine said on one date, nothing more. Each page names the engine and the model, carries the date the question was asked, and lists the brands that appeared in the answer in the order the engine gave them, with the sources it cited. It is a measurement, not a ranking, not a recommendation and not a claim about the world. Brands that did not appear in an answer are not named on any public page. Coverage: Claude (Anthropic) with web search. Other engines not included.