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

## In short

On 2026-09-09, Claude (Anthropic) with web search was asked "best business formation services for startups". It named 10 brands, in this order: Clerky, Stripe, Stripe Atlas, EIN Presswire, Firstbase, Northwest Registered Agent.

| Fact | Value |
| --- | --- |
| Question | best business formation services for startups |
| Asked on | 2026-09-09 |
| Engine | Claude (Anthropic) with web search |
| Model | claude-opus-5 |
| Brands named | 10 |
| Sources cited | 5 |
| Audience | startups |
| Coverage | Coverage: Claude (Anthropic) with web search. Other engines not included. |
| Last verified | 2026-09-09 |

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

## The answer, as recorded

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

> The answer forks on one thing: are you raising venture capital, or are you a small business that says "startup"? Different tools entirely.
> 
> ## If you're VC-track (Delaware C-corp, co-founders, will raise)
> 
> **1. Clerky - $799 for the incorporation + post-incorporation package.** My default recommendation. It generates the actual document set investors and their lawyers expect: bylaws, stock purchase agreements with vesting, IP assignment, board consents, 83(b) filings. It's what YC companies use, and diligence goes smoothly because the paperwork is already in the format acquirers and Series A counsel want. Caveat: Clerky doesn't file with Delaware for you - you file, or pair it with a filing service. The real value is the documents, not the filing.
> 
> **2. Stripe Atlas - $500 one-time.** Fastest path from zero to incorporated. Delaware filing (next-day expedited), state fees, EIN, founder stock issuance, 83(b) filing, plus bank account and Stripe integration. Best if you want to be operational this week. Weakness: no ongoing compliance reminders, no tax support, and the document set is thinner than Clerky's if you get into complex equity.
> 
> **3. Firstbase - ~$399.** The pick if you're 

## Brands named, in the order the engine gave

| Position | Brand | How it was named |
|---|---|---|
| 1 | Clerky | mentioned |
| 2 | Stripe | mentioned |
| 3 | Stripe Atlas | mentioned |
| 4 | EIN Presswire | mentioned |
| 5 | Firstbase | mentioned |
| 6 | Northwest Registered Agent | mentioned |
| 7 | ZenBusiness | mentioned |
| 8 | LegalZoom | mentioned |
| 9 | Inc Authority | mentioned |
| 10 | Rho | compared |

## 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://startupsavant.com/service-reviews/stripe-atlas-alternatives (other)
- https://medium.com/all-things-cloud/incorporating-a-startup-delaware-c-corp-atlas-vs-clerky-and-the-checklist-that-saves-you-later-4564c2712924 (community)

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.