# What does Optimist Inc. use?

Optimist Inc. (optimistinc.com) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-16).

- Industry: Marketing and Advertising
- Size: 51–200 employees
- Based in: Los Angeles, United States
- Founded: 2009
- LinkedIn: https://www.linkedin.com/company/optimist-inc

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Sanity](https://www.runsonwhat.com/reverse/sanity) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Jamf](https://www.runsonwhat.com/reverse/jamf) | Security & Compliance | DNS verification records |  |
| [Dropbox](https://www.runsonwhat.com/reverse/dropbox) | Collaboration | DNS verification records |  |

## FAQ

### What tools does Optimist use?

As of October 2026, runsonwhat has found 11 tools at Optimist (optimistinc.com) in public records. Edge & Hosting: Amazon Route 53. Application: Next.js. Go-to-market: Sanity. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 16, 2026.

### What email provider does Optimist use?

Optimist uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 704,100 companies runsonwhat tracks.

### What is Optimist's website built with?

Optimist uses Sanity for its website, according to runsonwhat (October 2026). runsonwhat found Sanity through Sanity code on optimistinc.com. Sanity is used by 4,734 companies runsonwhat tracks.

### Does Optimist use SendGrid?

Yes. runsonwhat found SendGrid at Optimist through email records that authorize SendGrid. SendGrid is a Email Delivery tool used by 191,680 companies runsonwhat tracks.

### Which companies have a tech stack similar to Optimist's?

The companies with the stacks most like Optimist's are Kraken, Unified, Cleveland Clinic and Bama Gruppen, according to runsonwhat (October 2026). Each shares 4 to 9 tools with Optimist, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Optimist uses?

runsonwhat reads public records only. Of the 11 tools at Optimist, 7 were found through DNS records, 2 through email records and 2 through code on optimistinc.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and optimistinc.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/optimistinc.com (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.