AlphaSense vs OpenAI API: who uses which
Customers, public proof and the companies that use both.
On usedby, 27 companies use AlphaSense and 37 use OpenAI API. 1 company uses both, including Cisco. AlphaSense leads among the Investment & VC companies on usedby that use either tool, OpenAI API among the DevTools & Infrastructure companies.Latest check Oct 18, 2026: 63 of 64 public lines checked. Counts include every proof level, job-post signals included. A company on both tools counts at any proof level, and a job post on one side is marked as such.
Who uses AlphaSense, OpenAI API, or both
Every company with a public proof for at least one of the two tools.
26
use only AlphaSense
1
company uses both
36
use only OpenAI API
26 companies use only AlphaSense, 36 use only OpenAI API and 1 uses both, out of the 63 companies on usedby that use at least one of them.
Who uses both
Companies with a public line on both tools, at any proof level: the strongest proofs come first, and a job post is marked.
| Company | First public proof, AlphaSense | First public proof, OpenAI API |
|---|---|---|
 Cisco | On or before Oct 2025 | On or before Oct 2026 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use AlphaSense, OpenAI API or both: a share of the companies on usedby, not of the market.
AlphaSense onlyBothOpenAI API only
More common with AlphaSense
- Investment & VC7 of the 7 Investment & VC companies on usedby that use either tool use AlphaSense.
- Banking & Mortgages4 of the 6 Banking & Mortgages companies on usedby that use either tool use AlphaSense.
More common with OpenAI API
- DevTools & Infrastructure6 of the 6 DevTools & Infrastructure companies on usedby that use either tool use OpenAI API.
Source: every usedby line, from confirmed proofs to job-post signals (the weakest proof level).
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
AlphaSenseOpenAI APIWhat customers report
Results as the vendor or the customer published them, with the source and the date.
AlphaSense
70% faster turnaround on executive requests
NetApp
Vendor case study, alpha-sense.com, captured Oct 7, 2026
By cutting time to insight in half, the team has been able to take on a higher volume of mandates
Emirates NBD
Vendor case study, alpha-sense.com, captured Oct 7, 2026
OpenAI API
No reviewed story for OpenAI API yet.
Questions about AlphaSense and OpenAI API
Which is used more, AlphaSense or OpenAI API?
OpenAI API has more customers on usedby: 37 against 27 for AlphaSense. AlphaSense leads among the Investment & VC companies on usedby that use either tool, OpenAI API among the DevTools & Infrastructure companies.
Do companies use both AlphaSense and OpenAI API?
Yes. 1 company uses both on usedby, including Cisco.
Who uses AlphaSense?
27 companies on usedby, each with the public page that shows it. See who uses AlphaSense.
Who uses OpenAI API?
37 companies on usedby, each with the public page that shows it. See who uses OpenAI API.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of four proof levels: confirmed, declared by the company itself, observed or signal (a job post, the weakest). A company counts as using both tools when it has a line on each, at any level; the list shows the strongest proofs first and marks job posts.