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What AI does Cursor use?

DevTools & Infrastructure · cursor.com

20

AI tools in use at Cursor

6 confirmed 14 observed

Cursor uses 20 AI tools: Fireworks AI, Together AI, Baseten, and Nebius AI Cloud (LLM Inference), Ramp and Tabs (Finance & Accounting AI), Endor Labs (Code Quality & Security), Nooks (Cold Email & Outreach), and 12 other tools. 6 are confirmed by a published story, quote or press release; 14 are listed on the vendor's own pages.Latest check Oct 8, 2026: 20 of 20 tools checked, from 38 public sources.

Website
cursor.com
AI tools in use
20Median for the 126 DevTools & Infrastructure companies on usedby: 2
Latest check
October 8, 202620 of 20 tools checked so far

Every AI tool at Cursor

20 lines, each linked to the public page behind it. Open a row to see the dated capture.

ToolTeamFirst public proofProofSource
Endor LabsCode Quality & Security—endorlabs.com
Fireworks AILLM Inference—fireworks.ai
NooksCold Email & Outreach—nooks.ai
NotionProject & Workspace MgmtOn or before Jul 2025notion.com
OpenAI APIFoundation Models (LLMs)—openai.com
Together AILLM Inference—together.ai
BasetenLLM Inference—baseten.co
ClaySales Prospecting & Enrichment—clay.com
DustKnowledge & Internal Search—dust.tt
GranolaMeeting Assistants—granola.ai
HexData Cloud & Analytics—hex.tech
JuiceboxRecruiting & Talent Acquisition—juicebox.ai
Nebius AI CloudLLM Inference—nebius.com
ProfoundSEO & Content Strategy—tryprofound.com
RampFinance & Accounting AI—ramp.com
RetoolNo-Code & Internal ToolsOn or before Oct 2024retool.com
SuperhumanAI Email Clients—superhuman.com
TabsFinance & Accounting AI—tabs.com
VantaCompliance Automation—vanta.com
ZapierAutomation & IntegrationOn or before Jan 2026zapier.com

“First public proof” is the earliest public page we have dated: a mention (“on or before”), a job post or a start the source states. Our capture dates are not adoption dates.

In Cursor's own words

Published results, each linked to its dated source. We quote, we do not score.

Fireworks has been a key partner in helping us train and serve the models behind Cursor at scale. Their platform supports the high-throughput RL workloads and production inference required for Composer, giving us the speed, reliability, and efficiency to keep pushing the frontier of AI coding.
Sualeh Asif, CPO, Fireworks AI. Source, Captured Oct 5, 2026
...because it's way more performant than the open source engines and is what we use in production. our rl inference scales elastically and globally because of it. when we have low prod traffic we scale up RL, when we have high prod traffic, we scale down RL.
Federico Cassano, AI Researcher, Fireworks AI. Source, Captured Oct 5, 2026

Cursor compared to other DevTools & Infrastructure companies

Cursor uses 20 AI tools. The median among the 126 DevTools & Infrastructure companies on usedby is 2. 119 of its 125 peers use fewer.

These counts cover public proof only. A company can use tools that no public page names.

AI tools per company

126 DevTools & Infrastructure companies on usedby, by number of AI tools

  1. 55 companies with 1 tool
  2. 16 companies with 2 tools
  3. 17 companies with 3 tools
  4. 7 companies with 4 tools
  5. 6 companies with 5 tools
  6. 1 company with 6 tools
  7. 2 companies with 7 tools
  8. 22 companies with 8 tools or more

What its peers use that Cursor does not

Questions about AI at Cursor

What AI tools does Cursor use?

Cursor uses 20 AI tools: Endor Labs, Fireworks AI, Nooks, Notion, OpenAI API, Together AI, Baseten, Clay, Dust, Granola, Hex, Juicebox, Nebius AI Cloud, Profound, Ramp, Retool, Superhuman, Tabs, Vanta, and Zapier. 6 are confirmed by a published story, quote or press release, and 14 are listed on the vendor's own pages.

Does Cursor use Common Room?

usedby has not found a public page showing that Cursor uses Common Room. Common Room is the most used AI tool among the 126 DevTools & Infrastructure companies on usedby: 26 of them use it. See who uses Common Room.

How does Cursor compare to other DevTools & Infrastructure companies?

Cursor uses 20 AI tools. The median among the 126 DevTools & Infrastructure companies on usedby is 2, and 119 of its 125 peers use fewer tools. These counts cover public proof only.

How does usedby know which AI tools Cursor uses?

Each tool is linked to a public page that names Cursor: a vendor's customer page, a published case study, a press release or a job post. We save each page with a dated capture and check it again on each run. A tool leaves the list only after three checks in a row that no longer find Cursor, and at least 14 days after it was last seen. A tool with a published case study or quote is never removed automatically.