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What AI does OpenAI use?

Artificial Intelligence · openai.com

23

AI tools in use at OpenAI

9 confirmed 13 observed 1 signal

OpenAI uses 23 AI tools: Cerebras, CoreWeave, and Together AI (LLM Inference), Airtable and Notion (Project & Workspace Mgmt), Cursor and Warp (AI Code Editors), Databricks and Snowflake (Data Cloud & Analytics), and 14 other tools. 9 are confirmed by a published story, quote or press release; 13 are listed on the vendor's own pages. 1 of them rests on a job post only: signal, the weakest proof.Latest check Oct 8, 2026: 21 of 23 tools checked, from 48 public sources.

Website
openai.com
AI tools in use
23Median for the 117 Artificial Intelligence companies on usedby: 1
Latest check
October 8, 202621 of 23 tools checked so far

Every AI tool at OpenAI

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

ToolTeamFirst public proofProofSource
AirtableProject & Workspace Mgmt—airtable.com
CerebrasLLM Inference—cerebras.ai
ClaySales Prospecting & Enrichment—clay.com
CoreWeaveLLM Inference—wf.coreweave.com
CursorAI Code EditorsOn or before Oct 2024cursor.com
DatabricksData Cloud & Analytics—databricks.com
NotionProject & Workspace MgmtOn or before Apr 2025notion.com
Weights & BiasesML Ops & TrainingOn or before Nov 2024wandb.ai
ZipProcurement & Sourcing—zip.com
BackstoryRevenue Intelligence—backstory.ai
DrataCompliance Automation—drata.com
IroncladLegal AIOn or before Nov 2025ironcladapp.com
LiveKitSpeech & Audio API—livekit.com
PineconeVector DatabasesOn or before Oct 2024pinecone.io
RetoolNo-Code & Internal ToolsOn or before Oct 2024retool.com
Snorkel AIML Ops & Training—snorkel.ai
SnowflakeData Cloud & Analytics—snowflake.com
SuperhumanOperations—superhuman.com
Together AILLM Inference—together.ai
v0AI App Builders (GenUI)—v0.dev
WarpAI Code Editors—warp.dev
Within (formerly Klarity)Document & Process Intelligence—within.ai
FigmaDesignJob post, Sep 2026jobs.ashbyhq.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 OpenAI's own words

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

Our jobs are not to slow things down. It's to make the right steps feel effortless.
Ann Fleishell, Vice President of Procurement, Zip. Source, Captured Oct 8, 2026
OpenAI’s compute strategy is to build a resilient portfolio that matches the right systems to the right workloads. Cerebras adds a dedicated low-latency inference solution to our platform. That means faster responses, more natural interactions, and a stronger foundation to scale real-time AI to many more people.
Sachin Katti, Head of Compute Infrastructure, Cerebras. Source, Captured Oct 7, 2026

OpenAI compared to other Artificial Intelligence companies

OpenAI uses 23 AI tools. The median among the 117 Artificial Intelligence companies on usedby is 1. 114 of its 116 peers use fewer.

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

AI tools per company

117 Artificial Intelligence companies on usedby, by number of AI tools

  1. 66 companies with 1 tool
  2. 17 companies with 2 tools
  3. 10 companies with 3 tools
  4. 5 companies with 4 tools
  5. 1 company with 5 tools
  6. 5 companies with 6 tools
  7. 1 company with 7 tools
  8. 12 companies with 8 tools or more

What its peers use that OpenAI does not

Questions about AI at OpenAI

What AI tools does OpenAI use?

OpenAI uses 23 AI tools: Airtable, Cerebras, Clay, CoreWeave, Cursor, Databricks, Notion, Weights & Biases, Zip, Backstory, Drata, Ironclad, LiveKit, Pinecone, Retool, Snorkel AI, Snowflake, Superhuman, Together AI, v0, Warp, Within (formerly Klarity), and Figma. 9 are confirmed by a published story, quote or press release, and 13 are listed on the vendor's own pages. 1 of them rests on a job post only: signal, the weakest proof.

Does OpenAI use Assembly AI?

usedby has not found a public page showing that OpenAI uses Assembly AI. Assembly AI is the most used AI tool among the 117 Artificial Intelligence companies on usedby: 12 of them use it. See who uses Assembly AI.

How does OpenAI compare to other Artificial Intelligence companies?

OpenAI uses 23 AI tools. The median among the 117 Artificial Intelligence companies on usedby is 1, and 114 of its 116 peers use fewer tools. These counts cover public proof only.

How does usedby know which AI tools OpenAI uses?

Each tool is linked to a public page that names OpenAI: 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 OpenAI, and at least 14 days after it was last seen. A tool with a published case study or quote is never removed automatically.