# California AI Statistics

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## Page metadata

- Title: California AI Statistics — Signal / AI
- Description: California AI statistics: Census business adoption trends, Adobe disclosures, and chat and coding tool scores.

## Scope and provenance

- Geography: California (CA); region: West.
- Population: employer businesses surveyed by the U.S. Census Bureau BTOS.
- Reference period: 2026-09-07 through 2026-09-20.
- Census release date: 2026-10-08.
- Company evidence reviewed: 2026-10-11.
- Census adoption estimates and platform scores are separate datasets.
- Company headquarters do not locate every employee or establish state-wide platform popularity.

## Business AI adoption

- Current AI use, previous two weeks: 25.7%. [Source](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- Expected AI use, next six months: 29.5%. [Source](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- Recent current-use average: 24.2%; 6 of six observations available. Calculated arithmetic average, not an official Census aggregate.
- National current-use benchmark: 23.8%. [Source](https://www.census.gov/hfp/btos/downloads/National.xlsx).
- Current estimate standard error: 0.94 percentage points.
- Expected estimate standard error: 0.82 percentage points.
- Difference from national current-use estimate: +1.9 percentage points (calculated; subject to sampling variation).

## Reading California’s data

- California’s latest current-use rate is 1.9 percentage points above the national estimate of 23.8%. This is a descriptive comparison of survey estimates.
- State estimates are subject to sampling variation. Different industry mixes and sampling error can affect comparisons.
- Benchmark comparison uses the same reference period: 2026-09-07–2026-09-20.
- State benchmark source: [Census state workbook](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- National benchmark source: [Census national workbook](https://www.census.gov/hfp/btos/downloads/National.xlsx).

## Other West states

- These are the four same-region states with the closest recent averages; this is a descriptive comparison, not a statistical ranking.
- Source for all peer observations: [Census state workbook](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- [Idaho](/idaho.md): recent current-use average 23.3%; 6 of six observations available (calculated).
- [Nevada](/nevada.md): recent current-use average 25.2%; 6 of six observations available (calculated).
- [Oregon](/oregon.md): recent current-use average 22.9%; 6 of six observations available (calculated).
- [Wyoming](/wyoming.md): recent current-use average 26.0%; 5 of six observations available (calculated).
- Peer averages use available observations from the same six-period window. Coverage may differ.

## Definitions and limitations

- Current-use survey question: In the last two weeks, did this business use Artificial Intelligence (AI) in any of its business functions?
- Expected-use survey question: During the next six months, do you think this business will be using Artificial Intelligence (AI) in any of its business functions?
- Expected use is anticipated use, not an observed future outcome.
- November 2025 revised wording starts this series; earlier wording is excluded.
- Suppressed observations are unavailable, not zero, and are omitted from recent averages.

## Behind the figures

- Recent-average window: 2026-06-29 through 2026-09-20.
- Recent average: arithmetic mean of available current-use estimates in the last six periods; it is not an official Census aggregate.
- Standard errors are published Census values, in percentage points.
- Census estimates are weighted survey measures of employer businesses.
- Calculation input: [Census state workbook](https://www.census.gov/hfp/btos/downloads/State.xlsx).

## Adoption history

- Source for every observation: [Census state workbook](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- 2025-11-03–2025-11-16: current 19.4%; expected 23.6%; released 2025-12-04.
- 2025-11-17–2025-11-30: current 18.4%; expected 21.6%; released 2025-12-18.
- 2025-12-01–2025-12-14: current 18.4%; expected 22.9%; released 2025-12-31.
- 2025-12-15–2025-12-28: current 19.1%; expected 24.4%; released 2026-01-15.
- 2025-12-29–2026-01-11: current 19.4%; expected 24.0%; released 2026-01-29.
- 2026-01-12–2026-01-25: current 19.8%; expected 21.8%; released 2026-02-12.
- 2026-01-26–2026-02-08: current 20.2%; expected 24.2%; released 2026-02-26.
- 2026-02-09–2026-02-22: current 19.2%; expected 23.6%; released 2026-03-12.
- 2026-02-23–2026-03-08: current 19.3%; expected 22.9%; released 2026-03-26.
- 2026-03-09–2026-03-22: current 20.0%; expected 23.7%; released 2026-04-09.
- 2026-03-23–2026-04-05: current 21.4%; expected 24.3%; released 2026-04-23.
- 2026-04-06–2026-04-19: current 20.6%; expected 23.6%; released 2026-05-07.
- 2026-04-20–2026-05-03: current 20.6%; expected 23.7%; released 2026-05-21.
- 2026-05-04–2026-05-17: current 21.9%; expected 25.4%; released 2026-06-04.
- 2026-05-18–2026-05-31: current 22.2%; expected 25.1%; released 2026-06-18.
- 2026-06-01–2026-06-14: current 22.2%; expected 26.0%; released 2026-07-02.
- 2026-06-15–2026-06-28: current 22.7%; expected 26.3%; released 2026-07-16.
- 2026-06-29–2026-07-12: current 22.4%; expected 24.9%; released 2026-07-30.
- 2026-07-13–2026-07-26: current 22.4%; expected 27.3%; released 2026-08-13.
- 2026-07-27–2026-08-09: current 23.6%; expected 26.8%; released 2026-08-27.
- 2026-08-10–2026-08-23: current 25.1%; expected 28.4%; released 2026-09-10.
- 2026-08-24–2026-09-06: current 26.3%; expected 30.4%; released 2026-09-24.
- 2026-09-07–2026-09-20: current 25.7%; expected 29.5%; released 2026-10-08.

## Coding tool scores

- Rank 1: OpenAI Codex; score 88/100.
- Rank 2: Claude Code; score 80/100.
- Rank 3: GitHub Copilot; score 75/100.
- Rank 4: Gemini Code Assist; score 69/100.
- Rank 5: Cursor; score 63/100.

## Chat platform scores

- Rank 1: ChatGPT; score 82/100.
- Rank 2: Claude; score 73/100.
- Rank 3: Microsoft Copilot; score 69/100.
- Rank 4: Google Gemini; score 62/100.
- Rank 5: Perplexity; score 50/100.

## Companies headquartered in this state

- Selected evidence sample; not an exhaustive company census. Employee deployment, access, pilots, products, and hiring statements have different scopes.

### Adobe
- Headquarters: San Jose. [Headquarters source](https://www.sec.gov/Archives/edgar/data/796343/000079634326000003/adbe-20251128.htm).
- Named platforms / tools: Firefly AI Assistant (public product).
- Evidence type: Product announcement.
- Statement date: Apr 2026.
- Public comment (paraphrased): Adobe describes its Firefly AI Assistant for creative workflows.
- Scope / limitations: This reviewed source does not identify employees' internal chat or coding platforms.
- Source: [Adobe · creative AI assistant](https://news.adobe.com/news/2026/04/adobe-new-creative-agent).

### Alphabet / Google
- Headquarters: Mountain View. [Headquarters source](https://www.sec.gov/Archives/edgar/data/1652044/000165204426000018/goog-20251231.htm).
- Named platforms / tools: Gemini; NotebookLM.
- Evidence type: Company-confirmed employee use.
- Statement date: Aug 18, 2025.
- Public comment (paraphrased): Google describes employees using Gemini and NotebookLM for work.
- Scope / limitations: The source does not rank internal coding platforms or measure platform usage shares.
- Source: [Google · employee workplace examples](https://blog.google/innovation-and-ai/products/google-ai-workplace-examples/).

### Apple
- Headquarters: Cupertino. [Headquarters source](https://investor.apple.com/faq/default.aspx).
- Named platforms / tools: Enchanté; Enterprise Assistant; Claude / Gemini models; Claude Agent + Codex in Xcode.
- Evidence type: Reported employee use / product integration.
- Statement date: Jan–Feb 2026.
- Public comment (paraphrased): Reporting describes Apple's internal Enchanté and Enterprise Assistant. Apple confirms Claude Agent and Codex integrations in Xcode.
- Scope / limitations: The employee tools are independently reported. Xcode integrations alone do not establish Apple employee adoption.
- Source: [9to5Mac · internal assistants](https://9to5mac.com/2026/01/21/report-details-apples-internal-ai-chatbots-used-to-boost-employee-productivity/).
- Source: [Apple · Xcode integration](https://www.apple.com/newsroom/2026/02/xcode-26-point-3-unlocks-the-power-of-agentic-coding/).

### Meta
- Headquarters: Menlo Park. [Headquarters source](https://www.sec.gov/Archives/edgar/data/1326801/000162828025058337/meta-20251219.htm).
- Named platforms / tools: Metamate (Llama / GPT-4); Claude Code; Codex.
- Evidence type: Reported employee use / team restrictions.
- Statement date: Dec 2024 and later reporting.
- Public comment (paraphrased): Fortune reported Metamate's model mix. Later reporting describes limits on Claude Code and Codex use in Meta's applied AI engineering division.
- Scope / limitations: Independent reporting, including a paywalled source. The disclosures concern different teams and do not identify a company-wide leader.
- Source: [Fortune · Metamate report](https://fortune.com/2024/12/03/meta-openai-gpt-4-llama-coding-tool/).
- Source: [The Information · coding restrictions](https://www.theinformation.com/articles/internal-docs-show-meta-putting-limits-claude-codex-fearing-distillation).

### NVIDIA
- Headquarters: Santa Clara. [Headquarters source](https://investor.nvidia.com/files/doc_financials/2026/q3/13e6981b-95ed-4aac-a602-ebc5865d0590.pdf).
- Named platforms / tools: Cursor; OpenAI Codex.
- Evidence type: Reported engineering deployment / vendor case study.
- Statement date: Feb 2026 and vendor case study.
- Public comment (paraphrased): Reporting describes Cursor use by more than 30,000 developers. OpenAI describes Codex as a go-to tool for NVIDIA's coding agents team.
- Scope / limitations: The sources cover different user groups; neither establishes a company-wide platform ranking.
- Source: [Tom's Hardware · Cursor deployment](https://www.tomshardware.com/tech-industry/artificial-intelligence/nvidia-now-produces-three-times-as-much-code-as-before-ai-specialized-version-of-cursor-is-being-used-by-over-30-000-nvidia-engineers-internally).
- Source: [OpenAI · NVIDIA case study](https://openai.com/index/nvidia/).

### Salesforce
- Headquarters: San Francisco. [Headquarters source](https://www.salesforce.com/company/locations/).
- Named platforms / tools: Claude Code.
- Evidence type: Company-confirmed engineering rollout.
- Statement date: 2026 engineering account.
- Public comment (paraphrased): Salesforce says it rolled Claude Code out to all engineers as its primary AI agent tool for software development.
- Scope / limitations: The statement identifies the primary engineering agent at that time; it does not establish state-wide tool popularity.
- Source: [Salesforce · engineering account](https://www.salesforce.com/news/stories/how-engineering-became-agentic/).

## Sources and downloads

- Official workbook snapshot downloaded: 2026-10-11; latest release: 2026-10-08.
- Workbook data and platform scores are separate datasets.
- [Census BTOS downloads](https://www.census.gov/hfp/btos/data_downloads).
- [Official state workbook](https://www.census.gov/hfp/btos/downloads/State.xlsx).
- [Official national workbook](https://www.census.gov/hfp/btos/downloads/National.xlsx).
- [Saved state workbook snapshot](/data/sources/State.xlsx).
- [Saved national workbook snapshot](/data/sources/National.xlsx).
- [State summary CSV](/data/state-summary.csv).
- [Complete Census data snapshot](/data/states.json).
- [Company evidence dataset](/data/companies.json).

## Related pages

- [US AI Statistics](/index.md).
- [All 50 states](/states.md).
- [Company AI evidence](/company-research.md).
- Previous state: [Arkansas](/arkansas.md).
- Next state: [Colorado](/colorado.md).
