Sieve

Sieve supplies AI labs and model developers with curated or custom-collected video, audio, image, and interaction data, plus annotations, evaluation sets, and interactive environments.

Source:sieve.ai· Oct 9, 2026

sieve.ai · updated Oct 13, 2026

Training data Evals and benchmarks RL environments Human data

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Headquarters: San Francisco, United States
Source:linkedin.com· Oct 9, 2026
Founded: 2022
Source:sieve.ai· Oct 9, 2026
Headcount: 11-50
Source:linkedin.com· Oct 9, 2026
Total funding: Not confirmed
Sources checked:ycombinator.com cbinsights.com
Latest round: Series A, amount and date undisclosed
Sources:ycombinator.com web.archive.org· Oct 9, 2026

Trust & data

How the vendor protects buyer material, where its data comes from, and where it can run.

SOC 2: Unspecified
Source:sieve.ai· Oct 9, 2026
Quote
End-to-end encryption, custom data retention, secure transfer, and SOC 2 Type 2 controls.
Data sources: Licensed real-world dataExpert or contractor-created
Sources:sieve.ai/partners sieve.ai/blog/reintro· Oct 9, 2026
Quotes
Licensed real-world data: License existing content and data
Expert or contractor-created: Your team records the physical tasks it already performs.
Stated confidentiality practices: States that it uses end-to-end encryption, custom data retention, secure transfer, and SOC 2 Type 2 controls.
Source:sieve.ai· Oct 9, 2026
Not publicly listed: Trust center, Other certifications, Deployment, Exclusivity

What they sell

Offerings: Training data Evals and benchmarks RL environments Human data
Source:sieve.ai· Oct 9, 2026
Domains: Creative Computer use Robotics and physical Games Multi-domain
Sources:sieve.ai/about sieve.ai/partners sieve.ai (3)· Oct 9, 2026
Delivery formats: Datasets
Source:sieve.ai· Oct 9, 2026
Not publicly listed: Public samples & benchmarks, Named customers

Every change to these facts is kept in the public claims log. Record co_65d1b31aba4e.