Chalk Reviews

Name: Chalk
Brand: Chalk

Vendor: Chalk

What is Chalk?

Chalk(chalk.ai) is the platform for production AI. It offers data, inference and evaluation capabilities to help teams build AI agents and models that understand their data, continuously improve, and run at scale in production.

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Buyer's Guide

Data Science Platforms

October 2026

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Helped 920,769 peers since 2012

Chalk mindshare

As of November 2026, the mindshare of Chalk in the Data Science Platforms category stands at 0.5%, up from 0.2% compared to the previous year, according to calculations based on PeerSpot user engagement data.

Data Science Platforms Mindshare Distribution
Product	Mindshare (%)
Chalk	0.5%
Databricks	6.5%
Dataiku	4.4%
Other	88.6%

Data Science Platforms

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Learn more about Chalk

Trusted by enterprises including Whatnot, Grindr, Mission Lane, Turo, and Apartment List Chalk brings together context, runtime, and learning for agents and models. Chalk’s Context Engine delivers live context by querying data across warehouses, databases, streams, and APIs, straight from the source. Chalk’s runtime powers agents and models with infrastructure and governed access to LLMs and tools. Chalk recently raised a $50 million Series A, led by Felicis.

What are the key features of Chalk?

Chalk's Context Engine is a federated query engine that connects directly to end data sources across databases, streams, and APIs to serve context in sub-5ms p99 at hundreds of thousands QPS.
Chalk's runtime layer provides the sandboxes, functions, GPUs, Model Gateway and MCP Gateway to fine tune and serve open models, and run agents securely at scale.
Chalk's agent evaluations provide the datasets, scorers, tracing, and tasks to configure sophisticated evals to ensure confidence to deploy and in production.