Access

Free API key

Request a verification email, confirm ownership, then receive your key. No account or card is required.

10 successful calls per UTC day, shared across Brooks price-action events and Weis volume-price structure. REST and MCP use the same key and quota.

Get a free API key

API reference · MCP setup

Daily research notes

Read dated, attributed records of published research on the website or receive them by email.

Read the latest notes

Research and learning

Historical studies, measurement methods and educational explanations are free to read.

Standing research · Methodology

Free daily notes by email

Free. One email per publishing day, the same text as the web version. Submitting the form subscribes this address straight away and sends a welcome note carrying the unsubscribe link, so an address entered by mistake can be removed with one click. Unsubscribing deletes your address.How the address is handled.

Paid access enquiries

For the $49 monthly service, reply to a Quant Data email or write to quantdata@quantdata.uk to discuss the access you need.

Max Pain, Gamma and their related options-positioning data pages were discontinued on 14 October 2026. Historical research remains available. Existing Brooks and Weis keys continue to use their existing authorization and billing terms.

Educational analytics and attributed records, not investment advice or a forecast.