Developers

Commercial API access

The same endpoints that are free for personal and research use, licensed for products that serve your own users — with scoped keys, metering and a rate limit set to your actual load. The free tier is not being taken away.

Free
Freeno key required

Personal projects, research, evaluation.

  • ·120 requests/hour per IP
  • ·Every public endpoint, full response shapes
  • ·MCP server + OpenAPI spec included
  • ·Attribution appreciated, not required
  • ·Non-commercial use only
Read the docs →
Commercial
$299per month

Products, dashboards and agents that serve your own users.

  • ·Commercial use licence
  • ·Higher rate limits, agreed per use case
  • ·Scoped API keys with usage metering
  • ·Outbound webhooks on the events you pick
  • ·A named human to email when something breaks

Request access

Commercial access is opened by hand right now — tell us what you're building and the request volume you expect, and we'll come back with a key and a limit that fits. No card, no automatic billing.

Market data is information, not financial advice · no guarantee of uptime or accuracy is implied by the free tier · commercial terms are agreed in writing before any key is issued