Developer Console

Issue keys, explore endpoints, and ship in minutes. Same data that powers the Finsyt platform — exposed as REST, MCP, and Excel custom functions.

https://finsyt.com/platform/api/v1

STEP 1

Generate a key

Create a key on the Keys tab. Free tier gives 60 req/min.

STEP 2

Make a call

Send GET /v1/quote?symbol=AAPL with Authorization: Bearer fsk_…

STEP 3

Hit production scale

Upgrade to paid for 600 req/min, or enterprise for 6000.

Make your first request

curl

curl "https://finsyt.com/platform/api/v1/quote?symbol=AAPL" \
  -H "Authorization: Bearer YOUR_API_KEY"

Three surfaces, one set of credentials

The same fsk_ key authenticates the public REST API, the hosted MCP server (for Claude / Cursor / ChatGPT), and the Finsyt Excel Add-in's custom functions.