S&P Global LLM-Ready API (kFinance)
REST API and Model Context Protocol server exposing S&P Capital IQ Financials, Market Data, Business Relationships, Earnings Call Transcripts, Company Intelligence, M&A Transactions, and Global Securities information to LLMs and agentic AI applications. Distributed via the kensho-kfinance Python library and an MCP server compatible with Claude, ChatGPT, Microsoft Copilot Studio, Amazon QuickSuite, Databricks, and Mistral. 60 documented REST endpoints across companies, securities, statements, estimates, transcripts, mergers, funding rounds, and identifier crosswalks.
S&P Global LLM-Ready API (kFinance) is one of 9 APIs that S&P Global publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Financial Data, Capital IQ, LLM, MCP, and Agents. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, authentication docs, and a JSON-LD context.
This API exposes 1 operation across 1 path, and defines 5 schemas. It is described by OpenAPI 3.0.2, at version 3.0.0.
Requests are made against a single base URL, https://kfinance.kensho.com.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
S&P Global LLM-Ready API (kFinance) declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (JWT) (bearerAuth).
Paths & Operations 1
Across 1 path, the API surfaces 1 operation — 1 POST. Each is listed below with its method, path, parameters, and response codes.
Schemas 5
The contract defines 5 schemas that model the data the API accepts and returns. The most detailed are AuditorRequest (4 properties), AuditorEntry (2 properties), AuditorResponse (2 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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