TIAA (Teachers Insurance and Annuity Association of America, formerly TIAA-CREF) is a Fortune 100 leading provider of financial services for people in the academic, research, medical, cultural, and government fields. With $1.5 trillion in assets under management, TIAA serves over 4.7 million individual customers and more than 12,000 institutional clients. Founded in 1918, TIAA invented the variable annuity in 1952 via the College Retirement Equities Fund (CREF) and is known for its TIAA Traditional fixed annuity and lifetime income solutions. TIAA wholly owns Nuveen Investments, a major institutional asset management firm. TIAA serves primarily non-profit organizations, universities, hospitals, and government entities with retirement plans including 403(b), 457(b), and 401(k) plans.
TIAA-CREF is listed with 4 APIs on the APIs.io network. Tagged areas include 403b, Annuities, Asset Management, Fortune 100, and Higher Education.
The TIAA-CREF catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.
Regulatory Posture applies to this provider. Its tags matched the
Education & Research regime, so
Regulatory Posture carries 15 points of the composite.
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applicability map is public and we will correct it.
Create-or-Update Ergonomics could not be measured. We hold no machine-readable contract for
this provider to read, so there is nothing to measure a write surface against. Excluded rather than scored zero:
never-measured and measured-empty are different facts. Publishing an OpenAPI is what makes this facet — and
several others — scorable at all.
The six quality facets above are damped to 85 points between them,
because the conditional facet above carries the other
15. That is why each facet's contribution is shown against a damped
maximum: raising a quality facet moves the composite by 85% of its nominal
weight, not 100%. The full arithmetic is at apis.io/rating/.
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Agent readiness — checks not met, largest first (exact, from this profile):
Machine-Readable Auth+10 pts — a served openid-configuration/oauth-authorization-server carrying `issuer` (served), else the securitySchemes class in the provider OpenAPIs — bound (mutualTLS, DPoP, Signature) > negotiable (oauth2 authorizationCode/clientCredentials, openIdConnect) > bearer (http bearer, apiKey)
Idempotency+9 pts — OpenAPI mutating operations declare an idempotency key — a header, a request-body property, or a named de-duplication token whose own description says so (verified); else common[].type matches /idempoten/i (documented)
Stable Error Semantics+8 pts — OpenAPI $refs a shared error schema across 4xx/5xx responses (verified), else common[].type includes ErrorCatalog / ErrorCodes / DeclineCodes
12 more unmet checks in the Agent Readiness table above.
Kin Score — facets with the most composite points still available (weight × headroom):
The Kin Score Market layer reads a provider inside its market:
its position, and how deep its integrations go. Depth is only comparable within a position. Provisional and unweighted:
not part of the Kin Score or agent readiness.
Registered MCP server and declares compatibility are report only — not weighted.
Undeclared means we found nothing we can read, so there is no number: we never infer integrations.
TIAA's retirement plan services for individual participants, covering 403(b), 457(b), 401(k), and IRA accounts. Products include TIAA Traditional fixed annuity, CREF variable an...
TIAA's flagship annuity products for retirement income, including TIAA Traditional (a participating fixed annuity with guaranteed minimum plus historical above-floor credits), C...
TIAA's wealth management services for individuals, including managed accounts, brokerage services, financial advisory services, life insurance, educational savings (529 plans), ...
TIAA-CREF API pricing
Not yet checked against TIAA-CREF's own pricing page. Compiled by API Evangelist on 2026-05-05 from www.tiaa.org/; confirm before you rely on a figure.
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