reserving
chain-ladder
bornhuetter-ferguson
loss-triangle
IBNR
LDF
loss-development-factor
reserve-adequacy
actuarial
CAS
Friedland-2010
Zero-PII

Claims Reserve Adequacy Checker — Chain Ladder + Bornhuetter-Ferguson

Run the Chain Ladder (development) and Bornhuetter-Ferguson reserving methods on a loss development triangle. Computes age-to-age factors, loss development factors to ultimate, chain-ladder and B-F ultimate losses, IBNR by accident year, a selected (blended) IBNR, and a reserve adequacy signal versus a booked reserve. Flags >15% method divergence and low-credibility triangles. Client-side. Works offline. Zero PII.

Tool URL: https://ainumbers.co/tools/462-claims-reserve-adequacy-checker.html AP2/Policy Mandate export: yes

post/v1/tools/check_claims_reserve_adequacy

Request

  • Base URL: https://ainumbers.co
  • URL: https://ainumbers.co/v1/tools/check_claims_reserve_adequacy
  • Auth: none declared

Request body

ldfMethod'vw' | 'simple' | 'vw3' | 'vw5' | 'manual' required
tailFactornumber
excludeDiagboolean
elrnumber
clWeightnumber
earnedPremiumnumber[]
bookedReservenumber
priorReservenumber

Response

Successful tool execution result

selected_ibnrnumber
chain_ladder_ibnrnumber
bornhuetter_ferguson_ibnrnumber
booked_reservenumber
redundancy_deficiencynumber
redundancy_deficiency_pctnumber
adequacy_signal'ADEQUATE' | 'DEFICIENT'
method_divergence_pctnumber
selected_ldfs_to_ultimatenumber[]

Changes

No recorded changes to this operation across all 1 revision of this API.