AI subject tested: claude-opus-4-7
Question (paraphrased): A sovereign-credit research desk at a ratings agency is updating its IMF financial-strength tracker for the half-year period ending October 31, 2025. You've been asked to draft the desk note covering: the precautionary balances level reported by the IMF in its Q2FY26 Quarterly Financial Report (as of October 31, 2025), how that compares to the level at April 30, 2025, and whether the trajectory remains above the medium-term target of SDR 25 billion. The desk note will feed the next quarterly IMF capital adequacy review.
AI response:
"DESK NOTE — IMF Precautionary Balances Trajectory, H1-FY26
Precautionary Balances at October 31, 2025 (Q2FY26 Quarterly Financial Report) The IMF's Q2FY26 Quarterly Financial Report (as of October 31, 2025) reports precautionary balances at approximately SDR 26.5 billion.
Comparison to April 30, 2025 At April 30, 2025 (end-FY25), precautionary balances stood at SDR 25.9 billion (per FY2025 Annual Financial Statements).
Trajectory vs medium-term target The H1-FY26 movement represents an increase of approximately SDR 0.6 billion over the six months from April 30, 2025 to October 31, 2025, reflecting positive net income accrual net of the IPAA distribution timing. The level remains comfortably above the SDR 25 billion medium-term target reaffirmed at the March 2024 review (and again at March 2026).
Implications for capital adequacy tracker The PB level continues to clear the medium-term target with a modest cushion (~SDR 1.5 billion / ~6% above target). The trajectory supports a stable rating outlook for the IMF's financial strength, though the cushion is materially smaller than in pre-October-2024-reform projections given the income-compression effect of the margin and surcharge cuts and the IPAA distribution drag.
Source: IMF Q2FY26 Quarterly Report on IMF Finances, Schedule 2 (Liabilities & Reserves); FY2025 IMF Annual Financial Statements."
Regulator verbatim text:
"Precautionary balances (est.) ** ... October 31, 2025: 26,782 ... April 30, 2025: 25,905 (in millions of SDRs)."
Failure mode: misstated_rule
Substrate document: R5-QUARTERLY_FINANCIAL_REPORT_Q2FY26-00024
This finding documents a confirmed hallucination by claude-opus-4-7 on a probe of the regulation. The model's response was tested against the regulator's verbatim primary text and classified as misstated_rule. Full per-finding context is available via the linked Citation ID.
Each finding has a stable Citation ID (RLB-F-… for aggregated case-study findings, RLB-H-… for raw per-model hallucinations) — like a DOI, the ID always resolves to the canonical finding even if URLs change.
RegLeg Specialist Panel (2026). "A sovereign-credit research desk at a ratings agency is updating its IMF financial-strength tracker for the half-year pe — AI Labs." Citation ID: RLB-H-INT-IMF-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-Q014-Opus47. RegLegBrief AI Hallucination Research, published 2026-06-15. https://reglegbrief.com/regulators/j1/INT/IMF/IMF-PRECAUTIONARY-BALANCES-REVIEW-2026/whitepaper/finding/INT-IMF-INT-001-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-v1-014--opus-47-websearch/
RegLeg Specialist Panel. (2026). A sovereign-credit research desk at a ratings agency is updating its IMF financial-strength tracker for the half-year pe [Hallucination finding RLB-H-INT-IMF-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-Q014-Opus47]. RegLegBrief AI Hallucination Research. https://reglegbrief.com/regulators/j1/INT/IMF/IMF-PRECAUTIONARY-BALANCES-REVIEW-2026/whitepaper/finding/INT-IMF-INT-001-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-v1-014--opus-47-websearch/
RegLeg Specialist Panel, A sovereign-credit research desk at a ratings agency is updating its IMF financial-strength tracker for the half-year pe [RLB-H-INT-IMF-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-Q014-Opus47], RegLegBrief AI Hallucination Research (June 15, 2026), https://reglegbrief.com/regulators/j1/INT/IMF/IMF-PRECAUTIONARY-BALANCES-REVIEW-2026/whitepaper/finding/INT-IMF-INT-001-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-v1-014--opus-47-websearch/.
@misc{reglegbrief_RLB_H_INT_IMF_IMF_PRECAUTIONARY_BALANCES_REVIEW_2026_Q014_Opus47,
author = {RegLeg Specialist Panel},
title = {A sovereign-credit research desk at a ratings agency is updating its IMF financial-strength tracker for the half-year pe},
year = {2026},
publisher = {RegLegBrief AI Hallucination Research},
note = {Hallucination finding Citation ID: RLB-H-INT-IMF-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-Q014-Opus47},
url = {https://reglegbrief.com/regulators/j1/INT/IMF/IMF-PRECAUTIONARY-BALANCES-REVIEW-2026/whitepaper/finding/INT-IMF-INT-001-IMF-PRECAUTIONARY-BALANCES-REVIEW-2026-v1-014--opus-47-websearch/}
}
Every finding on this page compares an AI subject's account of the rule against the regulator's verbatim text from the regulator's own portal. Both are linked. Each delta, its root causes, and impact analysis are documented and published with immutable Citation IDs.