calculate_iht
shallowuk.co.simplyestate/estate-planning · Verify this server
Estimate a UK Inheritance Tax bill (2025/26 England & Wales rules). Models the nil-rate band, residence nil-rate band and its £2m taper, spousal doubling, the 40% charge, the 2027 pension change, plus optional debts, charity rate (36% at 10%+), transferred allowances and business/agricultural relief. Illustrative only — excludes lifetime-gift history.
1 trials · measured 8 days ago
calculate_iht scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against uk.co.simplyestate/estate-planning, measured 25 Aug 2026 under methodology v0.2.0. Every measured component scored 100.
Component breakdown
| Component | Weight | Value |
|---|---|---|
| Reliability | 35% | not applicable |
| Schema integrity | 25% | 100.0 |
| Failure behaviour | 15% | not applicable |
| Latency | 15% | not applicable |
| Concurrency | 10% | not applicable |
Tool details
- Transport
- remote
- Credential class
- open
- Input schema
- not declared
- Output schema
- not declared
- Side-effect classification
- unclassified
Score history
| Day | Score | Tier | Methodology |
|---|---|---|---|
| 2026-08-25 | 100.0 | shallow | v0.2.0 |
Probe evidence
| Probe | Outcomes |
|---|---|
| schema_integrity | pass: 1 |
Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.
Embed this score
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