luhn_validate
shallowio.github.rwaldman/agentbits · Verify this server
Run the Luhn checksum on a numeric string such as a payment-card-like identifier to verify the check digit before accepting or storing the value. Use when: - Does this number pass a Luhn check? - Validate a payment-card-like identifier checksum - Verify a numeric ID that uses a Luhn check digit Do not use when: - Charge a card, tokenize payments, or call a payment processor - Validate ISBNs (use isbn_validate) or UUIDs (use uuid_validate) - Look up currency metadata (use currency_lookup)
1 trials · measured 8 days ago
luhn_validate scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.github.rwaldman/agentbits, 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
- self-provisionable
- 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
Available for every tool, scored or not — not a verification perk. Always links back to this page.
[](https://vouch.tools/tools/a03efd18-32a3-456b-b65c-1e97f5d37500)