create_letter
shallowio.github.ryan-tish/sendpaper · Verify this server
Create a printed letter order (up to 3 pages, 8.5x11, mailed in a #10 envelope) and get a payment link. Mails only after the user pays. Set certified to "certified" ($14.99) for USPS Certified Mail with tracking and proof of delivery, or "certified_return_receipt" ($19.99) to add the recipient's signature; use these when the user needs proof (landlord notices, legal or tax replies, disputes). Regular letters are $4.99.
1 trials · measured 2 days ago
create_letter scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.github.ryan-tish/sendpaper, measured 6 Oct 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 |
|---|---|---|---|
| 2026-10-06 | 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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[](https://vouch.tools/tools/ba452370-cd90-41ac-ae3b-faba18b77685)