# YourAITools Sign Check API

**Canonical:** https://apis.io/apis/youraitools-co/youraitools-co-signcheck-api/  
**Provider:** YourAITools — https://apis.io/providers/youraitools-co/  
**Base URL:** https://api.youraitools.co  
**Documentation:** https://api.youraitools.co/docs/which-api

YourAITools Sign Check API is one of 27 APIs that [YourAITools](https://apis.io/providers/youraitools-co/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include SignCheck. The published artifact set on APIs.io includes an OpenAPI specification.

The SignCheck API from YourAITools — 3 operation(s) for signcheck.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| POST | `/signcheck/v1/check` | Is it safe to sign or send this? Verdict, reasons, on-chain facts and simulation |
| GET | `/signcheck/v1/check` | Same as POST, inputs as query parameters |
| POST | `/signcheck/v1/lite` | Offline check ($0.005): verdict, every flag with its reason, decoded args… |
| GET | `/signcheck/v1/lite` | Same as POST /v1/lite, inputs as query parameters |
| POST | `/signcheck/v1/preview` | Free: offline verdict, summary and flag codes (10/min/IP) |
| GET | `/signcheck/v1/preview` | Free: same as POST, query parameters |

## Machine-readable artifacts (1)

- **OpenAPI** — https://artifacts.apis.io/youraitools-co/openapi/youraitools-co-signcheck-api-openapi.yml

## Other YourAITools APIs (12)

- [YourAITools Agent Gate API](https://apis.io/apis/youraitools-co/youraitools-co-agentgate-api/)
- [YourAITools Agent Ready API](https://apis.io/apis/youraitools-co/youraitools-co-agentready-api/)
- [YourAITools Counterparty Check API](https://apis.io/apis/youraitools-co/youraitools-co-counterpartycheck-api/)
- [YourAITools Credits (prepaid packs) API](https://apis.io/apis/youraitools-co/youraitools-co-credits-prepaid-packs-api/)
- [YourAITools Crypto Price API](https://apis.io/apis/youraitools-co/youraitools-co-cryptoprice-api/)
- [YourAITools Domain Check API](https://apis.io/apis/youraitools-co/youraitools-co-domaincheck-api/)
- [YourAITools FX Rate API](https://apis.io/apis/youraitools-co/youraitools-co-fxrate-api/)
- [YourAITools Inject Scan API](https://apis.io/apis/youraitools-co/youraitools-co-injectscan-api/)
- [YourAITools Leak Guard API](https://apis.io/apis/youraitools-co/youraitools-co-leakguard-api/)
- [YourAITools Pay Guard API](https://apis.io/apis/youraitools-co/youraitools-co-payguard-api/)
- [YourAITools Perp Check API](https://apis.io/apis/youraitools-co/youraitools-co-perpcheck-api/)
- [YourAITools Perp Radar API](https://apis.io/apis/youraitools-co/youraitools-co-perpradar-api/)

## Tags

SignCheck

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/youraitools-co/youraitools-co-signcheck-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/youraitools-co/.