# Envelop Qn API

**Canonical:** https://apis.io/apis/envelop-is/envelop-is-qn-api/  
**Provider:** Envelop — https://apis.io/providers/envelop-is/  
**Documentation:** https://niftsy-protocol-niftsy-1.gitbook.io/niftsy

Envelop Qn API is one of 62 APIs that [Envelop](https://apis.io/providers/envelop-is/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Qn. The published artifact set on APIs.io includes an OpenAPI specification.

The Qn API from Envelop — 25 operation(s) for qn.

## Operations (25)

| Method | Path | Summary |
|---|---|---|
| GET | `/qn/` | Root |
| GET | `/qn/healthcheck` | Healthcheck |
| POST | `/qn/provision` | Provision |
| DELETE | `/qn/deprovision` | Deprovision |
| DELETE | `/qn/deactivate_endpoint` | Deactivate Endpoint |
| PUT | `/qn/update` | Update |
| GET | `/qn/discover/721/user/{chain_id}/{user_address}/{contract_address}` | Discover 721: user tokens in a collection |
| GET | `/qn/discover/721/user/{chain_id}/{user_address}` | Discover 721: user tokens |
| GET | `/qn/discover/721/{chain_id}/{contract_address}/{token_id}` | Discover 721: single token |
| GET | `/qn/discover/721/{chain_id}/{contract_address}` | Discover 721: collection tokens |
| GET | `/qn/discover/1155/user/{chain_id}/{user_address}/{contract_address}` | Discover 1155: user balances in a collection |
| GET | `/qn/discover/1155/user/{chain_id}/{user_address}` | Discover 1155: user balances |
| GET | `/qn/discover/1155/{chain_id}/{contract_address}/{token_id}` | Discover 1155: token holders |
| GET | `/qn/discover/1155/{chain_id}/{contract_address}` | Discover 1155: collection balances |
| GET | `/qn/wnft_collateral/721/user/{chain_id}/{user_address}/{contract_address}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/721/user/{chain_id}/{user_address}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/721/{chain_id}/{contract_address}/{token_id}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/721/{chain_id}/{contract_address}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/1155/user/{chain_id}/{user_address}/{contract_address}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/1155/user/{chain_id}/{user_address}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/1155/{chain_id}/{contract_address}/{token_id}` | Wnft Collateral |
| GET | `/qn/wnft_collateral/1155/{chain_id}/{contract_address}` | Wnft Collateral |
| GET | `/qn/chain_info` | Chain Info |
| GET | `/qn/chain_info/{chain_id}` | Chain Info |
| GET | `/qn/search/{chain_id}` | Wnft |

## Machine-readable artifacts (1)

- **OpenAPI** — https://artifacts.apis.io/envelop-is/openapi/envelop-is-qn-api-openapi.yml

## Other Envelop APIs (12)

- [Envelop Alchemy API](https://apis.io/apis/envelop-is/envelop-is-alchemy-api/)
- [Envelop Blastpoints API](https://apis.io/apis/envelop-is/envelop-is-blastpoints-api/)
- [Envelop Blocknumber2date API](https://apis.io/apis/envelop-is/envelop-is-blocknumber2date-api/)
- [Envelop Burns API](https://apis.io/apis/envelop-is/envelop-is-burns-api/)
- [Envelop Chain Info API](https://apis.io/apis/envelop-is/envelop-is-chain-info-api/)
- [Envelop Chatai API](https://apis.io/apis/envelop-is/envelop-is-chatai-api/)
- [Envelop Check Kiosk Tx API](https://apis.io/apis/envelop-is/envelop-is-check-kiosk-tx-api/)
- [Envelop Collateral API](https://apis.io/apis/envelop-is/envelop-is-collateral-api/)
- [Envelop Collection API](https://apis.io/apis/envelop-is/envelop-is-collection-api/)
- [Envelop Crossings API](https://apis.io/apis/envelop-is/envelop-is-crossings-api/)
- [Envelop Dao API](https://apis.io/apis/envelop-is/envelop-is-dao-api/)
- [Envelop Dimage API](https://apis.io/apis/envelop-is/envelop-is-dimage-api/)

## Tags

Qn

---

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