# CipherOwl Onchain Service API

**Canonical:** https://apis.io/apis/cipherowl/cipherowl-onchain-service-api/  
**Provider:** CipherOwl — https://apis.io/providers/cipherowl/  
**Base URL:** https://svc.cipherowl.ai  
**Documentation:** https://readme.cipherowl.ai/reference/introduction

CipherOwl Onchain Service API is one of 3 APIs that [CipherOwl](https://apis.io/providers/cipherowl/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Onchain Service. The published artifact set on APIs.io includes an OpenAPI specification and authentication docs.

Query blockchain balances and supported chain metadata across multiple networks.

## Operations (3)

| Method | Path | Summary |
|---|---|---|
| POST | `/api/onchain/v1/chains/{chain}/balances:batchget` | Batch get balances |
| GET | `/api/onchain/v1/chains/{chain}/addresses/{address}/balance` | Get balance |
| GET | `/api/onchain/v1/chains` | List chains |

## Machine-readable artifacts (9)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/openapi/cipherowl-onchain-service-api-openapi.yml
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/authentication/cipherowl-authentication.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/errors/cipherowl-problem-types.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/data-model/cipherowl-data-model.yml
- **Sandbox** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/sandbox/cipherowl-sandbox.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/conventions/cipherowl-conventions.yml
- **Arazzo** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/arazzo/cipherowl-srr-investigation.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/apis.yml
- **Arazzo** — https://raw.githubusercontent.com/api-evangelist/cipherowl/refs/heads/main/arazzo/_index.yml

## Other CipherOwl APIs (2)

- [CipherOwl Private Data API API](https://apis.io/apis/cipherowl/cipherowl-private-data-api-api/)
- [CipherOwl SRR API API](https://apis.io/apis/cipherowl/cipherowl-srr-api-api/)

## Tags

Onchain Service

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