# Daystruct Capabilities API

**Canonical:** https://apis.io/apis/daystruct-ai/daystruct-ai-capabilities-api/  
**Provider:** Daystruct — https://apis.io/providers/daystruct-ai/  
**Base URL:** https://api.daystruct.ai  
**Documentation:** https://www.daystruct.ai/developers

Daystruct Capabilities API is one of 22 APIs that [Daystruct](https://apis.io/providers/daystruct-ai/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 6 JSON Schema definitions. Tagged areas include Capabilities. The published artifact set on APIs.io includes an OpenAPI specification and 6 JSON Schemas.

The Capabilities API from Daystruct — 17 operation(s) for capabilities.

## Operations (17)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/v1/library` | Search your saved and owned capabilities and bundles |
| GET | `/api/v1/bundles` | Discover public capability bundles |
| GET | `/api/v1/bundles/{id}` | Resolve a bundle and its version-pinned members |
| GET | `/api/v1/capabilities` | Search and list capabilities (public, no key) |
| GET | `/api/v1/capabilities/index` | Slim catalog index of published parts |
| GET | `/api/v1/capabilities/guides` | Evaluate curated capability workflows without an account |
| GET | `/api/v1/capabilities/bundle` | Prepare a group of capability profiles without execution or purchase |
| POST | `/api/v1/capabilities/{ref}/acquire` | Acquire an inspected source implementation version |
| GET | `/api/v1/capabilities/{ref}/artifact` | Download source acquired by this account |
| GET | `/api/v1/capabilities/{ref}` | Read one capability profile by any of its names |
| POST | `/api/v1/capabilities/asset.validate_gltf/run` | Validate supplied glTF 2.0 JSON or GLB bytes and explicit resources; return… |
| POST | `/api/v1/capabilities/design.validate_token_refs/run` | Check supplied token JSON for duplicate definitions, missing exact references… |
| POST | `/api/v1/capabilities/web.extract_evidence/run` | Extract readable text from supplied HTML, with an explicit generic fallback and… |
| GET | `/api/v1/capabilities/companion.conversation_runtime/source` | Download source kit: Conversation runtime for voice companions |
| GET | `/api/v1/capabilities/companion.controls/source` | Download source kit: Voice command routing for companions |
| GET | `/api/v1/capabilities/companion.desktop_overlay/source` | Download source kit: Always-on-top companion overlay |
| GET | `/api/v1/capabilities/companion.avatar_presence/source` | Download source kit: VRM avatar presence |

## Machine-readable artifacts (7)

- **OpenAPI** — https://artifacts.apis.io/daystruct-ai/openapi/daystruct-ai-capabilities-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-developer-agent-registration-schema.json
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-developer-agent-update-schema.json
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-account-request-submission-schema.json
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-developer-agent-registration-envelope-schema.json
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-developer-agent-list-envelope-schema.json
- **JSONSchema** — https://artifacts.apis.io/daystruct-ai/json-schema/daystruct-ai-developer-agent-envelope-schema.json

## Other Daystruct APIs (12)

- [Daystruct Account API](https://apis.io/apis/daystruct-ai/daystruct-ai-account-api/)
- [Daystruct Changes API](https://apis.io/apis/daystruct-ai/daystruct-ai-changes-api/)
- [Daystruct Compatibility API](https://apis.io/apis/daystruct-ai/daystruct-ai-compatibility-api/)
- [Daystruct Composer API](https://apis.io/apis/daystruct-ai/daystruct-ai-composer-api/)
- [Daystruct Conflicts API](https://apis.io/apis/daystruct-ai/daystruct-ai-conflicts-api/)
- [Daystruct Data and Memory cards API](https://apis.io/apis/daystruct-ai/daystruct-ai-data-and-memory-cards-api/)
- [Daystruct Data API](https://apis.io/apis/daystruct-ai/daystruct-ai-data-api/)
- [Daystruct Databanks API](https://apis.io/apis/daystruct-ai/daystruct-ai-databanks-api/)
- [Daystruct Discovery API](https://apis.io/apis/daystruct-ai/daystruct-ai-discovery-api/)
- [Daystruct Entities API](https://apis.io/apis/daystruct-ai/daystruct-ai-entities-api/)
- [Daystruct Operations API](https://apis.io/apis/daystruct-ai/daystruct-ai-operations-api/)
- [Daystruct Operator capability refinery API](https://apis.io/apis/daystruct-ai/daystruct-ai-operator-capability-refinery-api/)

## Tags

Capabilities

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