# Fastino Labs anthropic-compat API

**Canonical:** https://apis.io/apis/fastino-labs/fastino-labs-anthropic-compat-api/  
**Provider:** Fastino Labs — https://apis.io/providers/fastino-labs/  
**Base URL:** https://api.pioneer.ai  
**Documentation:** https://docs.pioneer.ai/api-reference

Fastino Labs anthropic-compat API is one of 4 APIs that [Fastino Labs](https://apis.io/providers/fastino-labs/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include anthropic-compat. The published artifact set on APIs.io includes an OpenAPI specification, authentication docs, and rate-limit docs.

Anthropic-compatible endpoints. Use with the Anthropic SDK by setting base_url=https://api.pioneer.ai.

## Machine-readable artifacts (9)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/openapi/fastino-labs-anthropic-compat-api-openapi.yml
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/authentication/fastino-labs-authentication.yml
- **OAuthScopes** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/scopes/fastino-labs-scopes.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/errors/fastino-labs-error-codes.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/conventions/fastino-labs-conventions.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/data-model/fastino-labs-data-model.yml
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/rate-limits/fastino-labs-rate-limits.yml
- **AgenticAccess** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/agentic-access/fastino-labs-agentic-access.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/fastino-labs/refs/heads/main/apis.yml

## Other Fastino Labs APIs (3)

- [Fastino Labs inference API](https://apis.io/apis/fastino-labs/fastino-labs-inference-api/)
- [Fastino Labs inference-history API](https://apis.io/apis/fastino-labs/fastino-labs-inference-history-api/)
- [Fastino Labs openai-compat API](https://apis.io/apis/fastino-labs/fastino-labs-openai-compat-api/)

## Tags

anthropic-compat

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