# Featherless AI

**Canonical:** https://apis.io/providers/featherless/  
**Website:** https://featherless.ai/  
**APIs profiled:** 4

Featherless AI is a serverless LLM inference platform that serves thousands of open-weight models from the Hugging Face catalog behind a single OpenAI-compatible REST API. It uses flat monthly subscription pricing with unlimited tokens rather than per-token billing, exposing chat completions, text completions, an embeddings endpoint, and a large models catalog.

## Kin Score — 42.5 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 42.5).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 66.3 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 34.2 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 39.5 |
| Access Clarity | 39.5 |

## Agent readiness — 30.3 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | derived |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high).

## APIs (4)

- **Featherless AI Chat API** — OpenAI-compatible chat completions.
- **Featherless AI Completions API** — OpenAI-compatible legacy text completions.
- **Featherless AI Embeddings API** — OpenAI-compatible text embeddings.
- **Featherless AI Models API** — Model catalog discovery.

## Agentic access (1)

- **Featherless Agentic Access** — 4 operations · 3 acting

## Security (2)

- **Featherless Authentication** — http · 1 scheme
- **Featherless Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Featherless Plans Pricing**

## Tags

Artificial Intelligence, LLM, Inference, Serverless, Open Models

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/featherless/). Scores are computed from the provider's own public artifacts under a published rubric.