# Amazon Lex

**Canonical:** https://apis.io/providers/amazon-lex/  
**Website:** https://aws.amazon.com/lex/  
**APIs profiled:** 1

Amazon Lex is a fully managed artificial intelligence (AI) service with advanced natural language models to design, build, test, and deploy conversational interfaces in applications. It provides the deep learning functionalities of automatic speech recognition (ASR) for converting speech to text, and natural language understanding (NLU) to recognize the intent of the text, enabling you to build applications with highly engaging user experiences and lifelike conversational interactions.

## Kin Score — 51.7 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 51.7).

| Facet | Score |
|---|---|
| Discoverability | 44.4 |
| Contract Quality | 74.8 |
| Governance | 25.0 |
| Contract Governance | 25.0 |
| Operational Transparency | 34.2 |
| Developer Ergonomics | 46.4 |
| Commercial Clarity | 59.2 |
| Access Clarity | 59.2 |

## Agent readiness — 29.1 (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 | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

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

## APIs (1)

- **Amazon Lex Bots API** — Lex bot management

## Agentic access (1)

- **Amazon Lex Agentic Access** — 7 operations · 4 acting

## Security (4)

- **Amazon Lex Authentication** — apiKey · 1 scheme
- **Amazon Lex Domain Security** — TLSv1.3 · HSTS · DMARC
- **Amazon Lex Vulnerability Disclosure** — security.txt · contact published
- **Amazon Lex Trust Center** — PCI DSS, HIPAA, FedRAMP, GDPR, FIPS 140

## Plans (1)

- **Amazon Lex Plans Pricing**

## Use cases (4)

- **Customer Service Chatbot** — Build self-service chatbots for customer support and FAQ handling.
- **Contact Center Automation** — Automate contact center interactions with intelligent IVR and agent assist.
- **Internal Help Desk** — Create employee-facing bots for IT help desk and HR self-service.
- **E-Commerce Assistant** — Build shopping assistants that understand natural language product queries.

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