speakeasy-api/skills: Agent Skills for SDK generation and OpenAPI tooling with Speakeasy CLI
Agent Skills for SDK generation and OpenAPI tooling with Speakeasy CLI - speakeasy-api/skills
Developer Tool
Summary
Fern is a developer platform that generates API documentation, multi-language SDKs, and agent-first CLIs from a single API spec (OpenAPI, GraphQL, AsyncAPI, or gRPC). It targets enterprise teams with SSO, self-hosting, multi-source docs aggregation, and SOC 2 Type II compliance.
Highlights
- Generates docs, SDKs, and CLIs from one source of truth across OpenAPI, GraphQL, AsyncAPI, and gRPC specs
- Enterprise features include SAML/OIDC auth, multi-source docs aggregation, self-hosting, and SOC 2 Type II compliance
- Scales to 8,000+ customers with 1M+ weekly SDK downloads and 1.5M monthly docs users
- Customer reports saving 7,000+ engineering hours per year by changing one spec instead of implementing per language
- Designed for the AI era with agent-first CLI and AI integration for writing, maintaining, and consuming docs
auto-generated
Context
Audience
API teams and developer experience engineers at companies that maintain public or internal APIs and need to keep docs, SDKs, and CLIs in sync across multiple languages
DomainAPI Development & Developer Experience
FormatProduct landing page
AccessFreemium with enterprise tier
Source Overview
Fern generates API documentation, multi-language SDKs, and CLIs from OpenAPI, GraphQL, AsyncAPI, or gRPC specs.
Enterprise features include SAML/OIDC authentication, multi-source docs aggregation, self-hosting, and SOC 2 Type II compliance. The platform lists 8,000+ customers, 1M+ weekly SDK downloads, and 1.5M monthly docs users.
Topics
Related
OpenAPI SpecificationGraphQL Code GeneratorAsyncAPIgRPCStripe SDK auto-generationAPI Gateway
