opencode/packages/llm/src/providers/anthropic.ts
Shoubhit Dash e57d9ca390
feat(core): flatten provider config and load native packages (#35563)
Co-authored-by: Dax Raad <d@ironbay.co>
2026-07-06 16:18:56 -04:00

49 lines
1.8 KiB
TypeScript

import type { RouteDefaultsInput } from "../route/client"
import { Auth } from "../route/auth"
import type { ProviderAuthOption } from "../route/auth-options"
import type { ProviderPackage } from "../provider-package"
import { ProviderID, type ModelID } from "../schema"
import * as AnthropicMessages from "../protocols/anthropic-messages"
export const id = ProviderID.make("anthropic")
export const routes = [AnthropicMessages.route]
export type Config = RouteDefaultsInput & ProviderAuthOption<"optional"> & { readonly baseURL?: string }
export interface Settings extends ProviderPackage.Settings {
readonly apiKey?: string
readonly authToken?: string
readonly baseURL?: string
}
const auth = (options: ProviderAuthOption<"optional">) => {
if ("auth" in options && options.auth) return options.auth
return Auth.optional("apiKey" in options ? options.apiKey : undefined, "apiKey")
.orElse(Auth.config("ANTHROPIC_API_KEY"))
.pipe(Auth.header("x-api-key"))
}
const configuredRoute = (input: Config) => {
const { apiKey: _, auth: _auth, baseURL, ...rest } = input
return AnthropicMessages.route.with({ ...rest, endpoint: { baseURL }, auth: auth(input) })
}
export const configure = (input: Config = {}) => {
const route = configuredRoute(input)
return {
id,
model: (modelID: string | ModelID) => route.model({ id: modelID }),
configure,
}
}
export const provider = configure()
export const model: ProviderPackage.Definition<Settings>["model"] = (modelID, settings) =>
configure({
...(settings.authToken === undefined ? { apiKey: settings.apiKey } : { auth: Auth.bearer(settings.authToken) }),
baseURL: settings.baseURL,
headers: settings.headers === undefined ? undefined : { ...settings.headers },
http: settings.body === undefined ? undefined : { body: { ...settings.body } },
limits: settings.limits,
}).model(modelID)