// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
import { APIResource } from "../../../core/resource.mjs";
import * as BatchesAPI from "./batches.mjs";
import { Batches, } from "./batches.mjs";
import { buildHeaders } from "../../../internal/headers.mjs";
import { BetaMessageStream } from "../../../lib/BetaMessageStream.mjs";
const DEPRECATED_MODELS = {
'claude-1.3': 'November 6th, 2024',
'claude-1.3-100k': 'November 6th, 2024',
'claude-instant-1.1': 'November 6th, 2024',
'claude-instant-1.1-100k': 'November 6th, 2024',
'claude-instant-1.2': 'November 6th, 2024',
'claude-3-sonnet-20240229': 'July 21st, 2025',
'claude-2.1': 'July 21st, 2025',
'claude-2.0': 'July 21st, 2025',
};
import { MODEL_NONSTREAMING_TOKENS } from "../../../internal/constants.mjs";
export class Messages extends APIResource {
constructor() {
super(...arguments);
this.batches = new BatchesAPI.Batches(this._client);
}
create(params, options) {
const { betas, ...body } = params;
if (body.model in DEPRECATED_MODELS) {
console.warn(`The model '${body.model}' is deprecated and will reach end-of-life on ${DEPRECATED_MODELS[body.model]}\nPlease migrate to a newer model. Visit https://docs.anthropic.com/en/docs/resources/model-deprecations for more information.`);
}
let timeout = this._client._options.timeout;
if (!body.stream && timeout == null) {
const maxNonstreamingTokens = MODEL_NONSTREAMING_TOKENS[body.model] ?? undefined;
timeout = this._client.calculateNonstreamingTimeout(body.max_tokens, maxNonstreamingTokens);
}
return this._client.post('/v1/messages?beta=true', {
body,
timeout: timeout ?? 600000,
...options,
headers: buildHeaders([
{ ...(betas?.toString() != null ? { 'anthropic-beta': betas?.toString() } : undefined) },
options?.headers,
]),
stream: params.stream ?? false,
});
}
/**
* Create a Message stream
*/
stream(body, options) {
return BetaMessageStream.createMessage(this, body, options);
}
/**
* Count the number of tokens in a Message.
*
* The Token Count API can be used to count the number of tokens in a Message,
* including tools, images, and documents, without creating it.
*
* Learn more about token counting in our
* [user guide](/en/docs/build-with-claude/token-counting)
*
* @example
* ```ts
* const betaMessageTokensCount =
* await client.beta.messages.countTokens({
* messages: [{ content: 'string', role: 'user' }],
* model: 'claude-3-7-sonnet-latest',
* });
* ```
*/
countTokens(params, options) {
const { betas, ...body } = params;
return this._client.post('/v1/messages/count_tokens?beta=true', {
body,
...options,
headers: buildHeaders([
{ 'anthropic-beta': [...(betas ?? []), 'token-counting-2024-11-01'].toString() },
options?.headers,
]),
});
}
}
Messages.Batches = Batches;
//# sourceMappingURL=messages.mjs.map
