| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156 |
- // File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
- import { AnthropicError } from "../../../error.mjs";
- import { APIResource } from "../../../core/resource.mjs";
- import { MODEL_NONSTREAMING_TOKENS } from "../../../internal/constants.mjs";
- import { buildHeaders } from "../../../internal/headers.mjs";
- import { stainlessHelperHeader } from "../../../lib/stainless-helper-header.mjs";
- import { parseBetaMessage, } from "../../../lib/beta-parser.mjs";
- import { BetaMessageStream } from "../../../lib/BetaMessageStream.mjs";
- import { BetaToolRunner, } from "../../../lib/tools/BetaToolRunner.mjs";
- import { ToolError } from "../../../lib/tools/ToolError.mjs";
- import * as BatchesAPI from "./batches.mjs";
- import { Batches, } from "./batches.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-3-opus-20240229': 'January 5th, 2026',
- 'claude-2.1': 'July 21st, 2025',
- 'claude-2.0': 'July 21st, 2025',
- 'claude-3-7-sonnet-latest': 'February 19th, 2026',
- 'claude-3-7-sonnet-20250219': 'February 19th, 2026',
- };
- const MODELS_TO_WARN_WITH_THINKING_ENABLED = ['claude-opus-4-6'];
- export class Messages extends APIResource {
- constructor() {
- super(...arguments);
- this.batches = new BatchesAPI.Batches(this._client);
- }
- create(params, options) {
- // Transform deprecated output_format to output_config.format
- const modifiedParams = transformOutputFormat(params);
- const { betas, ...body } = modifiedParams;
- 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.`);
- }
- if (body.model in MODELS_TO_WARN_WITH_THINKING_ENABLED &&
- body.thinking &&
- body.thinking.type === 'enabled') {
- console.warn(`Using Claude with ${body.model} and 'thinking.type=enabled' is deprecated. Use 'thinking.type=adaptive' instead which results in better model performance in our testing: https://platform.claude.com/docs/en/build-with-claude/adaptive-thinking`);
- }
- 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);
- }
- // Collect helper info from tools and messages
- const helperHeader = stainlessHelperHeader(body.tools, body.messages);
- return this._client.post('/v1/messages?beta=true', {
- body,
- timeout: timeout ?? 600000,
- ...options,
- headers: buildHeaders([
- { ...(betas?.toString() != null ? { 'anthropic-beta': betas?.toString() } : undefined) },
- helperHeader,
- options?.headers,
- ]),
- stream: modifiedParams.stream ?? false,
- });
- }
- /**
- * Send a structured list of input messages with text and/or image content, along with an expected `output_format` and
- * the response will be automatically parsed and available in the `parsed_output` property of the message.
- *
- * @example
- * ```ts
- * const message = await client.beta.messages.parse({
- * model: 'claude-3-5-sonnet-20241022',
- * max_tokens: 1024,
- * messages: [{ role: 'user', content: 'What is 2+2?' }],
- * output_format: zodOutputFormat(z.object({ answer: z.number() }), 'math'),
- * });
- *
- * console.log(message.parsed_output?.answer); // 4
- * ```
- */
- parse(params, options) {
- options = {
- ...options,
- headers: buildHeaders([
- { 'anthropic-beta': [...(params.betas ?? []), 'structured-outputs-2025-12-15'].toString() },
- options?.headers,
- ]),
- };
- return this.create(params, options).then((message) => parseBetaMessage(message, params, { logger: this._client.logger ?? console }));
- }
- /**
- * 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](https://docs.claude.com/en/docs/build-with-claude/token-counting)
- *
- * @example
- * ```ts
- * const betaMessageTokensCount =
- * await client.beta.messages.countTokens({
- * messages: [{ content: 'string', role: 'user' }],
- * model: 'claude-opus-4-6',
- * });
- * ```
- */
- countTokens(params, options) {
- // Transform deprecated output_format to output_config.format
- const modifiedParams = transformOutputFormat(params);
- const { betas, ...body } = modifiedParams;
- 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,
- ]),
- });
- }
- toolRunner(body, options) {
- return new BetaToolRunner(this._client, body, options);
- }
- }
- /**
- * Transform deprecated output_format to output_config.format
- * Returns a modified copy of the params without mutating the original
- */
- function transformOutputFormat(params) {
- if (!params.output_format) {
- return params;
- }
- if (params.output_config?.format) {
- throw new AnthropicError('Both output_format and output_config.format were provided. ' +
- 'Please use only output_config.format (output_format is deprecated).');
- }
- const { output_format, ...rest } = params;
- return {
- ...rest,
- output_config: {
- ...params.output_config,
- format: output_format,
- },
- };
- }
- export { BetaToolRunner } from "../../../lib/tools/BetaToolRunner.mjs";
- export { ToolError } from "../../../lib/tools/ToolError.mjs";
- Messages.Batches = Batches;
- Messages.BetaToolRunner = BetaToolRunner;
- Messages.ToolError = ToolError;
- //# sourceMappingURL=messages.mjs.map
|