@langchain/anthropic - npm Package Compare versions

Comparing version 0.2.14 to 0.2.15

dist/chat_models.d.ts

@@ -69,8 +69,8 @@ import { Anthropic, type ClientOptions } from "@anthropic-ai/sdk";
     anthropicApiUrl?: string;
+    /** @deprecated Use "model" instead */
+    modelName?: string;
     /** Model name to use */
-    modelName: string;
-    /** Model name to use */
-    model: string;
+    model?: string;
     /** Overridable Anthropic ClientOptions */
-    clientOptions: ClientOptions;
+    clientOptions?: ClientOptions;
     /** Holds any additional parameters that are valid to pass to {@link
@@ -96,3 +96,3 @@ * https://console.anthropic.com/docs/api/reference |
  * Setup:
- * Install `@langchain/anthropic` and set environment variable `ANTHROPIC_API_KEY`.
+ * Install `@langchain/anthropic` and set an environment variable named `ANTHROPIC_API_KEY`.
  *
@@ -104,5 +104,5 @@ * ```bash
  *
- * ## [Constructor args](/classes/langchain_anthropic.ChatAnthropic.html#constructor)
+ * ## [Constructor args](https://api.js.langchain.com/classes/langchain_anthropic.ChatAnthropic.html#constructor)
  *
- * ## [Runtime args](/interfaces/langchain_anthropic.ChatAnthropicCallOptions.html)
+ * ## [Runtime args](https://api.js.langchain.com/interfaces/langchain_anthropic.ChatAnthropicCallOptions.html)
  *
@@ -154,13 +154,6 @@ * Runtime args can be passed as the second argument to any of the base runnable methods `.invoke`. `.stream`, `.batch`, etc.
  * ```typescript
- * const messages = [
- *   {
- *     type: "system" as const,
- *     content: "You are a helpful translator. Translate the user sentence to French.",
- *   },
- *   {
- *     type: "human" as const,
- *     content: "I love programming.",
- *   },
- * ];
- * const result = await llm.invoke(messages);
+ * const input = `Translate "I love programming" into French.`;
+ *
+ * // Models also accept a list of chat messages or a formatted prompt
+ * const result = await llm.invoke(input);
  * console.log(result);
@@ -200,3 +193,3 @@ * ```
  * ```typescript
- * for await (const chunk of await llm.stream(messages)) {
+ * for await (const chunk of await llm.stream(input)) {
  *   console.log(chunk);
@@ -267,3 +260,3 @@ * }
  *
- * const stream = await llm.stream(messages);
+ * const stream = await llm.stream(input);
  * let full: AIMessageChunk | undefined;
@@ -372,3 +365,3 @@ * for await (const chunk of stream) {
  *
- * const structuredLlm = llm.withStructuredOutput(Joke);
+ * const structuredLlm = llm.withStructuredOutput(Joke, { name: "Joke" });
  * const jokeResult = await structuredLlm.invoke("Tell me a joke about cats");
@@ -424,3 +417,3 @@ * console.log(jokeResult);
  * ```typescript
- * const aiMsgForMetadata = await llm.invoke(messages);
+ * const aiMsgForMetadata = await llm.invoke(input);
  * console.log(aiMsgForMetadata.usage_metadata);
@@ -441,3 +434,3 @@ * ```
  * const streamForMetadata = await llm.stream(
- *   messages,
+ *   input,
  *   {
@@ -465,3 +458,3 @@ *     streamUsage: true
  * ```typescript
- * const aiMsgForResponseMetadata = await llm.invoke(messages);
+ * const aiMsgForResponseMetadata = await llm.invoke(input);
  * console.log(aiMsgForResponseMetadata.response_metadata);
@@ -508,3 +501,3 @@ * ```
     streamUsage: boolean;
-    constructor(fields?: Partial<AnthropicInput> & BaseChatModelParams);
+    constructor(fields?: AnthropicInput & BaseChatModelParams);
     getLsParams(options: this["ParsedCallOptions"]): LangSmithParams;
@@ -526,4 +519,4 @@ /**
     _identifyingParams(): {
-        system?: string | undefined;
-        model: "claude-2.1" | (string & {}) | "claude-3-opus-20240229" | "claude-3-sonnet-20240229" | "claude-3-haiku-20240307" | "claude-2.0" | "claude-instant-1.2";
+        system?: string | Anthropic.Messages.TextBlockParam[] | undefined;
+        model: Anthropic.Messages.Model;
         max_tokens: number;
@@ -544,4 +537,4 @@ tools?: Anthropic.Messages.Tool[] | undefined;
     identifyingParams(): {
-        system?: string | undefined;
-        model: "claude-2.1" | (string & {}) | "claude-3-opus-20240229" | "claude-3-sonnet-20240229" | "claude-3-haiku-20240307" | "claude-2.0" | "claude-instant-1.2";
+        system?: string | Anthropic.Messages.TextBlockParam[] | undefined;
+        model: Anthropic.Messages.Model;
         max_tokens: number;
@@ -564,3 +557,3 @@ tools?: Anthropic.Messages.Tool[] | undefined;
             id: string;
-            model: string;
+            model: Anthropic.Messages.Model;
             stop_reason: "tool_use" | "stop_sequence" | "end_turn" | "max_tokens" | null;
@@ -567,0 +560,0 @@ stop_sequence: string | null;

dist/chat_models.js

@@ -44,3 +44,3 @@ import { Anthropic } from "@anthropic-ai/sdk";
  * Setup:
- * Install `@langchain/anthropic` and set environment variable `ANTHROPIC_API_KEY`.
+ * Install `@langchain/anthropic` and set an environment variable named `ANTHROPIC_API_KEY`.
  *
@@ -52,5 +52,5 @@ * ```bash
  *
- * ## [Constructor args](/classes/langchain_anthropic.ChatAnthropic.html#constructor)
+ * ## [Constructor args](https://api.js.langchain.com/classes/langchain_anthropic.ChatAnthropic.html#constructor)
  *
- * ## [Runtime args](/interfaces/langchain_anthropic.ChatAnthropicCallOptions.html)
+ * ## [Runtime args](https://api.js.langchain.com/interfaces/langchain_anthropic.ChatAnthropicCallOptions.html)
  *
@@ -102,13 +102,6 @@ * Runtime args can be passed as the second argument to any of the base runnable methods `.invoke`. `.stream`, `.batch`, etc.
  * ```typescript
- * const messages = [
- *   {
- *     type: "system" as const,
- *     content: "You are a helpful translator. Translate the user sentence to French.",
- *   },
- *   {
- *     type: "human" as const,
- *     content: "I love programming.",
- *   },
- * ];
- * const result = await llm.invoke(messages);
+ * const input = `Translate "I love programming" into French.`;
+ *
+ * // Models also accept a list of chat messages or a formatted prompt
+ * const result = await llm.invoke(input);
  * console.log(result);
@@ -148,3 +141,3 @@ * ```
  * ```typescript
- * for await (const chunk of await llm.stream(messages)) {
+ * for await (const chunk of await llm.stream(input)) {
  *   console.log(chunk);
@@ -215,3 +208,3 @@ * }
  *
- * const stream = await llm.stream(messages);
+ * const stream = await llm.stream(input);
  * let full: AIMessageChunk | undefined;
@@ -320,3 +313,3 @@ * for await (const chunk of stream) {
  *
- * const structuredLlm = llm.withStructuredOutput(Joke);
+ * const structuredLlm = llm.withStructuredOutput(Joke, { name: "Joke" });
  * const jokeResult = await structuredLlm.invoke("Tell me a joke about cats");
@@ -372,3 +365,3 @@ * console.log(jokeResult);
  * ```typescript
- * const aiMsgForMetadata = await llm.invoke(messages);
+ * const aiMsgForMetadata = await llm.invoke(input);
  * console.log(aiMsgForMetadata.usage_metadata);
@@ -389,3 +382,3 @@ * ```
  * const streamForMetadata = await llm.stream(
- *   messages,
+ *   input,
  *   {
@@ -413,3 +406,3 @@ *     streamUsage: true
  * ```typescript
- * const aiMsgForResponseMetadata = await llm.invoke(messages);
+ * const aiMsgForResponseMetadata = await llm.invoke(input);
  * console.log(aiMsgForResponseMetadata.response_metadata);
@@ -416,0 +409,0 @@ * ```

dist/utils/message_inputs.d.ts

@@ -6,3 +6,3 @@ /**
 import { ToolCall } from "@langchain/core/messages/tool";
-import { AnthropicMessageParam, AnthropicToolResponse } from "../types.js";
+import { AnthropicMessageCreateParams, AnthropicToolResponse } from "../types.js";
 export declare function _convertLangChainToolCallToAnthropic(toolCall: ToolCall): AnthropicToolResponse;
@@ -14,5 +14,2 @@ /**
  */
-export declare function _formatMessagesForAnthropic(messages: BaseMessage[]): {
-    system?: string;
-    messages: AnthropicMessageParam[];
-};
+export declare function _formatMessagesForAnthropic(messages: BaseMessage[]): AnthropicMessageCreateParams;

dist/utils/message_inputs.js

@@ -165,5 +165,2 @@ /**
     if (mergedMessages.length > 0 && mergedMessages[0]._getType() === "system") {
-        if (typeof messages[0].content !== "string") {
-            throw new Error("System message content must be a string.");
-        }
         system = messages[0].content;
@@ -170,0 +167,0 @@ }

package.json

 {
   "name": "@langchain/anthropic",
-  "version": "0.2.14",
+  "version": "0.2.15",
   "description": "Anthropic integrations for LangChain.js",
@@ -38,3 +38,3 @@ "type": "module",
   "dependencies": {
-    "@anthropic-ai/sdk": "^0.22.0",
+    "@anthropic-ai/sdk": "^0.25.2",
     "@langchain/core": ">=0.2.21 <0.3.0",
@@ -41,0 +41,0 @@ "fast-xml-parser": "^4.4.1",

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Worsened metrics

Total package byte prevSize

178257

decreased by-0.33%

Lines of code

4663

decreased by-0.64%

Dependency changes

• + Added@anthropic-ai/sdk@0.25.2(transitive)

• - Removed@anthropic-ai/sdk@0.22.0(transitive)

• - Removedweb-streams-polyfill@3.3.3(transitive)

• Updated@anthropic-ai/sdk@^0.25.2