Title: AI Provider for Anthropic
Author: WordPress.org
Published: <strong>24 februari 2026</strong>
Last modified: 1 oktober 2026

---

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# AI Provider for Anthropic

 Door [WordPress.org](https://profiles.wordpress.org/wordpressdotorg/)

[Download](https://downloads.wordpress.org/plugin/ai-provider-for-anthropic.1.0.5.zip)

[Live voorbeeld](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/?preview=1)

 * [Details](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/#description)
 * [Beoordelingen](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/#reviews)
 *  [Installatie](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/#installation)
 * [Ontwikkeling](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/#developers)

 [Ondersteuning](https://wordpress.org/support/plugin/ai-provider-for-anthropic/)

## Beschrijving

This plugin provides Anthropic integration for the PHP AI Client SDK. It enables
WordPress sites to use Anthropic’s Claude models for text generation and other AI
capabilities.

**Features:**

 * Text generation with Claude models
 * Function calling support
 * Extended thinking support
 * Automatic provider registration

Available models are dynamically discovered from the Anthropic API, including Claude
models for text generation with multimodal input support.

**Requirements:**

 * PHP 7.4 or higher
 * For WordPress 6.9, the [wordpress/php-ai-client](https://github.com/WordPress/php-ai-client)
   package must be installed
 * For WordPress 7.0 and above, no additional changes are required
 * Anthropic API key

## Installatie

 1. Upload the plugin files to `/wp-content/plugins/ai-provider-for-anthropic/`
 2. Activate the plugin through the ‘Plugins’ menu in WordPress
 3. Configure your Anthropic API key via the `ANTHROPIC_API_KEY` environment variable
    or constant

## FAQ

### How do I get an Anthropic API key?

Visit the [Anthropic Console](https://console.anthropic.com/) to create an account
and generate an API key.

### Does this plugin work without the PHP AI Client?

No, this plugin requires the PHP AI Client plugin to be installed and activated.
It provides the Anthropic-specific implementation that the PHP AI Client uses.

## Beoordelingen

Er zijn geen beoordelingen voor deze plugin.

## Bijdragers & ontwikkelaars

“AI Provider for Anthropic” is open source software. De volgende personen hebben
bijgedragen aan deze plugin.

Bijdragers

 *   [ WordPress.org ](https://profiles.wordpress.org/wordpressdotorg/)

“AI Provider for Anthropic” is vertaald in 22 localen. Dank voor [de vertalers](https://translate.wordpress.org/projects/wp-plugins/ai-provider-for-anthropic/contributors)
voor hun bijdragen.

[Vertaal “AI Provider for Anthropic” in je eigen taal.](https://translate.wordpress.org/projects/wp-plugins/ai-provider-for-anthropic)

### Interesse in ontwikkeling?

[Bekijk de code](https://plugins.trac.wordpress.org/browser/ai-provider-for-anthropic/),
haal de [SVN repository](https://plugins.svn.wordpress.org/ai-provider-for-anthropic/)
op, of abonneer je op het [ontwikkellog](https://plugins.trac.wordpress.org/log/ai-provider-for-anthropic/)
via [RSS](https://plugins.trac.wordpress.org/log/ai-provider-for-anthropic/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.0.5 – 2026-10-01

**Changed**

 * Throw `TokenLimitReachedException` when the Anthropic API stops with `max_tokens`
   or `model_context_window_exceeded`, instead of silently returning a truncated
   result ([#4](https://github.com/WordPress/ai-provider-for-anthropic/pull/4)).
 * Added a WordPress Playground preview blueprint ([#40](https://github.com/WordPress/ai-provider-for-anthropic/pull/40)).

**Fixed**

 * Preserved extended thinking signatures across conversation turns, preventing “
   thinking.signature: Field required” errors on multi-turn conversations ([#31](https://github.com/WordPress/ai-provider-for-anthropic/pull/31)).
 * Continued turns that stop with `pause_turn` instead of returning a truncated 
   result ([#32](https://github.com/WordPress/ai-provider-for-anthropic/pull/32)).
 * Made model sorting robust to empty regex matches and tested compatibility with
   PHP AI Client 1.3.1 ([#34](https://github.com/WordPress/ai-provider-for-anthropic/pull/34)).
 * Anthropic thinking-token usage is now reported via thoughtTokens, with totals
   preserved and paused-turn continuations accumulated correctly ([#44](https://github.com/WordPress/ai-provider-for-anthropic/pull/44)).

#### 1.0.4 – 2026-08-17

**Changed**

 * Bumped WordPress tested-up-to version 7.1 [#35](https://github.com/WordPress/ai-provider-for-anthropic/pull/35).

**Fixed**

 * Corrected model metadata for Claude Opus 4.7 and later, including Claude 5 models,
   so unsupported sampling parameters are no longer advertised during automatic 
   model selection [#25](https://github.com/WordPress/ai-provider-for-anthropic/pull/25).
 * Normalized empty tool-call arguments as JSON objects, preventing Anthropic API
   errors when replaying tool calls that accept no arguments [#23](https://github.com/WordPress/ai-provider-for-anthropic/pull/23).

#### 1.0.3

 * Add a provider logo to the metadata if the client version > 1.3.0 ([#18](https://github.com/WordPress/ai-provider-for-anthropic/pull/18)).

#### 1.0.2

 * Add plugin directory assets by @shaunandrews in https://github.com/WordPress/
   ai-provider-for-anthropic/pull/10
 * Add ‘connector’ tag to readme.txt by @jeffpaul in https://github.com/WordPress/
   ai-provider-for-anthropic/pull/12
 * Add provider description by @felixarntz in https://github.com/WordPress/ai-provider-
   for-anthropic/pull/13

#### 1.0.1

 * Initial release of the plugin
 * Support for Claude text generation models
 * Function calling support
 * Extended thinking support

#### 1.0.0

 * Initial release of the Composer package

## Community plugin

Deze plugin wordt ontwikkeld en ondersteund door een community. [Draag bij aan deze plugin](https://github.com/wordpress/ai-provider-for-anthropic/)

## Meta

 *  Versie **1.0.5**
 *  Laatst geüpdatet **1 week geleden**
 *  Actieve installaties **60.000+**
 *  WordPress versie ** 6.9 of nieuwer **
 *  Getest t/m **7.1.3**
 *  PHP versie ** 7.4 of nieuwer **
 *  Talen
 * [Belarusian](https://bel.wordpress.org/plugins/ai-provider-for-anthropic/), [Chinese (Taiwan)](https://tw.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Czech](https://cs.wordpress.org/plugins/ai-provider-for-anthropic/), [Dutch](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/),
   [English (UK)](https://en-gb.wordpress.org/plugins/ai-provider-for-anthropic/),
   [English (US)](https://wordpress.org/plugins/ai-provider-for-anthropic/), [German](https://de.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Hungarian](https://hu.wordpress.org/plugins/ai-provider-for-anthropic/), [Japanese](https://ja.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Korean](https://ko.wordpress.org/plugins/ai-provider-for-anthropic/), [Marathi](https://mr.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Nepali](https://ne.wordpress.org/plugins/ai-provider-for-anthropic/), [Persian](https://fa.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Polish](https://pl.wordpress.org/plugins/ai-provider-for-anthropic/), [Portuguese (Brazil)](https://br.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Portuguese (Portugal)](https://pt.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Russian](https://ru.wordpress.org/plugins/ai-provider-for-anthropic/), [Spanish (Chile)](https://cl.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Spanish (Mexico)](https://es-mx.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Spanish (Spain)](https://es.wordpress.org/plugins/ai-provider-for-anthropic/),
   [Swedish](https://sv.wordpress.org/plugins/ai-provider-for-anthropic/), [Turkish](https://tr.wordpress.org/plugins/ai-provider-for-anthropic/)
   en [Ukrainian](https://uk.wordpress.org/plugins/ai-provider-for-anthropic/).
 *  [Vertaal in je eigen taal](https://translate.wordpress.org/projects/wp-plugins/ai-provider-for-anthropic)
 * Tags
 * [AI](https://nl.wordpress.org/plugins/tags/ai/)[anthropic](https://nl.wordpress.org/plugins/tags/anthropic/)
   [artificial intelligence](https://nl.wordpress.org/plugins/tags/artificial-intelligence/)
   [Claude](https://nl.wordpress.org/plugins/tags/claude/)[connector](https://nl.wordpress.org/plugins/tags/connector/)
 *  [Geavanceerde weergave](https://nl.wordpress.org/plugins/ai-provider-for-anthropic/advanced/)

## Waarderingen

Er zijn nog geen beoordelingen ingediend.

[Je beoordeling](https://wordpress.org/support/plugin/ai-provider-for-anthropic/reviews/#new-post)

[Bekijk alle beoordelingen](https://wordpress.org/support/plugin/ai-provider-for-anthropic/reviews/)

## Bijdragers

 *   [ WordPress.org ](https://profiles.wordpress.org/wordpressdotorg/)

## Ondersteuning

Opgeloste problemen in de laatste twee maanden:

     0 van de 1

 [Het supportforum bekijken](https://wordpress.org/support/plugin/ai-provider-for-anthropic/)