1,241 pages for model.
Titles and paths first, then pages whose text carries it. Each row opens that page as this site last read it.
thinking
Claude Developer Platform · in the page
build-with-claude/thinking
….claude.com/docs/en/manage-claude/api-and-data-retention). </Note> A model that answers in a single pass has to get everything right on the first try: no scratch work, no checking, no changing approa…
thinking-steering-and-cost
Claude Developer Platform · in the page
build-with-claude/thinking-steering-and-cost
…/api-and-data-retention). </Note> Claude's thinking is adaptive: the model evaluates each request and determines whether to think and how much. You set an intent, optionally specify the effort, and t…
thinking-tool-workflows
Claude Developer Platform · in the page
build-with-claude/thinking-tool-workflows
…` blocks triggers a 400 error. The samples use adaptive thinking; on models that support only extended thinking, substitute `thinking: {type: "enabled", budget_tokens: N}`. The round-trip rules are i…
thinking-troubleshooting
Claude Developer Platform · in the page
build-with-claude/thinking-troubleshooting
…thinking blocks back in later requests). The first section maps each model to its supported thinking configurations and the ones it rejects; the sections after it each start from a symptom you observ…
token-counting
Claude Developer Platform · in the page
build-with-claude/token-counting
…it to Claude. Use token counts to manage rate limits and costs, make model routing decisions, and fit prompts to a target length. featureMetadata: status: ga zdr: eligibility: eligible no…
vision
Claude Developer Platform · in the page
build-with-claude/vision
…\ -H "content-type: application/json" \ -d @- <<EOF { "model": "claude-opus-5-5", "max_tokens": 1024, "messages": [ { "role": "user", "content": […
vision-coordinates
Claude Developer Platform · in the page
build-with-claude/vision-coordinates
…ic region of an image. For sending images, supported formats, and per-model resolution limits, see [Vision](https://platform.claude.com/docs/en/build-with-claude/vision). <Note> **Claude works best…
working-with-messages
Claude Developer Platform · in the page
build-with-claude/working-with-messages
…----------------------------------------- | | **What it is** | Direct model prompting access | Pre-built, configurable agent harness that runs in managed infrastructure | | **Best for**…
API usage primer for Claude
Claude Developer Platform · in the page
claude_api_primer
…basics of using the Claude API. It gives explanation and examples of model IDs/the basic messages API, tool use, streaming, thinking, and nothing else. --- # API usage primer for Claude > This guid…
apply
Claude Developer Platform · in the page
cli-sdks-libraries/cli/apply
…marizer.md"> ```markdown --- name: Summarizer model: claude-opus-5-5 tools: - type: agent_toolset_20260401 --- You are a helpful assistant that write…
On a remote host without a browser:
Claude Developer Platform · in the page
cli-sdks-libraries/cli/authentication
…```bash CLI ant messages create \ --workspace-id wrkspc_01... \ --model claude-opus-5-5 \ --max-tokens 1024 \ --message '{role: user, content: "Hello, Claude"}' ``` ## Check authentication st…
quickstart
Claude Developer Platform · in the page
cli-sdks-libraries/cli/quickstart
…/docs/en/api/cli/messages/create): ```bash ant messages create \ --model claude-opus-5-5 \ --max-tokens 1024 \ --message '{role: user, content: "Hello, Claude"}' ``` ```text Output wrap { "m…
scripting
Claude Developer Platform · in the page
cli-sdks-libraries/cli/scripting
…n: 2023-06-01" \ -H "content-type: application/json" \ -d '{ "model": "claude-opus-5-5", "max_tokens": 256, "messages": [{"role": "user", "content": "hi"}] }' ``` Run [`ant auth sta…
using
Claude Developer Platform · in the page
cli-sdks-libraries/cli/using
…t (for example, to opt into a different schema version). ```bash ant models list ant messages create --model claude-opus-5-5 --max-tokens 1024 ... ant beta:agents retrieve --agent-id agent_01... ant…
openai-sdk
Claude Developer Platform · in the page
cli-sdks-libraries/libraries/openai-sdk
…t the Claude API. With a few code changes, you can evaluate Anthropic model capabilities. --- <Note> This compatibility layer is primarily intended to test and compare model capabilities, and is no…
middleware
Claude Developer Platform · in the page
cli-sdks-libraries/middleware
…es a request Claude declines (`stop_reason: "refusal"`) on a fallback model. [Refusals and fallback](https://platform.claude.com/docs/en/build-with-claude/refusals-and-fallback) lists the models whose…
overview
Claude Developer Platform · in the page
cli-sdks-libraries/overview
…cli-sdks-libraries/sdks/python"> Sync and async clients, Pydantic models </Card> <Card title="TypeScript" href="https://platform.claude.com/docs/en/cli-sdks-libraries/sdks/typescript"> No…
csharp
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/csharp
…. ## Usage ```csharp using System; using Anthropic; using Anthropic.Models.Messages; AnthropicClient client = new(); MessageCreateParams parameters = new() { MaxTokens = 1024, Messages = […
go
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/go
…wUserMessage(anthropic.NewTextBlock("What is a quaternion?")), }, Model: anthropic.ModelClaudeOpus5_5, }) if err != nil { panic(err.Error()) } for _, block := range message.Content { if te…
java
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/java
…m.anthropic.client.okhttp.AnthropicOkHttpClient; import com.anthropic.models.messages.Message; import com.anthropic.models.messages.MessageCreateParams; import com.anthropic.models.messages.Model; //…
php
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/php
…24, messages: [['role' => 'user', 'content' => 'Hello, Claude']], model: 'claude-opus-5-5', ); $textBlock = array_find($message->content, static fn ($block): bool => $block->type === 'text'); ech…
For Amazon Bedrock support
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/python
…"user", "content": "Hello, Claude", } ], model="claude-opus-5-5", ) for block in message.content: if block.type == "text": print(block.text) ``` <Tip> Cons…
Automatically handles tool execution loop
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/ruby
…kens: 1024, messages: [{role: "user", content: "Hello, Claude"}], model: Anthropic::Model::CLAUDE_OPUS_5_5 ) message.content.each do |block| puts block.text if block.type == :text end ``` For…
typescript
Claude Developer Platform · in the page
cli-sdks-libraries/sdks/typescript
…ns: 1024, messages: [{ role: "user", content: "Hello, Claude" }], model: "claude-opus-5-5" }); for (const block of message.content) { if (block.type === "text") { console.log(block.text);…
get-started
Claude Developer Platform · in the page
get-started
…-H "anthropic-version: 2023-06-01" \ -d '{ "model": "claude-opus-5-5", "max_tokens": 1000, "messages": [ { "role": "user…
home
Claude Developer Platform · in the page
home
…anthropic.Anthropic() message = client.messages.create( model="claude-opus-5-5", max_tokens=1024, messages=[ { "role": "user",…
intro
Claude Developer Platform · in the page
intro
…----------------------------------------- | | **What it is** | Direct model prompting access | Pre-built, configurable agent harness that runs in managed infrastructure | | **Best for**…
access-transparency
Claude Developer Platform · in the page
manage-claude/access-transparency
…What Access Transparency does not cover * **Automated processing:** Model serving, safety classifiers, and abuse-detection pipelines process your content as part of normal operation and do not gener…
admin-api
Claude Developer Platform · in the page
manage-claude/admin-api
…{ log.Fatal(err) } ``` ```java Java import com.anthropic.models.organization.users.UserListParams; void main() { AnthropicClient client = AnthropicOkHttpClient.fromEnv();…
analytics-api
Claude Developer Platform · in the page
manage-claude/analytics-api
…code, commits, pull requests, tool acceptance, and estimated cost by model | | **Claude Enterprise Analytics API** | Analytics API key | [claude.ai > Organization…
api-and-data-retention
Claude Developer Platform · in the page
manage-claude/api-and-data-retention
…t under the following commitments: * Retained data is never used for model training without your express permission. * Only what is technically necessary for the feature to work is retained. Conversa…
app-attest
Claude Developer Platform · in the page
manage-claude/app-attest
…integration. Apps use App Attest through the [Claude for Foundation Models](https://github.com/anthropics/ClaudeForFoundationModels) Swift package, which is in beta: it requires the OS 27 betas, and…
authentication
Claude Developer Platform · in the page
manage-claude/authentication
…3-06-01" \ -H "content-type: application/json" \ -d '{ "model": "claude-opus-5-5", "max_tokens": 1024, "messages": [{"role": "user", "content": "Hello, Claude"}] }' ```…
First request
Claude Developer Platform · in the page
manage-claude/claude-code-analytics-api
…nalysis:** View estimated costs and token usage broken down by Claude model * **Custom reporting:** Export data to build executive dashboards and reports for management teams * **Usage justification:*…
cmek
Claude Developer Platform · in the page
manage-claude/cmek
…tructured outputs are not available for Claude Fable or Claude Mythos models in CMEK organizations. * Other beta and research preview features might not be covered by CMEK. **Claude Enterprise** * C…
cmek-aws-kms
Claude Developer Platform · in the page
manage-claude/cmek-aws-kms
…``` ```csharp C# using Anthropic.Models.Organization.ExternalKeys; AnthropicClient client = new(); var externalKey = await client.Org…
cmek-azure-key-vault
Claude Developer Platform · in the page
manage-claude/cmek-azure-key-vault
…``` ```csharp C# using Anthropic.Models.Organization.ExternalKeys; AnthropicClient client = new(); var externalKey = await client.Org…
cmek-google-cloud-kms
Claude Developer Platform · in the page
manage-claude/cmek-google-cloud-kms
…``` ```csharp C# using Anthropic.Models.Organization.ExternalKeys; AnthropicClient client = new(); var externalKey = await client.Org…
compliance-api-access
Claude Developer Platform · in the page
manage-claude/compliance-api-access
…/settings/keys`) in the Claude Console | Calling Claude models through the [Claude API](https://platform.claude.com/docs/en/api/overview)…
WARNING: This operation PERMANENTLY deletes the chat, all of its messages,
Claude Developer Platform · in the page
manage-claude/compliance-content-data
…"https://claude.ai/chat/abcdef01-2345-6789-abcd-ef0123456789", "model": "claude-opus-5-5", "organization_uuid": "91012d09-e48b-438e-a489-1bebfd8fa6f9", "project_id": "claude_proj_01K…
compliance-faq
Claude Developer Platform · in the page
manage-claude/compliance-faq
…. A Claude API key (`sk-ant-api03-...`) authenticates calls to Claude models on the Claude API; it does not authenticate calls to `/v1/compliance/*`. The Compliance API accepts only Compliance Access…
before_id is the first_id from a previous response
Claude Developer Platform · in the page
manage-claude/compliance-integration-patterns
…nization-wide. The Compliance API does not include: * Prompt text or model responses from Claude Console, or from Claude API workloads authenticated with an API key. * On-device activity in local ses…
compliance-sessions
Claude Developer Platform · in the page
manage-claude/compliance-sessions
…"id": "clsm_01J4KpLmNoPqRsTuVwXyZaBa", "role": "user", "model": null, "created_at": "2026-07-09T14:02:11Z", "provenance": { "type": "synthetic_marker" },…
data-residency
Claude Developer Platform · in the page
manage-claude/data-residency
…de.com/docs/en/manage-claude/data-residency description: Manage where model inference runs and where data is stored with geographic controls. --- Data residency controls let you manage where your dat…
inference-hooks
Claude Developer Platform · in the page
manage-claude/inference-hooks
…aits for an allow or deny verdict; a denied request never reaches the model. Security and compliance teams use Inference hooks to enforce data policies inline, and developers build the AI security ser…
inference-hooks-configuration
Claude Developer Platform · in the page
manage-claude/inference-hooks-configuration
…closed). * **Allow the request:** let the request proceed to the model without inspection (fail open). The dropdown menu's third option, **Shadow mode**, is a rollout tool rather than a fail…
inference-hooks-endpoint
Claude Developer Platform · in the page
manage-claude/inference-hooks-endpoint
…request, before inference starts. The tool call frame is sent when a model response contains tool calls, before any of them runs, in organizations that have **Validate tool calls** on. Either way, An…
opentelemetry
Claude Developer Platform · in the page
manage-claude/opentelemetry
…quest through your system. A *span* is one step in a trace, such as a model request or a tool use. The API and the SDK use attributes from the [GenAI semantic conventions](https://github.com/open-tele…
api
Claude Developer Platform · in the page
manage-claude/opentelemetry/api
…us: beta zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). Only…
sdk
Claude Developer Platform · in the page
manage-claude/opentelemetry/sdk
…r) client = Anthropic() message = client.messages.create( model="claude-opus-5-5", max_tokens=1024, messages=[{"role": "user", "content": "Hello, Claude"}], ) print(message…