50 pages for version.

model-ids-and-versions Claude Developer Platform · title about-claude/models/model-ids-and-versions Versions Claude Developer Platform · title api/beta/agents/versions List Agent Versions Claude Developer Platform · title api/beta/agents/versions/list Memory Versions Claude Developer Platform · title api/beta/memory_stores/memory_versions List memory versions Claude Developer Platform · title api/beta/memory_stores/memory_versions/list Redact a memory version Claude Developer Platform · title api/beta/memory_stores/memory_versions/redact Retrieve a memory version Claude Developer Platform · title api/beta/memory_stores/memory_versions/retrieve Versions Claude Developer Platform · title api/beta/skills/versions Create Skill Version Claude Developer Platform · title api/beta/skills/versions/create Delete Skill Version Claude Developer Platform · title api/beta/skills/versions/delete Download Skill Version Content Claude Developer Platform · title api/beta/skills/versions/download List Skill Versions Claude Developer Platform · title api/beta/skills/versions/list Get Skill Version Claude Developer Platform · title api/beta/skills/versions/retrieve Download Code Artifact Version Content Claude Developer Platform · title api/compliance/code/artifacts/retrieve_version Versions Claude Developer Platform · title api/skills/versions Create Skill Version Claude Developer Platform · title api/skills/versions/create Delete Skill Version Claude Developer Platform · title api/skills/versions/delete List Skill Versions Claude Developer Platform · title api/skills/versions/list Get Skill Version Claude Developer Platform · title api/skills/versions/retrieve versioning Claude Developer Platform · title api/versioning Constrain plugin dependency versions Claude Code CLI · title plugin-dependencies Manage workspaces and versions Claude Documentation · title claude-tag/admins/workspaces Versioning Model Context Protocol · title docs/2024-11-05/learn/versioning Versioning Model Context Protocol · title docs/2025-03-26/learn/versioning Versioning Model Context Protocol · title docs/2025-06-18/learn/versioning Versioning Model Context Protocol · title docs/2025-11-25/learn/versioning Versioning Model Context Protocol · title docs/2026-07-28/learn/versioning Versioning Model Context Protocol · title docs/draft/learn/versioning Versioning Published MCP Servers Model Context Protocol · title registry/versioning Versioning and Compatibility Model Context Protocol · title specification/2026-07-28/basic/versioning Versioning and Compatibility Model Context Protocol · title specification/draft/basic/versioning model-deprecations Claude Developer Platform · in the page about-claude/model-deprecations …ith downsides: * Users who value specific models must migrate to new versions * Researchers lose access to models for ongoing and comparative studies * Model retirement introduces safety- and model w… Or, for the model with the same capabilities and no access approval requirement: Claude Developer Platform · in the page about-claude/models/migration-guide …Guide for migrating to the latest Claude models from previous Claude versions --- <Note> This guide covers migrating [Messages API](https://platform.claude.com/docs/en/build-with-claude/working-wi… optimizing-for-cost-and-intelligence Claude Developer Platform · in the page about-claude/models/optimizing-for-cost-and-intelligence …ages \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -H "content-type: application/json" \ --data-binary @- ``` </CodeGroup> #### Turn on caching… pricing Claude Developer Platform · in the page about-claude/pricing …ce** | $0.01 per CCU (fixed; discounts apply at token-to-CCU conversion, not to the CCU price)… PDF Processing Claude Developer Platform · in the page agents-and-tools/agent-skills/best-practices …all it using pip. Then you can use the code below... ``` The concise version assumes Claude already has information about PDFs and how libraries work. ### Set appropriate degrees of freedom Match t… enterprise Claude Developer Platform · in the page agents-and-tools/agent-skills/enterprise …'t scanned, so for API deployments, rely on the review checklist and [version pinning](https://platform.claude.com/docs/en/agents-and-tools/agent-skills/enterprise#versioning-strategy). Scanning also… quickstart Claude Developer Platform · in the page agents-and-tools/agent-skills/quickstart …thropic" \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" ``` ```bash CLI # List Anthropic-managed Skills ant skills list --source anthropic ``` ```pytho… mcp-connector Claude Developer Platform · in the page agents-and-tools/mcp-connector …he Messages API without a separate MCP client. <Note> The previous version of this feature (`mcp-client-2025-04-04`) is deprecated. See [Deprecated version: mcp-client-2025-04-04](https://platform.… Edit docker-compose.yaml: increment the integer in the setup service's Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/deploy-compose …hropic.com - --output=dir:/data - --token-version=1 environment: - TUNNEL_ID - ANTHROPIC_FEDERATION_RULE_ID - ANTHROPI… deploy-helm Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/deploy-helm …yaml | kubectl apply -f - kubectl -n mcp-tunnel apply -f - <<'EOF' apiVersion: v1 kind: ConfigMap metadata: name: hello-mcp-src data: hello_server.py: | from mcp.server.fastmcp import FastMCP… overview Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/overview …on/json" \ -H "X-API-Key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -H "anthropic-beta: mcp-client-2025-11-20" \ -d '{ "model": "claude-opus-5-5", "max_tok… reference Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/reference …tion` | `Bearer <token>` (the WIF-exchanged token) | | `anthropic-version` | `2023-06-01` | | `anthropic-beta` | `mcp-tunnels-2026-06-22` | ## C… troubleshooting Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/troubleshooting …| | `curl https://<proxy>:8080` fails with `wrong version number` | Expected; the l… advisor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/advisor-tool …messages \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -H "anthropic-beta: advisor-tool-2026-03-01" \ -H "content-type: application/json" \ -d '{… bash-tool Claude Developer Platform · in the page agents-and-tools/tool-use/bash-tool …a command creates are still there for the next command. The current version of the tool is `bash_20250124`. For model support, beta headers, and the earlier version, see [Tool versions](https://plat… browser-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/browser-use-tool …on/json" \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -d '{ "model": "claude-opus-5-5", "max_tokens": 2048, "tools": [ {… build-a-tool-using-agent Claude Developer Platform · in the page agents-and-tools/tool-use/build-a-tool-using-agent …messages \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -H "content-type: application/json" \ -d "$(jq -n \ --argjson tools "$TOOLS" \ --arg ms… code-execution-tool Claude Developer Platform · in the page agents-and-tools/tool-use/code-execution-tool …zure). details: - Every supported model accepts all three [tool versions](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool#tool-versions). On Claude Haiku 4.5, p… computer-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/computer-use-tool …toolset and returns an error for the earlier `computer_20251124` tool version. To move an existing integration, see [Migrate from `computer_20251124`](https://platform.claude.com/docs/en/agents-and-to…