AI Models

Claude API Reference

Name: Claude API Cheatsheet
Creator: apicheats.dev
License: https://creativecommons.org/licenses/by/4.0/

Claude API for messages, token counting, model discovery and asynchronous message batches.

214 Endpoints

16 Resources

Verified 2026-10-20

Auth x-api-key: <ANTHROPIC_API_KEY> Gotchas

Authentication uses the x-api-key header and requests also require an anthropic-version header.

The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

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Messages

16 endpoints

POST /v1/messages Create a Message .md

GET /v1/messages/batches List Message Batches .md

POST /v1/messages/batches Create a Message Batch .md

GET /v1/messages/batches/{message_batch_id} Retrieve a Message Batch .md

DELETE /v1/messages/batches/{message_batch_id} Delete a Message Batch .md

POST /v1/messages/batches/{message_batch_id}/cancel Cancel a Message Batch .md

GET /v1/messages/batches/{message_batch_id}/results Retrieve Message Batch results .md

POST /v1/messages/count_tokens Count tokens in a Message .md

POST /v1/messages Create a Message .md

GET /v1/messages/batches List Message Batches .md

POST /v1/messages/batches Create a Message Batch .md

GET /v1/messages/batches/{message_batch_id} Retrieve a Message Batch .md

DELETE /v1/messages/batches/{message_batch_id} Delete a Message Batch .md

POST /v1/messages/batches/{message_batch_id}/cancel Cancel a Message Batch .md

GET /v1/messages/batches/{message_batch_id}/results Retrieve Message Batch results .md

POST /v1/messages/count_tokens Count tokens in a Message .md

Complete

1 endpoint

POST /v1/complete Create a Text Completion .md

Models

4 endpoints

GET /v1/models List Models .md

GET /v1/models/{model_id} Get a Model .md

GET /v1/models List Models .md

GET /v1/models/{model_id} Get a Model .md

Files

10 endpoints

Skills

17 endpoints

GET /v1/skills List Skills .md

POST /v1/skills Create Skill .md

GET /v1/skills/{skill_id} Get Skill .md

DELETE /v1/skills/{skill_id} Delete Skill .md

GET /v1/skills/{skill_id}/versions List Skill Versions .md

POST /v1/skills/{skill_id}/versions Create Skill Version .md

GET /v1/skills/{skill_id}/versions/{version} Get Skill Version .md

DELETE /v1/skills/{skill_id}/versions/{version} Delete Skill Version .md

GET /v1/skills List Skills .md

POST /v1/skills Create Skill .md

GET /v1/skills/{skill_id} Get Skill .md

DELETE /v1/skills/{skill_id} Delete Skill .md

GET /v1/skills/{skill_id}/versions List Skill Versions .md

POST /v1/skills/{skill_id}/versions Create Skill Version .md

GET /v1/skills/{skill_id}/versions/{version} Get Skill Version .md

DELETE /v1/skills/{skill_id}/versions/{version} Delete Skill Version .md

GET /v1/skills/{skill_id}/versions/{version}/content Download Skill Version Content .md

Environments

14 endpoints

GET /v1/environments List Environments .md

POST /v1/environments Create Environment .md

GET /v1/environments/{environment_id} Get Environment .md

POST /v1/environments/{environment_id} Update Environment .md

DELETE /v1/environments/{environment_id} Delete Environment .md

POST /v1/environments/{environment_id}/archive Archive Environment .md

GET /v1/environments/{environment_id}/work/stats Get Queue Statistics .md

GET /v1/environments/{environment_id}/work/poll Poll for Work .md

POST /v1/environments/{environment_id}/work/{work_id}/ack Acknowledge Work .md

POST /v1/environments/{environment_id}/work/{work_id}/heartbeat Record Heartbeat .md

POST /v1/environments/{environment_id}/work/{work_id}/stop Stop Work .md

GET /v1/environments/{environment_id}/work/{work_id} Get Work Item .md

POST /v1/environments/{environment_id}/work/{work_id} Update Work Item .md

GET /v1/environments/{environment_id}/work List Work Items .md

Sessions

19 endpoints

GET /v1/sessions List Sessions .md

POST /v1/sessions Create Session .md

GET /v1/sessions/{session_id} Get Session .md

POST /v1/sessions/{session_id} Update Session .md

DELETE /v1/sessions/{session_id} Delete Session .md

GET /v1/sessions/{session_id}/events List Events .md

POST /v1/sessions/{session_id}/events Send Events .md

GET /v1/sessions/{session_id}/events/stream Stream Events .md

POST /v1/sessions/{session_id}/archive Archive Session .md

GET /v1/sessions/{session_id}/threads List Session Threads .md

GET /v1/sessions/{session_id}/threads/{thread_id} Get Session Thread .md

GET /v1/sessions/{session_id}/threads/{thread_id}/events List Session Thread Events .md

GET /v1/sessions/{session_id}/threads/{thread_id}/stream Stream Session Thread Events .md

POST /v1/sessions/{session_id}/threads/{thread_id}/archive Archive Session Thread .md

GET /v1/sessions/{session_id}/resources List Session Resources .md

POST /v1/sessions/{session_id}/resources Add Session Resource .md

GET /v1/sessions/{session_id}/resources/{resource_id} Get Session Resource .md

POST /v1/sessions/{session_id}/resources/{resource_id} Update Session Resource .md

DELETE /v1/sessions/{session_id}/resources/{resource_id} Delete Session Resource .md

Agents

6 endpoints

GET /v1/agents List Agents .md

POST /v1/agents Create Agent .md

GET /v1/agents/{agent_id} Get Agent .md

POST /v1/agents/{agent_id} Update Agent .md

POST /v1/agents/{agent_id}/archive Archive Agent .md

GET /v1/agents/{agent_id}/versions List Agent Versions .md

Deployments

8 endpoints

GET /v1/deployments List Deployments .md

POST /v1/deployments Create Deployment .md

GET /v1/deployments/{deployment_id} Get Deployment .md

POST /v1/deployments/{deployment_id} Update Deployment .md

POST /v1/deployments/{deployment_id}/archive Archive Deployment .md

POST /v1/deployments/{deployment_id}/pause Pause Deployment .md

POST /v1/deployments/{deployment_id}/unpause Unpause Deployment .md

POST /v1/deployments/{deployment_id}/run Run Deployment Now .md

Deployment runs

2 endpoints

GET /v1/deployment_runs List Deployment Runs .md

GET /v1/deployment_runs/{deployment_run_id} Get Deployment Run .md

Vaults

13 endpoints

Memory stores

14 endpoints

GET /v1/memory_stores/{memory_store_id}/memories List memories .md

POST /v1/memory_stores/{memory_store_id}/memories Create a memory .md

GET /v1/memory_stores/{memory_store_id}/memories/{memory_id} Retrieve a memory .md

POST /v1/memory_stores/{memory_store_id}/memories/{memory_id} Update a memory .md

DELETE /v1/memory_stores/{memory_store_id}/memories/{memory_id} Delete a memory .md

GET /v1/memory_stores/{memory_store_id}/memory_versions List memory versions .md

GET /v1/memory_stores/{memory_store_id}/memory_versions/{memory_version_id} Retrieve a memory version .md

POST /v1/memory_stores/{memory_store_id}/memory_versions/{memory_version_id}/redact Redact a memory version .md

GET /v1/memory_stores List memory stores .md

POST /v1/memory_stores Create a memory store .md

GET /v1/memory_stores/{memory_store_id} Retrieve a memory store .md

POST /v1/memory_stores/{memory_store_id} Update a memory store .md

DELETE /v1/memory_stores/{memory_store_id} Delete a memory store .md

POST /v1/memory_stores/{memory_store_id}/archive Archive a memory store .md

User profiles

5 endpoints

GET /v1/user_profiles List User Profiles .md

POST /v1/user_profiles Create User Profile .md

GET /v1/user_profiles/{user_profile_id} Get User Profile .md

POST /v1/user_profiles/{user_profile_id} Update User Profile .md

POST /v1/user_profiles/{user_profile_id}/enrollment_url Create Enrollment URL .md

Dreams

5 endpoints

GET /v1/dreams List Dreams .md

POST /v1/dreams Create a Dream .md

GET /v1/dreams/{dream_id} Get a Dream .md

POST /v1/dreams/{dream_id}/cancel Cancel a Dream .md

POST /v1/dreams/{dream_id}/archive Archive a Dream .md

Organizations

70 endpoints

GET /v1/organizations/invites List Invites .md

POST /v1/organizations/invites Create Invite .md

GET /v1/organizations/invites/{invite_id} Get Invite .md

DELETE /v1/organizations/invites/{invite_id} Delete Invite .md

GET /v1/organizations/users/{user_id} Get User .md

POST /v1/organizations/users/{user_id} Update User .md

DELETE /v1/organizations/users/{user_id} Remove User .md

GET /v1/organizations/users List Users .md

GET /v1/organizations/workspaces/{workspace_id} Get Workspace .md

POST /v1/organizations/workspaces/{workspace_id} Update Workspace .md

GET /v1/organizations/workspaces List Workspaces .md

POST /v1/organizations/workspaces Create Workspace .md

POST /v1/organizations/workspaces/{workspace_id}/archive Archive Workspace .md

GET /v1/organizations/workspaces/{workspace_id}/members/{user_id} Get Workspace Member .md

POST /v1/organizations/workspaces/{workspace_id}/members/{user_id} Update Workspace Member .md

DELETE /v1/organizations/workspaces/{workspace_id}/members/{user_id} Delete Workspace Member .md

GET /v1/organizations/workspaces/{workspace_id}/members List Workspace Members .md

POST /v1/organizations/workspaces/{workspace_id}/members Create Workspace Member .md

GET /v1/organizations/api_keys/{api_key_id} Get API Key .md

POST /v1/organizations/api_keys/{api_key_id} Update API Key .md

GET /v1/organizations/api_keys List API Keys .md

GET /v1/organizations/usage_report/messages Get Messages Usage Report .md

GET /v1/organizations/usage_report/claude_code Get Claude Code Usage Report .md

GET /v1/organizations/cost_report Get Cost Report .md

GET /v1/organizations/me Get Current Organization .md

GET /v1/organizations/external_keys List External Keys .md

POST /v1/organizations/external_keys Create External Key .md

GET /v1/organizations/external_keys/{external_key_id} Get External Key .md

POST /v1/organizations/external_keys/{external_key_id} Update External Key .md

DELETE /v1/organizations/external_keys/{external_key_id} Delete External Key .md

POST /v1/organizations/external_keys/{external_key_id}/validate Validate External Key .md

GET /v1/organizations/compliance_settings Get Compliance Settings .md

POST /v1/organizations/compliance_settings Update Compliance Settings .md

GET /v1/organizations/rate_limits List Organization Rate Limits .md

GET /v1/organizations/workspaces/{workspace_id}/rate_limits List Workspace Rate Limits .md

GET /v1/organizations/service_accounts List Service Accounts .md

POST /v1/organizations/service_accounts Create Service Account .md

GET /v1/organizations/service_accounts/{service_account_id} Get Service Account .md

POST /v1/organizations/service_accounts/{service_account_id} Update Service Account .md

POST /v1/organizations/service_accounts/{service_account_id}/archive Archive Service Account .md

GET /v1/organizations/workspaces/{workspace_id}/service_accounts List Service Account Workspace Members .md

POST /v1/organizations/workspaces/{workspace_id}/service_accounts Create Service Account Workspace Member .md

GET /v1/organizations/workspaces/{workspace_id}/service_accounts/{service_account_id} Get Service Account Workspace Member .md

POST /v1/organizations/workspaces/{workspace_id}/service_accounts/{service_account_id} Update Service Account Workspace Member .md

DELETE /v1/organizations/workspaces/{workspace_id}/service_accounts/{service_account_id} Delete Service Account Workspace Member .md

GET /v1/organizations/service_accounts/{service_account_id}/workspaces List Workspaces For Service Account .md

POST /v1/organizations/service_accounts/{service_account_id}/workspaces Add Workspace To Service Account .md

DELETE /v1/organizations/service_accounts/{service_account_id}/workspaces/{workspace_id} Remove Workspace From Service Account .md

GET /v1/organizations/federation_issuers List Federation Issuers .md

POST /v1/organizations/federation_issuers Create Federation Issuer .md

GET /v1/organizations/federation_issuers/{federation_issuer_id} Get Federation Issuer .md

POST /v1/organizations/federation_issuers/{federation_issuer_id} Update Federation Issuer .md

POST /v1/organizations/federation_issuers/{federation_issuer_id}/archive Archive Federation Issuer .md

GET /v1/organizations/federation_rules List Federation Rules .md

POST /v1/organizations/federation_rules Create Federation Rule .md

GET /v1/organizations/federation_rules/{federation_rule_id} Get Federation Rule .md

POST /v1/organizations/federation_rules/{federation_rule_id} Update Federation Rule .md

POST /v1/organizations/federation_rules/{federation_rule_id}/archive Archive Federation Rule .md

GET /v1/organizations/federation_rules/{federation_rule_id}/workspaces List Federation Rule Workspaces .md

POST /v1/organizations/federation_rules/{federation_rule_id}/workspaces Add Federation Rule Workspace .md

DELETE /v1/organizations/federation_rules/{federation_rule_id}/workspaces/{workspace_id} Remove Federation Rule Workspace .md

GET /v1/organizations/tunnels List Tunnels .md

GET /v1/organizations/tunnels/{tunnel_id} Get Tunnel .md

POST /v1/organizations/tunnels/{tunnel_id}/archive Archive Tunnel .md

POST /v1/organizations/tunnels/{tunnel_id}/reveal_token Reveal Tunnel Token .md

POST /v1/organizations/tunnels/{tunnel_id}/rotate_token Rotate Tunnel Token .md

GET /v1/organizations/tunnels/{tunnel_id}/certificates List Tunnel Certificates .md

POST /v1/organizations/tunnels/{tunnel_id}/certificates Create Tunnel Certificate .md

GET /v1/organizations/tunnels/{tunnel_id}/certificates/{certificate_id} Get Tunnel Certificate .md

POST /v1/organizations/tunnels/{tunnel_id}/certificates/{certificate_id}/archive Archive Tunnel Certificate .md

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