AI Models
OpenAI API Reference
Models API for responses, chat completions, embeddings, audio transcription and model discovery.
360 Endpoints
47 Resources
Verified 2026-10-20
Auth
Authorization: Bearer <OPENAI_API_KEY> Gotchas The Responses API is the primary interface for new text and tool workflows; Chat Completions remains a separate compatibility API.
Audio transcription uploads use multipart form data rather than a JSON request body.
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Agents
curl -H "Accept: text/markdown" https://apicheats.dev/openai/llms.txt Assistants
23 endpointsAudio
9 endpointsBatch
4 endpointsChat
6 endpointsCompletions
1 endpointContainers
9 endpointsConversations
8 endpointsEmbeddings
1 endpointEvals
12 endpointsFiles
5 endpointsFine tuning
13 endpoints GET /fine_tuning/checkpoints/{fine_tuned_model_checkpoint}/permissions List checkpoint permissions .md
POST /fine_tuning/checkpoints/{fine_tuned_model_checkpoint}/permissions Create checkpoint permissions .md
Images
3 endpointsLive
7 endpointsModels
3 endpointsModerations
1 endpointOrganization
17 endpointsAudit Logs
1 endpointCertificates
10 endpointsUsage
11 endpointsData retention
4 endpointsGroups
5 endpointsGroup organization role assignments
4 endpointsGroup users
4 endpointsInvites
4 endpointsProjects
24 endpoints GET /organization/projects/{project_id}/service_accounts/{service_account_id} Retrieve project service account .md
POST /organization/projects/{project_id}/service_accounts/{service_account_id} Update project service account .md
Project groups
4 endpointsHosted tools
2 endpointsSpend alerts
10 endpointsRoles
10 endpointsUsers
4 endpointsUser organization role assignments
4 endpointsProject group role assignments
4 endpointsProject user role assignments
4 endpointsRealtime
9 endpointsResponses
14 endpointsUploads
4 endpointsVector stores
16 endpointsSafety
2 endpointsContent provenance checks
1 endpointVideos
10 endpointsSkills
11 endpointsChatkit
6 endpointsDecisions
1 endpointAgents
37 endpoints GET /agents/sessions/{session_id}/subagents/{subagent_id}/turns/{turn_id} Retrieve a subagent turn .md
GET /agents/sessions/{session_id}/subagents/{subagent_id}/turns/{turn_id}/items List subagent turn items .md
GET /agents/environments/templates/{environment_template_id} Retrieve an agent environment template .md
POST /agents/environments/templates/{environment_template_id} Update an agent environment template .md
DELETE /agents/environments/templates/{environment_template_id} Delete an agent environment template .md
Vaults
10 endpointsWebhook endpoints
7 endpointsWebhook event types
1 endpoint
No OpenAI endpoint matches
Source: raw.githubusercontent.com/openai/openai-openapi/master/openapi.yaml · sha256 6d3a…337c · checked daily 04:00 UTC All providers →