Official OpenAI API. Direct access to GPT, DALL-E, Whisper, and embedding models.
Features
OpenAI Compatible
Streaming
Batching
Fine-tuning
Embeddings
Vision
Audio
Function Calling
JSON Mode
Compliance
SOC 2
HIPAA
GDPR
Pricing Model
per token Free tier: Available
Details
Models 18
API Base
https://api.openai.com Audio / MusicEmbeddingsImage GenerationLLM Inference
Model Catalog (18)
| Model | Type | Input $/1M | Output $/1M | Context | Speed | Status |
|---|---|---|---|---|---|---|
| GPT-4o OpenAI | llm | $2.50 | $10.00 | — | — | |
| GPT-4o Mini OpenAI | llm | $0.150 | $0.600 | — | — | |
| GPT-4o Transcribe OpenAI | speech to_text | $6.00 | — | — | — | |
| GPT-5 Mini OpenAI | llm | $0.250 | $2.00 | — | — | |
| GPT-5 Nano OpenAI | llm | $0.050 | $0.400 | — | — | |
| GPT-5.2 OpenAI | llm | $1.75 | $14.00 | — | — | |
| GPT-5.4 OpenAI | llm | $2.50 | $15.00 | — | — | |
| GPT-5.4 Mini OpenAI | llm | $0.750 | $4.50 | — | — | |
| GPT-5.4 Nano OpenAI | llm | $0.200 | $1.25 | — | — | |
| GPT-5.4 Pro OpenAI | llm | $30.00 | $180.00 | — | — | |
| TTS-1 OpenAI | text to_speech | $15.00 | — | — | — | |
| TTS-1 HD OpenAI | text to_speech | $30.00 | — | — | — | |
| Whisper Large V3 OpenAI · 1.5B | speech to_text | $0.0060 | — | — | — | |
| o3 OpenAI | llm | $2.00 | $8.00 | — | — | |
| o3 Pro OpenAI | llm | $20.00 | $80.00 | — | — | |
| o4 Mini OpenAI | llm | $1.10 | $4.40 | — | — | |
| text-embedding-3-large OpenAI | embedding | $0.130 | — | — | — | |
| text-embedding-3-small OpenAI | embedding | $0.020 | — | — | — |