GPT-3.5 Turbo
DeprecatedGPT-3.5 Turbo is OpenAI's language model with a 16K context window and up to 4K output tokens, available from 4 providers, starting at $0.5 / 1M input and $1.50 / 1M output. OpenAI's cost-efficient chat-optimized model balancing strong natural language understanding with fast response times for conversational and non-chat tasks.
| Benchmarks | |
|---|---|
| Intelligence Index | #509 |
| Coding Index | #189 |
| MMLU-Pro | #302 |
| GPQA | #499 |
| Time to First Token | #255 |
| MATH-500 | #172 |
| Output TPS | #493 |
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities6/13
Reasoning·
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling✓
Structured Outputs✓
Native JSON Schema✓
Web Search✓
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching✓
Assistant Prefill·
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | Batch | |||
|---|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Input $ / 1M | Output $ / 1M | Web Search $ / request | |
| $1.00 | $2.00 | — | — | — | |
| $0.5 | $1.50 | $0.25 | $0.75 | N/A | |
| $0.5 | $1.50 | N/A | N/A | N/A | |
| $1.00 | $2.00 | N/A | N/A | N/A | |
| — | — | $0.25 | $0.75 | $0.010 | |
| $0.5 | $1.50 | — | — | — | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| GPT-6.1 Sol | 1.1M | $2.00 | $10.00 | Available | |
| GPT-6 Sol | 1.1M | $2.00 | $10.00 | Available | |
| GPT-6 Luna | 1.1M | $0.100 | $0.500 | Available | |
| GPT-6 Astra | 1.1M | $10.00 | $50.00 | Available | |
| GPT-5.6 Sol | 1.1M | $4.00 | $20.00 | Available | |
| GPT-5.6 Terra | 1.1M | $2.00 | $12.00 | Available | |
| GPT-5.6 Luna | 1.1M | $0.200 | $1.20 | Available | |
| GPT-5.5 | 1.1M | $5.00 | $30.00 | Available | |
| GPT-5.4 Mini | 400K | $0.750 | $4.50 | Available | |
| GPT-5.4 Nano | 400K | $0.200 | $1.25 | Deprecating | |
| GPT-3.5 Turbo | 16K | $0.500 | $1.50 | Current |