GPT-3.5-turbo
by OpenAIChatretires 2026-10-23
Compact GPT model for low-latency assistance and high-volume workloads
- Context
- 16.4K tokens
- Max output
- 4,096 tokens
- Parameters
- 20B (total or active not stated)
- Released
- 2023-03-01
- Weights
- Closed
openai/gpt-3-5-turbo · also seen as gpt-35-turbo, openai/gpt-3.5-turbo:batch
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2023-03-01
- Weights
- Closed
- Input
- Text
- Output
- Text
- Context window
- 16,385 max across endpoints
- Max output
- 4,096
- Providers
- 3 + 12 gateways, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $0.50–$0.65 in · $1.50–$1.95 out per 1M tokens · 2 of 3 providers have a comparable price
More details
- Last updated
- 2023-11-06
- Knowledge cutoff
- 2021-09-01
- Parameters
- 20B (total or active not stated)
- Developer country
- United States of America
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt caching
- Web searchunknown
- Computer useunknown
- System messages
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
Atom feedNo change since 19 Oct 2026. The cheapest direct price has been $0.50 in / $1.50 out per 1M tokens at Azure on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs GPT-3.5-turbo |
|---|---|---|---|---|---|
| Nova 2 LiteAmazon | $0.667 | $0.30 | $2.50 | 1M | +0% |
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| Magistral SmallMistral AI | $0.667 | $0.50 | $1.50 | 262K | +0% |
| Magistral Small 2506Mistral AI | $0.667 | $0.50 | $1.50 | 128K | +0% |
| Mistral Code Agent LatestMistral AI | $0.667 | $0.40 | $2.00 | 256K | +0% |
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