GPT Chat Latest
by OpenAIChat
Compact GPT model for low-latency assistance and high-volume workloads
- Context
- 400K tokens
- Max output
- 128,000 tokens
- Released
- 2026-05-05
- Weights
- Closed
openai/gpt-5-5-instant · also seen as gpt-chat-latest
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-05-05
- Weights
- Closed
- Input
- Text, Image, PDF
- Output
- Text
- Context window
- 400,000 max across endpoints
- Max output
- 128,000
- Providers
- 2 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $5.00 in · $30 out per 1M tokens · across all 2 providers
More details
- Last updated
- 2026-05-28
- Knowledge cutoff
- 2025-12-01
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 cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
Loading endpoints…
Price history
No change since 19 Oct 2026. The cheapest direct price has been $5.00 in / $30 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 Chat Latest |
|---|---|---|---|---|---|
| GPT-5.4 Image 2OpenAI | $9.17 | $8.00 | $15 | 272K | +0% |
| GPT-5.5OpenAI | $9.17 | $5.00 | $30 | 1.05M | +0% |
| Fugu UltraSakana AI | $9.17 | $5.00 | $30 | 1M | +0% |
| Fugu Ultra v1.1Sakana AI | $9.17 | $5.00 | $30 | 1M | +0% |
| Fugu Ultra v2Sakana AI | $9.17 | $5.00 | $30 | 1M | +0% |
| gpt-image-1.5OpenAI | $9.50 | $5.00 | $32 | — | +4% |
| Claude Opus 4.6Anthropic | $8.33 | $5.00 | $25 | 1M | −9% cheaper |
| Claude Opus 4.7Anthropic | $8.33 | $5.00 | $25 | 1M | −9% cheaper |
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