G5
Active
GPT-5 Nano
Pricing
USD per 1M tokens
Input
$0.05
per 1M tokens
Output
$0.40
per 1M tokens
Cached input
—
per 1M tokens
Capabilities
Spec
| Context window | 400,000 |
| Modalities | textvision |
| Endpoint | /v1/chat/completions |
function_callingstructured_outputsweb_searchfile_searchimage_generationcode_interpretermcpstreaming
Verified facts
Source-linked, per field
| Input price (per 1M tokens) | $0.05 | — |
| Output price (per 1M tokens) | $0.4 | — |
| Context window | 400,000 tokens | — |
| Lifecycle | active | Source ↗ Jul 7 |
| Vision input | ✓ supported | — |
| Function calling | ✓ supported | — |
| Structured output (JSON schema) | ✓ supported | — |
| Prompt caching | ✓ supported | — |
Last verified Jul 7, 2026 23:26 UTC.
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Activity
Change timeline
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