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GPT-5.3-Instant

Poe

GPT-5.3-Instant by Poe costs $1.60 per 1M input tokens and $13.00 per 1M output tokens, with a 128K-token context window.

Pricing

Input (per 1M tokens)
$1.60
Output (per 1M tokens)
$13.00
Cached input (per 1M)
$0.16

Specifications

Provider
Poe
Context window
128K tokens
Parameters
—
Released
Mar 2026
Open weights
No
Frontier model
No

Benchmarks

LiveBenchreasoning/coding
59.8

Compare GPT-5.3-Instant with…

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FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.