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OpenAI: GPT-5.1 (batch)
OpenAI·Released 2025-11-13
400K ctxMultimodal
Comparison data ready55% coverage10/10 fields directly observedUpdated Jul 22, 2026, 10:30 PM
About
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
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Pricing
Input
$0.63
per 1M tokens
Output
$5.00
per 1M tokens
Blended
$1.72
per 1M tokens
Cheaper than 31% of models. Median price is $0.69/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$1.72
Monthly
$51.56
vs. Similar Models
OpenAI: GPT-5 (batch)
$1.720%
Kimi K2.6 (Non-reasoning)
$1.71-0%
GPT-5.4 mini (medium)
$1.69-2%
GPT-5.4 mini (Non-Reasoning)
$1.69-2%
Performance
Context Window
400K
tokens
Larger than 72% of models
Max Output
128K
tokens
32% of context
Context Window Comparison
OpenAI: GPT-5.3-Codex
400KSame
OpenAI: GPT-5.2
400KSame
OpenAI: GPT-5.2-Codex
400KSame