AI Change Tracker

GPT-5.2

Lab
openai
Weights
closed
Released
2026-04-02
Context window
400,000
Modalities
text, image, audio
API
yes
Local-runnable
no
Status
current

announcementmodel cardpricing

Scores

Hard reasoning

Value Source As of Reported by Notes
73 index artificial-analysis-intelligence-index β†— 2026-08-18 aggregatorA Seed placeholder.

Coding

Value Source As of Reported by Notes
76.8 percent swe-bench-verified β†— 2026-08-20 independent Seed placeholder.

Agentic / tool use

Value Source As of Reported by Notes
60.1 percent terminal-bench β†— 2026-08-18 independent Seed placeholder.

Output speed

Value Source As of Reported by Notes
112 tokens_per_second artificial-analysis-speed β†— 2026-08-24 aggregatorA Seed placeholder.

Cost

Value Source As of Reported by Notes
17.5 usd_per_million_blended artificial-analysis-pricing β†— 2026-08-24 aggregatorA Seed placeholder.

Long context

Value Source As of Reported by Notes
84 percent fiction-livebench β†— 2026-08-11 independent Seed placeholder β€” 192k bucket.

Runs well locally on 64GB Apple Silicon

Value Source As of Reported by Notes
no owner-notes β†— 2026-08-25 independent Closed weights; API only.

Human preference

Value Source As of Reported by Notes
1475 elo lmarena-text β†— 2026-08-18 aggregatorA Seed placeholder.

Verdicts

Events

4

GPT-5.6 rolls out to Kiro and appears as OpenAI's default in its own docs, with no verdict-holder gpt-5-2 benchmark in sight

OpenAI announced GPT-5.6 is now available in the Kiro coding assistant for 'better price-performance,' and OpenAI's own API docs quickstart is now titled 'Using GPT-5.6' rather than referencing gpt-5-2 β€” indicating 5.6 has become OpenAI's shipped flagship without a dedicated benchmark announcement appearing in this material.

4

OpenAI cuts GPT-5.2 API prices by 40%

OpenAI reduced GPT-5.2 input and output token prices by 40% and doubled the batch discount. The blended cost drops from about $29 to $17.5 per million tokens, moving it from the most expensive frontier option to mid-pack.

2026-08-18 Pricing change OpenAI API pricing

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