gpt-5.6-sol

1481 Score third-party Elo · arena.ai / LMArena ?

GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...

LLM & Generative AI 1 model 3 listings snapshot Oct 14, 2026, 12:43 AM

Platforms

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Cheapest OpenRouter official $4.00 -75.0% vs official Input$1.00 Output$5.00 per 1M tokens Fastest OpenRouter lowest p50 latency on this board 128.1 ms p50 Most free quota — largest published free allowance — free tier

Model variants

W3r9 dedup — same model + identical tags merge; prices are listed per billing form

Model	Provider	Tags	Input /1M	Output /1M
openai/gpt-5.6-sol	OpenRouter	1M contextmultimodalreasoning	$2.00	$10.00
openai/gpt-5.6-sol:batch :batch	OpenRouter	1M contextmultimodalreasoning	$1.00	$5.00
gpt-5.6-sol	OpenAI	1M contextmultimodalreasoning	$4.00	$20.00

Capabilities

official design_arena & architecture metadata

Design Arena Elo official design_arena benchmark (OpenRouter)

No official Design Arena benchmark from this provider. Showing official architecture metadata only.

Input / Output modalities modality: text+image+file->text

text in+out
image input only

Platform details

per provider

provider	model	Input /1M	Output /1M	Latency ?	Official $/1M	Availability	Data time
OpenAI Official	gpt-5.6-sol	$4.00	$20.00	—	$4.00	—	2026-10-14 00:43:42
OpenRouter	openai/gpt-5.6-sol	$2.00	$10.00	128.1 ms	$4.00	100% available	2026-10-14 00:43:21

2 rows · snapshot 2026-10-14 00:43:42 · from data/public/prices.json + measurements.json