GPT-6.1 Sol specs, prices, where it runs and its benchmark standing

Name: GPT-6.1 Sol
Author: OpenAI

closed weights · #6 overall, podium score 25.3 · top 10 on 6 of 9 · released Sep 29, 2026

Provider: OpenAI
Release date: Sep 29, 2026; Releases
Parameters: Not disclosed by OpenAI
Modalities: Text, Image, Files to Text; OpenRouter
License: Proprietary; LMArena
Context window: 1.05M tokens; Pricing
Pricing: $2 in / $10 out per 1M tokens; All prices
Hosting: 7 priced API routes · OpenRouter; Pricing
Weights: Closed weights
Announced: Released GPT-6.1 Sol (gpt-6.1-sol) for complex coding and professional work at a lower cost than GPT-6 Astra; Sep 29, 2026 on Releases
Benchmarks: 9 boards captured, #6 overall

9 of 9 boards

Rank	Board	Category	Score	Of
2	ARC-AGI-2Reasoning · as “GPT-6.1 Sol (Max)”	Reasoning	94.2%	83
3	GPQA DiamondReasoning · as “gpt-6.1-sol_max”	Reasoning	95.4%	100
4	WebDev ArenaCoding · as “gpt-6.1-sol-max”	Coding	1,758	100
5	LiveBenchReasoning · as “gpt-6.1-sol-max”	Reasoning	81.6%	60
6	AA IntelligenceReasoning · as “GPT-6.1 Sol (Max)”	Reasoning	51.8	100
8	Vision ArenaVision · as “gpt-6.1-sol-max”	Vision	1,291	100
16	AA SpeedSpeed · as “GPT-6.1 Sol (Max)”	Speed	63 tok/s	25
17	AA PricePrice · as “GPT-6.1 Sol (Max)”	Price	$4.00	25
18	Text ArenaChat · as “gpt-6.1-sol-max”	Chat	1,483	100