Alternatives

What are the alternatives to GPT-6 Sol?

GPT-6 Sol ranks 15 of 94 in the overall index and costs $4 per million tokens.

Claude Sonnet 5.5: Ahead in the overall index (121.8 vs. 109.1) at a similar price ($4 vs. $4 per million tokens).

Muse Ember 1.0: Level in the overall index (110.4 vs. 109.1) but cheaper: $0.20 instead of $4 per million tokens.

The alternatives by reason

Every card names the values it rests on. A model appears only once.

Stronger, not much pricier
Claude Sonnet 5.5
Ahead in the overall index (121.8 vs. 109.1) at a similar price ($4 vs. $4 per million tokens).
Overall index
121.8
Price (3:1)
$4
Speed
103
Rank 5 · Upper group
Head to head: GPT-6 Sol vs. Claude Sonnet 5.5 Open the profile
Similar strength, cheaper
Muse Ember 1.0
Level in the overall index (110.4 vs. 109.1) but cheaper: $0.20 instead of $4 per million tokens.
Overall index
110.4
Price (3:1)
$0.20
Speed
n/a
Rank 14 · Middle group
Open the profile
With open weights
DeepSeek V4.1 Flash 1017
The best model with open weights, level: 106.7 vs. 109.1 in the overall index.
Overall index
106.7
Price (3:1)
$0.26
Speed
126
Rank 20 · Middle group
Head to head: GPT-6 Sol vs. DeepSeek V4.1 Flash 1017 Open the profile
Similar strength, faster
Muse Spark 1.3
Level in the overall index (107.3 vs. 109.1) and faster: 102 instead of 82 tokens per second.
Overall index
107.3
Price (3:1)
$2
Speed
102
Rank 18 · Middle group
Head to head: GPT-6 Sol vs. Muse Spark 1.3 Open the profile
The successor
GPT-6.1 Sol
The successor to GPT-6 Sol. Overall index 118.0 vs. 109.1.
Overall index
118.0
Price (3:1)
$4
Speed
44
Rank 9 · Upper group
Head to head: GPT-6 Sol vs. GPT-6.1 Sol Open the profile

The nearest generally available models by overall index, with rank, price and speed. Models with limited access and retired models are left out.

Rank	Model	Overall index	Price (3:1)	Speed
13	Kimi K3.1 Pro	112.6	$4	56
14	Muse Ember 1.0	110.4	$0.20	n/a
15	GPT-6 Solthis model	109.1	$4	82
16	GPT-5.6 Sol	109.1	$8	75
18	Muse Spark 1.3	107.3	$2	102
19	Gemini 3.8 Flash	106.8	$1.50	81
20	DeepSeek V4.1 Flash 1017	106.7	$0.26	126
21	GPT-6.1 Terra	106.5	$2	62

Price in dollars per million tokens, mixed from 3 parts input and 1 part output. Speed in tokens per second.