Best LLM for cost-efficiency
The best value LLM gives you near-top quality at a fraction of the price. These rankings weigh quality against cost per million tokens.
#1 for Cost-efficiencyOpenAI
GPT-6 Luna
GPT-6 Luna gives the most benchmark score per dollar: its Intelligence Index divided by its list price beats every other model we track.
See the full breakdown1
GPT-6 Luna
OpenAI
Input
$0.10
Output
$0.50
Context
1M
100.0
2MiMo-V2.6-Pro
Xiaomi
Input
$0.43
Output
$0.87
Context
1M
90.3
3DeepSeek V4.1 Flash
DeepSeek
Input
$0.30
Output
$1.20
Context
1M
81.6
4MiniMax-M3
MiniMax
Input
$0.30
Output
$1.20
Context
1M
75.2
5Step 5 Preview
StepFun
Input
$1.00
Output
$2.70
Context
1M
65.8
6Muse Spark 1.3
Meta
Input
$1.25
Output
$4.25
Context
1M
58.9
7Gemini 3.8 Flash
Google DeepMind
Input
$0.75
Output
$3.75
Context
1M
58.8
8GLM-5.3
z.ai
Input
$1.40
Output
$4.40
Context
1M
56.6
9DeepSeek V4 Pro
DeepSeek
Input
$1.32
Output
$3.96
Context
1M
54.2
10Grok 4.7
xAI
Input
$2.00
Output
$6.00
Context
500K
51.0
11Qwen3.8 Max
Alibaba Qwen
Input
$2.00
Output
$6.00
Context
984K
50.6
12Claude Sonnet 5.5
Anthropic
Input
$2.00
Output
$10.00
Context
1M
45.5
13Gemini 4 Argon
Google DeepMind
Input
$2.00
Output
$10.00
Context
1M
44.3
14GPT-6.1 Sol
OpenAI
Input
$2.00
Output
$10.00
Context
1M
44.0
15Kimi K3
Moonshot AI
Input
$3.00
Output
$15.00
Context
1.1M
33.6
16Claude Opus 5.5
Anthropic
Input
$4.00
Output
$20.00
Context
1M
33.4
17Mistral Medium 3.5
Mistral AI
Input
$1.50
Output
$7.50
Context
—
26.6
18Claude Fable 5.1
Anthropic
Input
$10.00
Output
$50.00
Context
1M
18.6
19GPT-6 Astra
OpenAI
Input
$10.00
Output
$50.00
Context
1M
18.4
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