Best cheap AI models

Capable models only (overall index of 140 or more in independent tests), ranked from cheapest to most expensive using a typical mix of 3 input tokens for 1 output token.

Updated September 30, 2026

Our picks

#ModelBlended priceOverall indexiInputiOutputiContexti
1
Qwen3.7 FlashAlibaba Qwen
$0.055144.6$0.03$0.131M
2$0.094154.5$0.018$0.321M
3
Qwen3.5-FlashAlibaba Qwen
$0.114144.0$0.065$0.261M
4
Gemma 4 26B A4B Google DeepMind
$0.121141.9$0.077$0.26256K
5
Gemma 4 31BGoogle DeepMind
$0.153142.7$0.09$0.34256K
6
GLM 5.3 FlashZ.ai (Zhipu)
$0.238151.9$0.15$0.501M
7$0.305145.0$0.27$0.41160K
8
$0.315146.3$0.28$0.42160K
9
Qwen3.6 35B A3BAlibaba Qwen
$0.363143.9$0.15$1256K
10
$0.368145.8$0.21$0.84200K

per 1M tokens · USD · Blended price per million tokens, for a typical mix of 3 input tokens to 1 output token.

Quick answers

What is the best cheap AI model?
Qwen3.7 Flash from Alibaba Qwen leads this ranking (Blended price: $0.055). It costs $0.03 per million input tokens and $0.13 per million output tokens.

How we rank

Scores come from tests run independently by Epoch AI (CC BY 4.0), not from the companies’ own announcements. Prices come from OpenRouter’s public API. Both are refreshed automatically several times a day, so this ranking follows new releases and price changes.

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