Cheapest AI APIs

The 30 cheapest coding models right now, ranked by lowest input price across every host that serves them.

#ModelCheapest hostInput $/MTokOutput $/MTokHostsSWE-benchSave
1GPT-5.6 LunaOpenAI$0.20$1.20175.7%
2Gemini 3 Flash PreviewGoogle AI Studio$0.50$3.00175.4%
3Kimi K2.5TensorX$0.50$2.80773.8%−43%
4Kimi K2.6Inceptron$0.73$3.50376.7%−21%
5GLM 5.2Inceptron$1.20$4.20478.7%−40%
6GLM 5Amazon Bedrock$1.20$3.84672.1%−23%
7Gemini 2.5 ProGoogle AI Studio$1.25$10.00157.6%
8DeepSeek V4 Pro 0423Fireworks AI$1.32$3.48577.6%
9GLM 5.1Fireworks AI$1.40$4.40174.2%
10GPT-5.6 TerraOpenAI$2.00$12.00178.4%
11Claude Sonnet 4.6Anthropic$3.00$15.00175.2%
12GPT-5.5OpenAI$5.00$30.00183.1%
13Claude Opus 4.7Anthropic$5.00$25.00183.5%
14Claude Opus 4.6Anthropic$5.00$25.00178.7%

Looking for flat-rate plans instead? See the AI Deals page for every subscription plan worth knowing about.