Cheapest Language Models in 2026

Updated 7 October 2026

437 on record. Sorted by input price; every figure comes from the OpenRouter model catalogue, with the page it was read from on each entry.

437listed

#	Model	Context window	Input / 1M	Output / 1M
51	GPT-4o-mini (batch)OpenAItext, image, file	128K	$0.075	$0.31
52	gpt-oss-safeguard-20bOpenAIopen weightstext	131K	$0.075	$0.31
53	Ministral 3 8B 2512 (batch)Mistralopen weightstext, image	262K	$0.075	$0.075
54	Mistral Small 4 (batch)Mistralopen weightstext, image	262K	$0.075	$0.31
55	Nex-N2.5-ProNex AGIopen weightstext, image	262K	$0.075	$0.251
56	Seed 1.6 FlashByteDance Seedimage, text, video	262K	$0.075	$0.31
57	Ternary Bonsai 2 27BPrismMLopen weightstext, image	262K	$0.075	$0.51
58	Gemma 3 27BGoogleopen weightstext, image	131K	$0.081	$0.451
59	MythoMax 13Bgrypheopen weightstext	8K	$0.081	$0.111
60	Nemotron 3 SuperNVIDIAopen weightstext	262K	$0.081	$0.451
61	Qwen3 32BQwenopen weightstext	131K	$0.081	$0.281
62	Hy3Tencentopen weightstext	262K	$0.083	$0.331
63	Qwen3 235B A22B Instruct 2507Qwenopen weightstext	262K	$0.088	$0.351
64	Gemma 4 31BGoogleopen weightsimage, text, video	262K	$0.091	$0.341
65	Laguna S 2.1Poolsideopen weightstext	1M	$0.091	$0.181
66	Solar Pro 4Upstagetext	524K	$0.091	$0.361
67	Mistral Small 3.2 24BMistralopen weightsimage, text	256K	$0.094	$0.251
68	Gemini 2.5 Flash LiteGoogletext, image, file, audio, video	1M	$0.11	$0.41
69	GPT-4.1 NanoOpenAIimage, text, file	1M	$0.11	$0.41
70	GPT-5.4 Nano (batch)OpenAIfile, image, text	400K	$0.11	$0.625
71	GPT-5.6 Luna (batch)OpenAIfile, image, text	1.1M	$0.11	$0.61
72	GPT-5.6 Luna Pro (batch)OpenAIfile, image, text	1.1M	$0.11	$0.61
73	GPT-6 LunaOpenAIfile, image, text	1.1M	$0.11	$0.51
74	GPT-6 Luna ProOpenAIfile, image, text	1.1M	$0.11	$0.51
75	GPT Luna LatestOpenAIfile, image, text	1.1M	$0.11	$0.51

Context bars share one log scale, 1K to 2M tokens. Prices are what each provider publishes per million tokens; 'varies' is a router that bills the model it picks.

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Longest-context models 466 Open-weight models 178 Vision language models 295 Free models 22 Newest models 466 Reasoning models 332 Models with tool calling 395 Image generation models 9