Cost per task: chat reply

A short assistant turn: 400 tokens of context in, 300 tokens out. Cost = input tokens × input price + output tokens × output price. “With caching” assumes three-quarters of the input is served from the prompt cache at the provider's cache-read price.

259 models · data as of 9 Sept 2026

1. 1Granite 4.2 3B$0.0000
2. 2Gemma 4 E4B$0.0000
3. 3qwen3-4b-instruct-2507$0.0000
4. 4LFM2 24B A2B$0.0000
5. 5Sarvam 30B (high)$0.0000
6. 6Llama 3.1 8B$0.0000
7. 7GLM-5.3-Flash$0.0001
8. 8DeepSeek V4 Flash$0.0001
9. 9MiMo-V2.5$0.0001
10. 10Deepseek v4 Flash Vision$0.0001
11. 11Step 3.5 Flash$0.0001
12. 12Ling 3.0 Flash$0.0001
13. 13MiMo-V2-Flash$0.0001
14. 14Gemma 4 12B$0.0001
15. 15GPT-5 nano$0.0001

SearchAll providersAI21 LabsAlibabaAllen Institute for AIAmazonAnt GroupAnt-groupAnthropicArcee AIBaiduCohereDeepSeekGoogleIBMInceptionInclusionAIKwaiKATLiquid AIMetaMicrosoftMiniMaxMistral AIMoonshot AIMultiverse ComputingNous ResearchNVIDIAOpenAIRekaReka AISarvamStepFunSwiss AI InitiativeThinking MachinesUpstagexAIXiaomiZhipu AIOpen weights259 of 259

#	Model	$ per task ↓	With caching ↕	Index ↕
1	GPT-5.4 ProOpenAI	$0.066	–	64.2
2	GPT-5 ProOpenAI	$0.042	–	60.7
3	o3-proOpenAI	$0.032	–	54.4
4	GPT-4OpenAI	$0.030	–	41.8
5	Claude Opus 4.1Anthropic	$0.029	$0.025	58.1
6	Claude Opus 4Anthropic	$0.029	$0.025	54.4
7	Claude 3 OpusAnthropic	$0.029	–	38.9
8	o1OpenAI	$0.024	$0.022	53.2
9	GPT-6 AstraOpenAI	$0.021	$0.018	70.6
10	Claude Fable 5Anthropic	$0.019	$0.016	70.4
11	Claude Fable 5.1Anthropic	$0.019	$0.016	70.3
12	GPT-4 TurboOpenAI	$0.013	–	41.0
13	GPT-5.5OpenAI	$0.011	$0.0097	66.6
14	GPT-5.5 InstantOpenAI	$0.011	–	60.4
15	Claude Opus 5Anthropic	$0.0095	$0.0081	70.0
16	Claude Opus 4.7Anthropic	$0.0095	$0.0081	65.5
17	Claude Opus 4.8Anthropic	$0.0095	$0.0081	64.7
18	Claude Opus 4.6Anthropic	$0.0095	$0.0081	63.1
19	Claude Opus 4.5Anthropic	$0.0095	$0.0081	60.6
20	GLM-5V-TurboZhipu AI	$0.0086	$0.0075	57.2
21	GPT-5.6 SolOpenAI	$0.0076	$0.0065	68.0
22	Kimi K3Moonshot AIopen	$0.0057	$0.0049	66.5
23	Claude Sonnet 4.6Anthropic	$0.0057	$0.0049	60.3
24	Claude Sonnet 4.5Anthropic	$0.0057	$0.0049	57.8
25	Claude Sonnet 4Anthropic	$0.0057	$0.0049	54.0
26	Claude 3.7 SonnetAnthropic	$0.0057	–	52.1
27	Claude 3.5 SonnetAnthropic	$0.0057	–	45.1
28	GPT-5.4OpenAI	$0.0055	$0.0048	63.4
29	GPT-5.3 CodexOpenAI	$0.0049	$0.0044	62.4
30	GPT-5.2OpenAI	$0.0049	$0.0044	61.5
31	GPT-5.2 CodexOpenAI	$0.0049	$0.0044	60.7
32	Nova PremierAmazon	$0.0048	–	45.3
33	GPT-5.6 TerraOpenAI	$0.0044	$0.0039	64.2
34	Gemini 3.1 ProGoogle	$0.0044	$0.0039	63.9
35	Gemini 3 ProGoogle	$0.0044	–	61.6
36	Command A 03Cohereopen	$0.0040	–	43.5
37	GPT-4oOpenAI	$0.0040	$0.0036	42.3
38	Command ACohereopen	$0.0040	–	42.1
39	Claude Sonnet 5Anthropic	$0.0038	$0.0033	61.2
40	GPT-5OpenAI	$0.0035	$0.0032	59.5
41	GPT-5.1OpenAI	$0.0035	$0.0032	59.4
42	GPT-5-CodexOpenAI	$0.0035	$0.0032	58.1
43	GPT-5.1-CodexOpenAI	$0.0035	$0.0032	57.1
44	Gemini 2.5 ProGoogle	$0.0035	$0.0032	54.1
45	Nova 2.0 Pro PreviewAmazon	$0.0035	–	52.3
46	Gemini 3.5 FlashGoogle	$0.0033	$0.0029	63.9
47	Qwen3 7Alibaba	$0.0033	$0.0027	58.9
48	o3OpenAI	$0.0032	$0.0028	60.3
49	GPT-4.1OpenAI	$0.0032	$0.0028	47.3
50	Jamba 1.5 LargeAI21 Labs	$0.0032	–	42.7
51	Jamba Large 1.6AI21 Labs	$0.0032	–	25.2
52	Qwen3 6Alibaba	$0.0029	$0.0025	62.0
53	Kimi K2Moonshot AI	$0.0029	–	55.0
54	Mistral Medium 3.5Mistral AI	$0.0029	–	50.8
55	Mistral Medium (latest)Mistral AI	$0.0029	–	45.8
56	Mistral Medium 3Mistral AI	$0.0029	–	44.7
57	Grok 4.6xAI	$0.0026	$0.0022	63.8
58	Grok 4.5xAI	$0.0026	$0.0021	63.4
59	XMimo v2 ProXiaomi	$0.0026	$0.0021	60.5
60	Pixtral Large (latest)Mistral AIopen	$0.0026	–	42.2

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