Cheapest LLM API
738 text models sorted by the lowest output price per 1M tokens across every provider, with their quality score beside it.
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| OpenAI o3OpenAIPrompt cachingJSON+3 | $6.40/1Mvia APIMart | 200K | $2/1M | $8/1M | 1410 | — | |
 Qwen2-VL-72B-InstructAlibabaOpen weights · with termsVision | $6.54/1Mvia AIHubMix | — | $2.18/1M | $6.54/1M | 1047 | — | |
| Claude Sonnet 5AnthropicPrompt cachingJSON+3 | $6.90/1Mvia Kenari | 1M | $2/1M | $10/1M | 1541 | 22K | |
 Gemini Pro LatestGooglePrompt cachingJSON+3 | $6.90/1Mvia Kenari | 1.05M | $2/1M | $12/1M | 1480 | — | |
 MiMo-V2.6-Pro-UltraSpeedXiaomiPrompt cachingJSON+3 | $6.96/1Mvia CometAPI | 1.05M | $3.48/1M | $6.96/1M | — | — | |
 Mistral Medium 3.5MistralJSONReasoning+2 | $7.50/1Mvia Azure | 262K | $1.50/1M | $7.50/1M | 1421 | 3K | |
| Mistral Medium 3.5 128BMistralOpen weightsVision | $7.50/1Mvia Mistral | 262K | $1.50/1M | $7.50/1M | — | — | |
| Qwen3.7 Max PreviewAlibaba | $7.50/1Mvia Alibaba | — | $2.50/1M | $7.50/1M | 1475 | — | |
| UParetoUnbiased | $7.93/1Mvia AI/ML API | — | $2.65/1M | $7.93/1M | — | — | |
| Claude Sonnet 5.5AnthropicPrompt cachingJSON+3 | $8/1Mvia APIMart | 1M | $2/1M | $10/1M | 1767 | 102K | |
| Gemini 2.5 ProGooglePrompt cachingJSON+3 | $8/1Mvia APIMart | 1.05M | $1.25/1M | $10/1M | 1458 | 14K | |
| Gemini 4 ArgonGooglePrompt cachingJSON+3 | $8/1Mvia APIMart | 1.05M | $2/1M | $10/1M | 1673 | 2M | |
 GLM 4 PlusZhipu AI | $8/1Mvia AIHubMix | — | $8/1M | $8/1M | — | — | |
| GPT-4o (2024-11-20)OpenAIPrompt cachingJSON+2 | $8/1Mvia APIMart | 128K | $2.50/1M | $10/1M | — | 13K | |
| GPT-5OpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 400K | $1.25/1M | $10/1M | 1418 | 35K | |
| GPT-5 CodexOpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 400K | $1/1M | $8/1M | — | — | |
| GPT-5 Search APIOpenAIPrompt cachingJSON+2 | $8/1Mvia APIMart | — | $1/1M | $8/1M | — | — | |
| GPT-5.1OpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 400K | $1.25/1M | $10/1M | 1443 | — | |
| GPT-5.1 CodexOpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 400K | $1/1M | $8/1M | 1337 | — | |
| GPT-5.1 Codex MaxOpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 400K | $1/1M | $8/1M | — | — | |
| GPT-6 SolOpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 1.05M | $2/1M | $10/1M | 1682 | 242K | |
| GPT-6.1 SolOpenAIPrompt cachingJSON+3 | $8/1Mvia APIMart | 1.05M | $2/1M | $10/1M | 1749 | 384K | |
| Jamba 1.5 LargeAI21 Labs | $8/1Mvia Amazon Bedrock | — | $2/1M | $8/1M | 1237 | — | |
 Perplexity Sonar Deep ResearchPerplexityReasoning | $8/1Mvia FastRouter | 128K | $2/1M | $8/1M | — | — | |
| Sonar Reasoning ProPerplexityReasoningVision | $8/1Mvia FastRouter | 128K | $2/1M | $8/1M | — | — | |
| GLM 5.3 PrimeZhipu AIPrompt cachingJSON+2 | $8.23/1Mvia AIHubMix | 1M | $2.35/1M | $8.23/1M | — | 5K | |
| Kimi K3Moonshot AIOpen weights · with termsPrompt caching+4 | $8.28/1Mvia Kenari | 1.05M | $2.78/1M | $13.89/1M | 1655 | 658K | |
| Claude 2Anthropic | $8.80/1Mvia AIHubMix | — | $8.80/1M | $8.80/1M | — | — | |
| GLM-5.2 Fast PreviewAlibaba | $8.80/1Mvia Alibaba | — | $2.80/1M | $8.80/1M | — | — | |
| GLM-4.5 XZhipu AIPrompt caching | $8.90/1Mvia DevPass (LLM Gateway) | — | $2.20/1M | $8.90/1M | — | — | |
| Grok 2xAIOpen weights | $9/1Mvia AIHubMix | — | $1.80/1M | $9/1M | 1305 | — | |
| Grok 2 VisionxAIVision | $9/1Mvia AIHubMix | — | $1.80/1M | $9/1M | — | — | |
| GPT-4o-SearchOpenAI | $9.09/1Mvia Poe | 128K | $2.27/1M | $9.09/1M | — | — | |
| Mistral Large 2 InstructMistralVision | $9.09/1Mvia Poe | 128K | $3.03/1M | $9.09/1M | — | — | |
| Gemini 3 Pro PreviewGooglePrompt cachingJSON+3 | $9.60/1Mvia APIMart | 1.05M | $1.60/1M | $9.60/1M | — | — | |
| GPT-5.6 TerraOpenAIPrompt cachingJSON+3 | $9.60/1Mvia APIMart | 1.05M | $2/1M | $12/1M | 1521 | — | |
| Qwen3.6 Max PreviewAlibabaPrompt cachingJSON+2 | $9.98/1Mvia CometAPI | 256K | $1.66/1M | $9.98/1M | 1482 | — | |
 Command ACohereCC BY-NC 4.0JSON | $10/1Mvia AIHubMix | 256K | $2.50/1M | $10/1M | 1331 | — | |
| Command R+CohereCC BY-NC 4.0JSON+1 | $10/1Mvia Cohere | 128K | $2.50/1M | $10/1M | — | — | |
| GPT 6 Sol CodexOpenAI | $10/1Mvia Atlas Cloud | — | $2/1M | $10/1M | — | — | |
| GPT 6.1 Sol CodexOpenAI | $10/1Mvia Atlas Cloud | — | $2/1M | $10/1M | — | — | |
| GPT-4o Search PreviewOpenAIPrompt cachingJSON+2 | $10/1Mvia AIHubMix | 128K | $2.50/1M | $10/1M | — | — | |
| GPT-5 Chat LatestOpenAIPrompt cachingJSON+2 | $10/1Mvia Helicone | — | $1.25/1M | $10/1M | — | — | |
| GPT-5.1-InstantOpenAIPrompt cachingJSON+2 | $10/1Mvia Helicone | — | $1.25/1M | $10/1M | — | — | |
| GPT-5.6OpenAIPrompt cachingJSON+3 | $10/1Mvia Boundless | 1.05M | $4/1M | $20/1M | 1615 | 28K | |
| GPT-6 Sol ProOpenAIPrompt cachingJSON+3 | $10/1Mvia OpenRouter | 1.05M | $2/1M | $10/1M | — | — | |
| GPT-6.1 Sol ProOpenAIPrompt cachingJSON+3 | $10/1Mvia OpenRouter | 1.05M | $2/1M | $10/1M | — | — | |
| GPT-AudioOpenAIJSONTool calling | $10/1Mvia OpenRouter | 128K | $2.50/1M | $10/1M | — | — | |
| Moonshot V1 128KMoonshot AI | $10/1Mvia AIHubMix | — | $10/1M | $10/1M | — | — | |
| Moonshot V1 128K Vision PreviewMoonshot AI | $10/1Mvia AIHubMix | — | $10/1M | $10/1M | — | — |
Frequently asked questions
The first rows of this list, by lowest output price. The cheapest models are usually small or older; check the score column and the chart below for the best quality at a given price.
Yes: several providers offer free, rate-limited tiers. They are listed on the free AI models page; this page counts paid prices only.
The labelled points in the chart: each one has the best LMArena score among models at its price or less. Pick the cheapest of them that is good enough for your task.
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