{
 "title": "Cheapest LLM APIs 2026: Price per 1M Tokens",
 "description": "Recent LLM APIs from major labs ranked by blended price per 1M tokens (3:1 input:output), via OpenRouter list prices.",
 "url": "https://stackloom-ai.pages.dev/rankings/llm-api-prices/",
 "data_checked_on": "2026-10-21",
 "sources": [
  {
   "name": "OpenRouter Models API",
   "url": "https://openrouter.ai/api/v1/models"
  },
  {
   "name": "OpenRouter model directory",
   "url": "https://openrouter.ai/models"
  }
 ],
 "methodology": "Prices are OpenRouter list prices per 1M tokens for models from major labs added in the last ~200 days (image-generation models excluded). Blended = (3×input + output)/4, a common chat workload mix. Direct provider prices, batch discounts, caching and tiered long-context pricing can differ; check the provider before you commit. \"Free tier\" = a :free variant is listed on OpenRouter.",
 "columns": [
  "rank",
  "model",
  "input_usd_per_1m",
  "output_usd_per_1m",
  "blended_3to1_usd_per_1m",
  "context_tokens",
  "free_variant_on_openrouter"
 ],
 "items": [
  {
   "model": "Qwen: Qwen3.7 Flash",
   "id": "qwen/qwen3.7-flash",
   "input_usd_per_1m": 0.03,
   "output_usd_per_1m": 0.13,
   "blended_3to1_usd_per_1m": 0.055,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 1
  },
  {
   "model": "DeepSeek: DeepSeek V4 Flash 0731",
   "id": "deepseek/deepseek-v4-flash-0731",
   "input_usd_per_1m": 0.0444,
   "output_usd_per_1m": 0.1333,
   "blended_3to1_usd_per_1m": 0.0667,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 2
  },
  {
   "model": "DeepSeek: DeepSeek V4.1 Flash",
   "id": "deepseek/deepseek-v4.1-flash",
   "input_usd_per_1m": 0.0239,
   "output_usd_per_1m": 0.375,
   "blended_3to1_usd_per_1m": 0.1117,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 3
  },
  {
   "model": "DeepSeek: DeepSeek V4 Flash 0423",
   "id": "deepseek/deepseek-v4-flash",
   "input_usd_per_1m": 0.091,
   "output_usd_per_1m": 0.182,
   "blended_3to1_usd_per_1m": 0.1138,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 4
  },
  {
   "model": "Anthropic: Claude Haiku 5.5",
   "id": "anthropic/claude-haiku-5.5",
   "input_usd_per_1m": 0.1,
   "output_usd_per_1m": 0.5,
   "blended_3to1_usd_per_1m": 0.2,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 5
  },
  {
   "model": "OpenAI: GPT-6 Luna Pro",
   "id": "openai/gpt-6-luna-pro",
   "input_usd_per_1m": 0.1,
   "output_usd_per_1m": 0.5,
   "blended_3to1_usd_per_1m": 0.2,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 6
  },
  {
   "model": "OpenAI: GPT-6 Luna",
   "id": "openai/gpt-6-luna",
   "input_usd_per_1m": 0.1,
   "output_usd_per_1m": 0.5,
   "blended_3to1_usd_per_1m": 0.2,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 7
  },
  {
   "model": "Qwen: Qwen3.8 Omni Flash",
   "id": "qwen/qwen3.8-omni-flash",
   "input_usd_per_1m": 0.15,
   "output_usd_per_1m": 0.47,
   "blended_3to1_usd_per_1m": 0.23,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 8
  },
  {
   "model": "Qwen: Qwen3.8 Flash",
   "id": "qwen/qwen3.8-flash",
   "input_usd_per_1m": 0.15,
   "output_usd_per_1m": 0.47,
   "blended_3to1_usd_per_1m": 0.23,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 9
  },
  {
   "model": "Z.ai: GLM 5.3 Flash",
   "id": "z-ai/glm-5.3-flash",
   "input_usd_per_1m": 0.15,
   "output_usd_per_1m": 0.5,
   "blended_3to1_usd_per_1m": 0.2375,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 10
  },
  {
   "model": "DeepSeek: DeepSeek V4.1 Flash 1017",
   "id": "deepseek/deepseek-v4.1-flash-1017",
   "input_usd_per_1m": 0.15,
   "output_usd_per_1m": 0.6,
   "blended_3to1_usd_per_1m": 0.2625,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 11
  },
  {
   "model": "Qwen: Qwen3.6 35B A3B",
   "id": "qwen/qwen3.6-35b-a3b",
   "input_usd_per_1m": 0.1,
   "output_usd_per_1m": 0.95,
   "blended_3to1_usd_per_1m": 0.3125,
   "context_tokens": 262144,
   "free_variant_on_openrouter": false,
   "rank": 12
  },
  {
   "model": "DeepSeek: DeepSeek V4 Flash Vision Exp",
   "id": "deepseek/deepseek-v4-flash-vision-exp",
   "input_usd_per_1m": 0.2156,
   "output_usd_per_1m": 0.6468,
   "blended_3to1_usd_per_1m": 0.3234,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 13
  },
  {
   "model": "Qwen: Qwen3.8 27B",
   "id": "qwen/qwen3.8-27b",
   "input_usd_per_1m": 0.04,
   "output_usd_per_1m": 1.35,
   "blended_3to1_usd_per_1m": 0.3675,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 14
  },
  {
   "model": "Z.ai: GLM 5.3",
   "id": "z-ai/glm-5.3",
   "input_usd_per_1m": 0.079,
   "output_usd_per_1m": 1.4,
   "blended_3to1_usd_per_1m": 0.4093,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 15
  },
  {
   "model": "Qwen: Qwen3.6 Flash",
   "id": "qwen/qwen3.6-flash",
   "input_usd_per_1m": 0.1875,
   "output_usd_per_1m": 1.125,
   "blended_3to1_usd_per_1m": 0.4219,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 16
  },
  {
   "model": "OpenAI: GPT-5.6 Luna Pro",
   "id": "openai/gpt-5.6-luna-pro",
   "input_usd_per_1m": 0.2,
   "output_usd_per_1m": 1.2,
   "blended_3to1_usd_per_1m": 0.45,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 17
  },
  {
   "model": "OpenAI: GPT-5.6 Luna",
   "id": "openai/gpt-5.6-luna",
   "input_usd_per_1m": 0.2,
   "output_usd_per_1m": 1.2,
   "blended_3to1_usd_per_1m": 0.45,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 18
  },
  {
   "model": "MiniMax: MiniMax M3",
   "id": "minimax/minimax-m3",
   "input_usd_per_1m": 0.3,
   "output_usd_per_1m": 1.2,
   "blended_3to1_usd_per_1m": 0.525,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 19
  },
  {
   "model": "DeepSeek: DeepSeek V4 Pro 0423",
   "id": "deepseek/deepseek-v4-pro",
   "input_usd_per_1m": 0.4343,
   "output_usd_per_1m": 0.8686,
   "blended_3to1_usd_per_1m": 0.5429,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 20
  },
  {
   "model": "Qwen: Qwen3.7 Plus",
   "id": "qwen/qwen3.7-plus",
   "input_usd_per_1m": 0.32,
   "output_usd_per_1m": 1.28,
   "blended_3to1_usd_per_1m": 0.56,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 21
  },
  {
   "model": "Google: Gemini 3.1 Flash Lite",
   "id": "google/gemini-3.1-flash-lite",
   "input_usd_per_1m": 0.25,
   "output_usd_per_1m": 1.5,
   "blended_3to1_usd_per_1m": 0.5625,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 22
  },
  {
   "model": "Z.ai: GLM 5.3 FlashX",
   "id": "z-ai/glm-5.3-flashx",
   "input_usd_per_1m": 0.37,
   "output_usd_per_1m": 1.25,
   "blended_3to1_usd_per_1m": 0.59,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 23
  },
  {
   "model": "Qwen: Qwen3.5 Plus 2026-04-20",
   "id": "qwen/qwen3.5-plus-20260420",
   "input_usd_per_1m": 0.3,
   "output_usd_per_1m": 1.8,
   "blended_3to1_usd_per_1m": 0.675,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 24
  },
  {
   "model": "Qwen: Qwen3.6 27B",
   "id": "qwen/qwen3.6-27b",
   "input_usd_per_1m": 0.25,
   "output_usd_per_1m": 2,
   "blended_3to1_usd_per_1m": 0.6875,
   "context_tokens": 262144,
   "free_variant_on_openrouter": false,
   "rank": 25
  },
  {
   "model": "Google: Gemini 3.5 Flash Lite",
   "id": "google/gemini-3.5-flash-lite",
   "input_usd_per_1m": 0.3,
   "output_usd_per_1m": 2.5,
   "blended_3to1_usd_per_1m": 0.85,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 26
  },
  {
   "model": "DeepSeek: DeepSeek V4 Pro 0813",
   "id": "deepseek/deepseek-v4-pro-0813",
   "input_usd_per_1m": 0.66,
   "output_usd_per_1m": 1.98,
   "blended_3to1_usd_per_1m": 0.99,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 27
  },
  {
   "model": "SpaceXAI: Grok Build 0.1",
   "id": "x-ai/grok-build-0.1",
   "input_usd_per_1m": 1,
   "output_usd_per_1m": 2,
   "blended_3to1_usd_per_1m": 1.25,
   "context_tokens": 256000,
   "free_variant_on_openrouter": false,
   "rank": 28
  },
  {
   "model": "MoonshotAI: Kimi K2.6",
   "id": "moonshotai/kimi-k2.6",
   "input_usd_per_1m": 0.65,
   "output_usd_per_1m": 3.41,
   "blended_3to1_usd_per_1m": 1.34,
   "context_tokens": 262144,
   "free_variant_on_openrouter": false,
   "rank": 29
  },
  {
   "model": "MoonshotAI: Kimi K2.7 Code",
   "id": "moonshotai/kimi-k2.7-code",
   "input_usd_per_1m": 0.6712,
   "output_usd_per_1m": 3.35,
   "blended_3to1_usd_per_1m": 1.3409,
   "context_tokens": 262144,
   "free_variant_on_openrouter": false,
   "rank": 30
  },
  {
   "model": "Google: Gemini 3.7 Flash",
   "id": "google/gemini-3.7-flash",
   "input_usd_per_1m": 0.75,
   "output_usd_per_1m": 3.75,
   "blended_3to1_usd_per_1m": 1.5,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 31
  },
  {
   "model": "Google: Gemini 3.6 Flash",
   "id": "google/gemini-3.6-flash",
   "input_usd_per_1m": 0.75,
   "output_usd_per_1m": 3.75,
   "blended_3to1_usd_per_1m": 1.5,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 32
  },
  {
   "model": "SpaceXAI: Grok 4.3",
   "id": "x-ai/grok-4.3",
   "input_usd_per_1m": 1.25,
   "output_usd_per_1m": 2.5,
   "blended_3to1_usd_per_1m": 1.5625,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 33
  },
  {
   "model": "Google: Gemini 3.8 Flash",
   "id": "google/gemini-3.8-flash",
   "input_usd_per_1m": 0.825,
   "output_usd_per_1m": 4.125,
   "blended_3to1_usd_per_1m": 1.65,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 34
  },
  {
   "model": "Z.ai: GLM 5.2",
   "id": "z-ai/glm-5.2",
   "input_usd_per_1m": 0.0341,
   "output_usd_per_1m": 7,
   "blended_3to1_usd_per_1m": 1.7756,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 35
  },
  {
   "model": "Mistral: Mistral Large 4",
   "id": "mistralai/mistral-large-4-0",
   "input_usd_per_1m": 1.36,
   "output_usd_per_1m": 4.18,
   "blended_3to1_usd_per_1m": 2.065,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 36
  },
  {
   "model": "Z.ai: GLM 5.1",
   "id": "z-ai/glm-5.1",
   "input_usd_per_1m": 1.4,
   "output_usd_per_1m": 4.4,
   "blended_3to1_usd_per_1m": 2.15,
   "context_tokens": 204800,
   "free_variant_on_openrouter": false,
   "rank": 37
  },
  {
   "model": "Qwen: Qwen3.7 Max",
   "id": "qwen/qwen3.7-max",
   "input_usd_per_1m": 1.475,
   "output_usd_per_1m": 4.425,
   "blended_3to1_usd_per_1m": 2.2125,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 38
  },
  {
   "model": "SpaceXAI: Grok 4.7",
   "id": "x-ai/grok-4.7",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 6,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 500000,
   "free_variant_on_openrouter": false,
   "rank": 39
  },
  {
   "model": "Qwen: Qwen3.8 Max (0902)",
   "id": "qwen/qwen3.8-max-0902",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 6,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 40
  },
  {
   "model": "Qwen: Qwen3.8 2.4T A95B",
   "id": "qwen/qwen3.8-2.4t-a95b",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 6,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 41
  },
  {
   "model": "SpaceXAI: Grok 4.6",
   "id": "x-ai/grok-4.6",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 6,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 500000,
   "free_variant_on_openrouter": false,
   "rank": 42
  },
  {
   "model": "SpaceXAI: Grok 4.5",
   "id": "x-ai/grok-4.5",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 6,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 500000,
   "free_variant_on_openrouter": false,
   "rank": 43
  },
  {
   "model": "Mistral: Mistral Medium 3.5",
   "id": "mistralai/mistral-medium-3-5",
   "input_usd_per_1m": 1.5,
   "output_usd_per_1m": 7.5,
   "blended_3to1_usd_per_1m": 3,
   "context_tokens": 262144,
   "free_variant_on_openrouter": false,
   "rank": 44
  },
  {
   "model": "MoonshotAI: Kimi K3",
   "id": "moonshotai/kimi-k3",
   "input_usd_per_1m": 0.239,
   "output_usd_per_1m": 11.936,
   "blended_3to1_usd_per_1m": 3.1633,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 45
  },
  {
   "model": "Google: Gemini 3.5 Flash",
   "id": "google/gemini-3.5-flash",
   "input_usd_per_1m": 1.5,
   "output_usd_per_1m": 9,
   "blended_3to1_usd_per_1m": 3.375,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 46
  },
  {
   "model": "Google: Gemini 4 Argon",
   "id": "google/gemini-4-argon",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1048576,
   "free_variant_on_openrouter": false,
   "rank": 47
  },
  {
   "model": "OpenAI: GPT-6.1 Sol Pro",
   "id": "openai/gpt-6.1-sol-pro",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 48
  },
  {
   "model": "OpenAI: GPT-6.1 Sol",
   "id": "openai/gpt-6.1-sol",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 49
  },
  {
   "model": "Anthropic: Claude Sonnet 5.5",
   "id": "anthropic/claude-sonnet-5.5",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 50
  },
  {
   "model": "OpenAI: GPT-6 Sol Pro",
   "id": "openai/gpt-6-sol-pro",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 51
  },
  {
   "model": "OpenAI: GPT-6 Sol",
   "id": "openai/gpt-6-sol",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 52
  },
  {
   "model": "Anthropic: Claude Sonnet 5",
   "id": "anthropic/claude-sonnet-5",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 10,
   "blended_3to1_usd_per_1m": 4,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 53
  },
  {
   "model": "Z.ai: GLM 5.3 Prime",
   "id": "z-ai/glm-5.3-prime",
   "input_usd_per_1m": 2.8,
   "output_usd_per_1m": 8.8,
   "blended_3to1_usd_per_1m": 4.3,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 54
  },
  {
   "model": "OpenAI: GPT-5.6 Terra Pro",
   "id": "openai/gpt-5.6-terra-pro",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 12,
   "blended_3to1_usd_per_1m": 4.5,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 55
  },
  {
   "model": "OpenAI: GPT-5.6 Terra",
   "id": "openai/gpt-5.6-terra",
   "input_usd_per_1m": 2,
   "output_usd_per_1m": 12,
   "blended_3to1_usd_per_1m": 4.5,
   "context_tokens": 1050000,
   "free_variant_on_openrouter": false,
   "rank": 56
  },
  {
   "model": "Qwen: Qwen3.8 Max Prime",
   "id": "qwen/qwen3.8-max-prime",
   "input_usd_per_1m": 4,
   "output_usd_per_1m": 12,
   "blended_3to1_usd_per_1m": 6,
   "context_tokens": 1000000,
   "free_variant_on_openrouter": false,
   "rank": 57
  },
  {
   "model": "Anthropic: Claude Opus 5.5",
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}