{
    "name": "Kingy AI Price Index",
    "licence": "CC BY 4.0",
    "citation": "Kingy AI Price Index, October 2026 edition. Kingy AI. https://kingy.ai/ai-price-index/2026-10/",
    "url": "https://kingy.ai/ai-price-index/2026-10/",
    "method": {
        "version": "1.0",
        "url": "https://kingy.ai/ai-price-index/#method"
    },
    "edition": {
        "edition": "2026-10",
        "label": "October 2026",
        "reconstructed": false,
        "referenceDate": "2026-10-19",
        "capturedAt": "2026-10-19T15:57:33+00:00",
        "method": "1.0",
        "previous": "2026-09",
        "previousReferenceDate": "2026-09-20",
        "intervalDays": 29,
        "headline": "In October 2026, a million AI tokens cost a median $4.00 from frontier models (down 11.1%), $4.00 from mid-range models (no change) and $0.26 from small models (down 50.0%). A typical AI subscription cost $20.00 a month (no change), and top plans cost $200.00 (no change). Changes compare with September.",
        "story": {
            "title": "Small-model prices fell 50% in October",
            "text": "The median small model cost $0.26 per million tokens, down from $0.53 in September, as Anthropic and OpenAI replaced their small models with cheaper successors.",
            "tier": "small"
        },
        "changes": {
            "likeForLike": [],
            "unchanged": 17,
            "basket": [
                {
                    "provider": "Anthropic",
                    "tier": "mid",
                    "from": {
                        "model": "Claude Sonnet 5",
                        "value": "4.0000"
                    },
                    "to": {
                        "model": "Claude Sonnet 5.5",
                        "value": "4.0000"
                    }
                },
                {
                    "provider": "Anthropic",
                    "tier": "small",
                    "from": {
                        "model": "Claude Haiku 4.5",
                        "value": "2.0000"
                    },
                    "to": {
                        "model": "Claude Haiku 5.5",
                        "value": "0.2000"
                    }
                },
                {
                    "provider": "Google",
                    "tier": "frontier",
                    "from": {
                        "model": "Gemini 3.1 Pro Preview",
                        "value": "4.5000"
                    },
                    "to": {
                        "model": "Gemini 4 Argon",
                        "value": "4.0000"
                    }
                },
                {
                    "provider": "OpenAI",
                    "tier": "mid",
                    "from": {
                        "model": "GPT-5.6 Terra",
                        "value": "4.5000"
                    },
                    "to": {
                        "model": "GPT-6.1 Sol",
                        "value": "4.0000"
                    }
                },
                {
                    "provider": "OpenAI",
                    "tier": "small",
                    "from": {
                        "model": "GPT-5.6 Luna",
                        "value": "0.4500"
                    },
                    "to": {
                        "model": "GPT-6 Luna",
                        "value": "0.2000"
                    }
                },
                {
                    "provider": "OpenAI",
                    "tier": "top",
                    "from": {
                        "model": "ChatGPT Pro ($200 tier)",
                        "value": "200.00"
                    },
                    "to": {
                        "model": "ChatGPT Pro ($500 tier)",
                        "value": "500.00"
                    }
                },
                {
                    "provider": "xAI",
                    "tier": "frontier",
                    "from": {
                        "model": "Grok 4.6",
                        "value": "3.0000"
                    },
                    "to": {
                        "model": "Grok 4.7",
                        "value": "3.0000"
                    }
                },
                {
                    "provider": "xAI",
                    "tier": "standard",
                    "from": null,
                    "to": {
                        "model": "X Subscription Premium",
                        "value": "30.00"
                    }
                },
                {
                    "provider": "xAI",
                    "tier": "top",
                    "from": null,
                    "to": {
                        "model": "X Subscription Ultra",
                        "value": "200.00"
                    }
                }
            ]
        },
        "scheduled": [
            {
                "id": "google-gemini-4-argon",
                "provider": "Google",
                "model": "Gemini 4 Argon",
                "field": "input",
                "from": "2026-12-01",
                "until": "2026-11-30",
                "current": "2.00",
                "next": "4.00"
            },
            {
                "id": "google-gemini-4-argon",
                "provider": "Google",
                "model": "Gemini 4 Argon",
                "field": "output",
                "from": "2026-12-01",
                "until": "2026-11-30",
                "current": "10.00",
                "next": "20.00"
            },
            {
                "id": "google-gemini-3-8-flash",
                "provider": "Google",
                "model": "Gemini 3.8 Flash",
                "field": "input",
                "from": "2027-01-01",
                "until": "2026-12-31",
                "current": "0.75",
                "next": "1.50"
            },
            {
                "id": "google-gemini-3-8-flash",
                "provider": "Google",
                "model": "Gemini 3.8 Flash",
                "field": "output",
                "from": "2027-01-01",
                "until": "2026-12-31",
                "current": "3.75",
                "next": "7.50"
            }
        ],
        "outlook": [
            {
                "date": "2026-12-01",
                "changes": [
                    {
                        "model": "Gemini 4 Argon",
                        "field": "input",
                        "next": "4.00"
                    },
                    {
                        "model": "Gemini 4 Argon",
                        "field": "output",
                        "next": "20.00"
                    }
                ],
                "tiers": [
                    {
                        "tier": "frontier",
                        "label": "Frontier",
                        "value": "6.0000",
                        "from": "4.0000",
                        "changePct": 50
                    }
                ]
            },
            {
                "date": "2027-01-01",
                "changes": [
                    {
                        "model": "Gemini 3.8 Flash",
                        "field": "input",
                        "next": "1.50"
                    },
                    {
                        "model": "Gemini 3.8 Flash",
                        "field": "output",
                        "next": "7.50"
                    }
                ],
                "tiers": []
            }
        ],
        "withheld": [],
        "corrections": [],
        "tiers": [
            {
                "id": "frontier",
                "label": "Frontier",
                "kind": "api",
                "summary": "Each lab's most capable model",
                "unit": "USD per 1M tokens, 3:1 input:output blend",
                "value": "4.0000",
                "previousValue": "4.5000",
                "changePct": -11.1,
                "n": 7,
                "min": "1.9800",
                "max": "20.0000",
                "constituents": [
                    "deepseek-v4-pro",
                    "xai-grok-4-7",
                    "mistral-medium-3-5",
                    "google-gemini-4-argon",
                    "moonshot-kimi-k3",
                    "openai-gpt-6-astra",
                    "anthropic-claude-fable-5-1"
                ],
                "published": true,
                "indexLevel": "88.89"
            },
            {
                "id": "mid",
                "label": "Mid-range",
                "kind": "api",
                "summary": "Each lab's balanced workhorse model",
                "unit": "USD per 1M tokens, 3:1 input:output blend",
                "value": "4.0000",
                "previousValue": "4.0000",
                "changePct": 0,
                "n": 3,
                "min": "1.5000",
                "max": "4.0000",
                "constituents": [
                    "google-gemini-3-8-flash",
                    "openai-gpt-6-1-sol",
                    "anthropic-claude-sonnet-5-5"
                ],
                "published": true,
                "indexLevel": "100.00"
            },
            {
                "id": "small",
                "label": "Small",
                "kind": "api",
                "summary": "Each lab's low-cost, high-volume model",
                "unit": "USD per 1M tokens, 3:1 input:output blend",
                "value": "0.2625",
                "previousValue": "0.5250",
                "changePct": -50,
                "n": 5,
                "min": "0.2000",
                "max": "0.8500",
                "constituents": [
                    "openai-gpt-6-luna",
                    "anthropic-claude-haiku-5-5",
                    "mistral-small-4",
                    "deepseek-flash",
                    "google-gemini-3-5-flash-lite"
                ],
                "published": true,
                "indexLevel": "50.00"
            },
            {
                "id": "standard",
                "label": "Standard plan",
                "kind": "subscription",
                "summary": "Each provider's main paid individual plan",
                "unit": "USD per month",
                "value": "20.0000",
                "previousValue": "20.0000",
                "changePct": 0,
                "n": 6,
                "min": "14.99",
                "max": "30.00",
                "constituents": [
                    "mistral-pro",
                    "google-ai-pro",
                    "openai-chatgpt-plus",
                    "anthropic-claude-pro",
                    "perplexity-pro",
                    "xai-premium"
                ],
                "published": true,
                "indexLevel": "100.00"
            },
            {
                "id": "top",
                "label": "Top plan",
                "kind": "subscription",
                "summary": "Each provider's highest-priced individual plan",
                "unit": "USD per month",
                "value": "200.0000",
                "previousValue": "200.0000",
                "changePct": 0,
                "n": 5,
                "min": "199.99",
                "max": "500.00",
                "constituents": [
                    "google-ai-ultra",
                    "anthropic-claude-max",
                    "xai-ultra",
                    "perplexity-max",
                    "openai-chatgpt-pro"
                ],
                "published": true,
                "indexLevel": "100.00"
            }
        ],
        "observations": [
            {
                "id": "openai-gpt-6-astra",
                "provider": "OpenAI",
                "model": "GPT-6 Astra",
                "modelId": "gpt-6-astra",
                "tier": "frontier",
                "status": "verified",
                "input": "10.00",
                "output": "50.00",
                "cachedInput": "1.00",
                "blended": "20.0000",
                "source": {
                    "url": "https://developers.openai.com/api/docs/pricing.md",
                    "page": "https://developers.openai.com/api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:33+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "e0767b5009dcc929a2f9eeb9ce6096a57ff12e5d8c011de9d69ff145aef2fc28",
                    "excerpt": "| gpt-6-astra | $10.00 | $1.00 | $12.50 | $50.00 | $20.00 | $2.00 | $25.00 | $75.00 |"
                },
                "positioning": {
                    "url": "https://developers.openai.com/api/docs/models.md",
                    "snapshotUrl": null,
                    "quote": "use [GPT-6 Astra](/api/docs/models/gpt-6-astra), our flagship model for complex reasoning and coding",
                    "rule": null
                }
            },
            {
                "id": "openai-gpt-6-1-sol",
                "provider": "OpenAI",
                "model": "GPT-6.1 Sol",
                "modelId": "gpt-6.1-sol",
                "tier": "mid",
                "status": "verified",
                "input": "2.00",
                "output": "10.00",
                "cachedInput": "0.10",
                "blended": "4.0000",
                "source": {
                    "url": "https://developers.openai.com/api/docs/pricing.md",
                    "page": "https://developers.openai.com/api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:33+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "e0767b5009dcc929a2f9eeb9ce6096a57ff12e5d8c011de9d69ff145aef2fc28",
                    "excerpt": "| gpt-6.1-sol | $2.00 | $0.10 | $2.50 | $10.00 | $4.00 | $0.20 | $5.00 | $15.00 |"
                },
                "positioning": {
                    "url": "https://developers.openai.com/api/docs/models.md",
                    "snapshotUrl": null,
                    "quote": "Choose [GPT-6.1 Sol](/api/docs/models/gpt-6.1-sol) to balance intelligence and cost",
                    "rule": null
                }
            },
            {
                "id": "openai-gpt-6-luna",
                "provider": "OpenAI",
                "model": "GPT-6 Luna",
                "modelId": "gpt-6-luna",
                "tier": "small",
                "status": "verified",
                "input": "0.10",
                "output": "0.50",
                "cachedInput": "0.01",
                "blended": "0.2000",
                "source": {
                    "url": "https://developers.openai.com/api/docs/pricing.md",
                    "page": "https://developers.openai.com/api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:33+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "e0767b5009dcc929a2f9eeb9ce6096a57ff12e5d8c011de9d69ff145aef2fc28",
                    "excerpt": "| gpt-6-luna | $0.10 | $0.01 | $0.125 | $0.50 | $0.20 | $0.02 | $0.25 | $0.75 |"
                },
                "positioning": {
                    "url": "https://developers.openai.com/api/docs/models.md",
                    "snapshotUrl": null,
                    "quote": "[GPT-6 Luna](/api/docs/models/gpt-6-luna) for cost-sensitive, high-volume workloads",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-fable-5-1",
                "provider": "Anthropic",
                "model": "Claude Fable 5.1",
                "modelId": "claude-fable-5-1",
                "tier": "frontier",
                "status": "verified",
                "input": "10",
                "output": "50",
                "cachedInput": "0.25",
                "blended": "20.0000",
                "source": {
                    "url": "https://platform.claude.com/docs/en/about-claude/pricing.md",
                    "page": "https://platform.claude.com/docs/en/about-claude/pricing",
                    "fetchedAt": "2026-10-19T15:57:36+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "d0dc6009ff1bae0023eec432d7c21d4a3b71a71e542ac350dbfd13dc85a8b862",
                    "excerpt": "| Claude Fable 5.1 | $10 / MTok | $12.50 / MTok | $20 / MTok | $0.25 / MTok 1 | $50 / MTok |"
                },
                "positioning": {
                    "url": "https://platform.claude.com/docs/en/about-claude/models/overview.md",
                    "snapshotUrl": null,
                    "quote": "for demanding reasoning and long-horizon agentic work, or when your evals on Claude Opus 5.5 at higher effort still fall short",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-sonnet-5-5",
                "provider": "Anthropic",
                "model": "Claude Sonnet 5.5",
                "modelId": "claude-sonnet-5-5",
                "tier": "mid",
                "status": "verified",
                "input": "2",
                "output": "10",
                "cachedInput": "0.10",
                "blended": "4.0000",
                "basketNote": "Anthropic also sells Claude Opus 5.5 ($4 / $20), which sits between its frontier and mid-range models. The basket takes one model per tier, and Sonnet is the one Anthropic describes as balancing speed and intelligence.",
                "source": {
                    "url": "https://platform.claude.com/docs/en/about-claude/pricing.md",
                    "page": "https://platform.claude.com/docs/en/about-claude/pricing",
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                    "sha256": "d0dc6009ff1bae0023eec432d7c21d4a3b71a71e542ac350dbfd13dc85a8b862",
                    "excerpt": "| Claude Sonnet 5.5 | $2 / MTok | $2.50 / MTok | $4 / MTok | $0.10 / MTok 2 | $10 / MTok |"
                },
                "positioning": {
                    "url": "https://platform.claude.com/docs/en/about-claude/models/overview.md",
                    "snapshotUrl": null,
                    "quote": "The best combination of speed and intelligence",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-haiku-5-5",
                "provider": "Anthropic",
                "model": "Claude Haiku 5.5",
                "modelId": "claude-haiku-5-5",
                "tier": "small",
                "status": "verified",
                "input": "0.10",
                "output": "0.50",
                "cachedInput": "0.01",
                "blended": "0.2000",
                "conditions": "Prompts up to 100,000 tokens; longer prompts cost $0.50 / $2.50.",
                "source": {
                    "url": "https://platform.claude.com/docs/en/about-claude/pricing.md",
                    "page": "https://platform.claude.com/docs/en/about-claude/pricing",
                    "fetchedAt": "2026-10-19T15:57:36+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "d0dc6009ff1bae0023eec432d7c21d4a3b71a71e542ac350dbfd13dc85a8b862",
                    "excerpt": "| Claude Haiku 5.5 (for prompts up to 100,000 tokens) | $0.10 / MTok | $0.125 / MTok | $0.20 / MTok | $0.01 / MTok | $0.50 / MTok |"
                },
                "positioning": {
                    "url": "https://platform.claude.com/docs/en/about-claude/models/overview.md",
                    "snapshotUrl": null,
                    "quote": "For high-volume, latency-sensitive tasks",
                    "rule": null
                }
            },
            {
                "id": "google-gemini-4-argon",
                "provider": "Google",
                "model": "Gemini 4 Argon",
                "modelId": "gemini-4-argon",
                "tier": "frontier",
                "status": "verified",
                "input": "2.00",
                "output": "10.00",
                "blended": "4.0000",
                "schedule": {
                    "input": {
                        "until": "2026-11-30",
                        "from": "2026-12-01",
                        "price": "4.00"
                    },
                    "output": {
                        "until": "2026-11-30",
                        "from": "2026-12-01",
                        "price": "20.00"
                    }
                },
                "source": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "page": "https://ai.google.dev/gemini-api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:40+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "f7a6f9e81b8309d1ebd69bb9efd6ee0e4c9d4c549c568935abb1a7dca8e8c9b5",
                    "excerpt": "| Input price | Not available | $2.00 through November 30, 2026. $4.00 starting December 1, 2026. | | Output price (including thinking tokens) | Not available | $10.00 through November 30, 2026. $20.00 starting December 1, 2026. |"
                },
                "positioning": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "snapshotUrl": null,
                    "quote": "Our flagship reasoning model, built for complex software engineering",
                    "rule": null
                }
            },
            {
                "id": "google-gemini-3-8-flash",
                "provider": "Google",
                "model": "Gemini 3.8 Flash",
                "modelId": "gemini-3.8-flash",
                "tier": "mid",
                "status": "verified",
                "input": "0.75",
                "output": "3.75",
                "blended": "1.5000",
                "schedule": {
                    "input": {
                        "until": "2026-12-31",
                        "from": "2027-01-01",
                        "price": "1.50"
                    },
                    "output": {
                        "until": "2026-12-31",
                        "from": "2027-01-01",
                        "price": "7.50"
                    }
                },
                "source": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "page": "https://ai.google.dev/gemini-api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:40+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "f7a6f9e81b8309d1ebd69bb9efd6ee0e4c9d4c549c568935abb1a7dca8e8c9b5",
                    "excerpt": "| Input price | Free of charge | $0.75 through December 31, 2026. $1.50 starting January 1, 2027. | | Output price (including thinking tokens) | Free of charge | $3.75 through December 31, 2026. $7.50 starting January 1, 2027. |"
                },
                "positioning": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "snapshotUrl": null,
                    "quote": "Our most intelligent Flash model, engineered for long-horizon software engineering",
                    "rule": null
                }
            },
            {
                "id": "google-gemini-3-5-flash-lite",
                "provider": "Google",
                "model": "Gemini 3.5 Flash-Lite",
                "modelId": "gemini-3.5-flash-lite",
                "tier": "small",
                "status": "verified",
                "input": "0.30",
                "output": "2.50",
                "blended": "0.8500",
                "source": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "page": "https://ai.google.dev/gemini-api/docs/pricing",
                    "fetchedAt": "2026-10-19T15:57:40+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "f7a6f9e81b8309d1ebd69bb9efd6ee0e4c9d4c549c568935abb1a7dca8e8c9b5",
                    "excerpt": "| Input price | Free of charge | $0.30 (text / image / video / audio) | | Output price (including thinking tokens) | Free of charge | $2.50 |"
                },
                "positioning": {
                    "url": "https://ai.google.dev/gemini-api/docs/pricing.md.txt",
                    "snapshotUrl": null,
                    "quote": "A cost-efficient model, optimized for high-volume agentic tasks",
                    "rule": null
                }
            },
            {
                "id": "xai-grok-4-7",
                "provider": "xAI",
                "model": "Grok 4.7",
                "modelId": "grok-4.7",
                "tier": "frontier",
                "status": "verified",
                "input": "2.00",
                "output": "6.00",
                "cachedInput": "0.50",
                "blended": "3.0000",
                "conditions": "Prompts under 200K tokens.",
                "source": {
                    "url": "https://docs.x.ai/developers/models.md",
                    "page": "https://docs.x.ai/developers/models",
                    "fetchedAt": "2026-10-19T15:57:41+00:00",
                    "snapshotUrl": null,
                    "snapshotAt": null,
                    "sha256": "2b72f4f8707c4c8a867842a1b6274d95c776ff9456ef3b14f0a3532d9602139e",
                    "excerpt": "| grok-4.7 (< 200k prompt tokens) | 500k | $2.00 | $0.50 | $6.00 |"
                },
                "positioning": {
                    "url": "https://docs.x.ai/developers/models.md",
                    "snapshotUrl": null,
                    "quote": "use Grok 4.7. It is the most capable model we’ve built.",
                    "rule": null
                }
            },
            {
                "id": "deepseek-v4-pro",
                "provider": "DeepSeek",
                "model": "DeepSeek V4 Pro",
                "modelId": "deepseek-v4-pro",
                "tier": "frontier",
                "status": "verified",
                "input": "1.32",
                "output": "3.96",
                "cachedInput": "0.044",
                "blended": "1.9800",
                "conditions": "Peak rate; off-peak hours cost half.",
                "offPeak": {
                    "input": "0.66",
                    "output": "1.98"
                },
                "source": {
                    "url": "https://api-docs.deepseek.com/quick_start/pricing/",
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            "url": "https://kingy.ai/ai-price-index/data/2024-01.json"
        },
        {
            "edition": "2024-02",
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            "url": "https://kingy.ai/ai-price-index/data/2024-04.json"
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            "url": "https://kingy.ai/ai-price-index/data/2024-06.json"
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            "url": "https://kingy.ai/ai-price-index/data/2024-07.json"
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            "url": "https://kingy.ai/ai-price-index/data/2024-08.json"
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            "url": "https://kingy.ai/ai-price-index/data/2025-01.json"
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}