{
    "name": "Kingy AI Price Index",
    "licence": "CC BY 4.0",
    "citation": "Kingy AI Price Index, April 2024 edition. Kingy AI. https://kingy.ai/ai-price-index/2024-04/",
    "url": "https://kingy.ai/ai-price-index/2024-04/",
    "method": {
        "version": "1.0",
        "url": "https://kingy.ai/ai-price-index/#method"
    },
    "edition": {
        "edition": "2024-04",
        "label": "April 2024",
        "reconstructed": true,
        "referenceDate": "2024-04-01",
        "capturedAt": "2024-04-01T00:00:00+00:00",
        "method": "1.0",
        "previous": "2024-03",
        "previousReferenceDate": "2024-03-01",
        "intervalDays": 31,
        "headline": "In April 2024, a million AI tokens cost a median $15.00 from frontier models and $0.75 from small models. Changes compare with March.",
        "story": null,
        "changes": {
            "likeForLike": [],
            "unchanged": 4,
            "basket": [
                {
                    "provider": "Anthropic",
                    "tier": "frontier",
                    "from": null,
                    "to": {
                        "model": "Claude 3 Opus",
                        "value": "30.0000"
                    }
                },
                {
                    "provider": "Anthropic",
                    "tier": "mid",
                    "from": null,
                    "to": {
                        "model": "Claude 3 Sonnet",
                        "value": "6.0000"
                    }
                },
                {
                    "provider": "Anthropic",
                    "tier": "small",
                    "from": null,
                    "to": {
                        "model": "Claude 3 Haiku",
                        "value": "0.5000"
                    }
                }
            ]
        },
        "scheduled": [],
        "outlook": [],
        "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": "15.0000",
                "previousValue": null,
                "changePct": null,
                "n": 3,
                "min": "12.0000",
                "max": "30.0000",
                "constituents": [
                    "mistral-large",
                    "openai-gpt-4-turbo",
                    "anthropic-claude-3-opus"
                ],
                "published": true,
                "indexLevel": "333.33"
            },
            {
                "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": null,
                "previousValue": null,
                "changePct": null,
                "n": 1,
                "min": "6.0000",
                "max": "6.0000",
                "constituents": [
                    "anthropic-claude-3-sonnet"
                ],
                "published": false,
                "indexLevel": null
            },
            {
                "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": "0.7500",
                "previousValue": null,
                "changePct": null,
                "n": 3,
                "min": "0.5000",
                "max": "3.0000",
                "constituents": [
                    "anthropic-claude-3-haiku",
                    "openai-gpt-3-5-turbo",
                    "mistral-small"
                ],
                "published": true,
                "indexLevel": "142.86"
            },
            {
                "id": "standard",
                "label": "Standard plan",
                "kind": "subscription",
                "summary": "Each provider's main paid individual plan",
                "unit": "USD per month",
                "value": null,
                "previousValue": null,
                "changePct": null,
                "n": 0,
                "min": null,
                "max": null,
                "constituents": [],
                "published": false,
                "indexLevel": null
            },
            {
                "id": "top",
                "label": "Top plan",
                "kind": "subscription",
                "summary": "Each provider's highest-priced individual plan",
                "unit": "USD per month",
                "value": null,
                "previousValue": null,
                "changePct": null,
                "n": 0,
                "min": null,
                "max": null,
                "constituents": [],
                "published": false,
                "indexLevel": null
            }
        ],
        "observations": [
            {
                "id": "openai-gpt-4-turbo",
                "provider": "OpenAI",
                "model": "GPT-4 Turbo",
                "modelId": "gpt-4-0125-preview",
                "tier": "frontier",
                "status": "verified",
                "input": "10.00",
                "output": "30.00",
                "blended": "15.0000",
                "source": {
                    "url": "https://openai.com/pricing",
                    "page": "https://openai.com/pricing",
                    "fetchedAt": "2026-10-19T21:49:50+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240330013959/https://openai.com/pricing",
                    "snapshotAt": "2024-03-30T01:39:59+00:00",
                    "sha256": "bb6b104586ab93577f425746aa1ba69a48ca30ed71b7da9b56669faf7a60c873",
                    "excerpt": "gpt-4-0125-preview $10.00 / 1 M tokens $30.00"
                },
                "positioning": {
                    "url": "https://openai.com/pricing",
                    "snapshotUrl": "https://web.archive.org/web/20240330013959/https://openai.com/pricing",
                    "quote": "GPT-4 Turbo is more powerful than GPT-4",
                    "rule": "OpenAI made no \"most capable\" claim on this page; GPT-4 Turbo is the newest model in its highest-priced line (GPT-4), and the page says it is more powerful than GPT-4."
                }
            },
            {
                "id": "openai-gpt-3-5-turbo",
                "provider": "OpenAI",
                "model": "GPT-3.5 Turbo",
                "modelId": "gpt-3.5-turbo-0125",
                "tier": "small",
                "status": "verified",
                "input": "0.50",
                "output": "1.50",
                "blended": "0.7500",
                "source": {
                    "url": "https://openai.com/pricing",
                    "page": "https://openai.com/pricing",
                    "fetchedAt": "2026-10-19T21:49:50+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240330013959/https://openai.com/pricing",
                    "snapshotAt": "2024-03-30T01:39:59+00:00",
                    "sha256": "bb6b104586ab93577f425746aa1ba69a48ca30ed71b7da9b56669faf7a60c873",
                    "excerpt": "gpt-3.5-turbo-0125 $0.50 / 1 M tokens $1.50"
                },
                "positioning": {
                    "url": "https://openai.com/pricing",
                    "snapshotUrl": "https://web.archive.org/web/20240330013959/https://openai.com/pricing",
                    "quote": "gpt-3.5-turbo-0125 is the flagship model of this family",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-3-opus",
                "provider": "Anthropic",
                "model": "Claude 3 Opus",
                "modelId": "claude-3-opus-20240229",
                "tier": "frontier",
                "status": "verified",
                "input": "15.00",
                "output": "75.00",
                "blended": "30.0000",
                "source": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "page": "https://docs.anthropic.com/claude/docs/models-overview",
                    "fetchedAt": "2026-10-19T21:57:26+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotAt": "2024-03-24T06:21:29+00:00",
                    "sha256": "6f7cc963546e284eb948e50b266f657ff7071a5a411985a0d8d3952111beca2b",
                    "excerpt": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks Ideal balance of intelligence and speed for enterprise workloads Fastest and most compact model for near-instant responsiveness Updated version of Claude 2 with improved accuracy Predecessor to Claude 3, offering strong all-round performance Our cheapest small and fast model, a predecessor of Claude Haiku. Strengths Top-level performance, intelligence, fluency, and understanding Maximum utility at a lower price, dependable, balanced for scaled deployments Quick and accurate targeted performance Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Multilingual Yes Yes Yes Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Vision Yes Yes Yes No No No Latest API model name claude-3-opus-20240229 claude-3-sonnet-20240229 claude-3-haiku-20240307 claude-2.1 claude-2.0 claude-instant-1.2 API format Messages API Messages API Messages API Messages & Text Completions API Messages & Text Completions API Messages & Text Completions API Comparative latency Moderately fast Fast Fastest Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Context window 200K* 200K* 200K* 200K* 100K** 100K** Max output 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens Cost (Input / Output per MTok^) $15.00 / $75.00"
                },
                "positioning": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "quote": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-3-sonnet",
                "provider": "Anthropic",
                "model": "Claude 3 Sonnet",
                "modelId": "claude-3-sonnet-20240229",
                "tier": "mid",
                "status": "verified",
                "input": "3.00",
                "output": "15.00",
                "blended": "6.0000",
                "source": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "page": "https://docs.anthropic.com/claude/docs/models-overview",
                    "fetchedAt": "2026-10-19T21:57:26+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotAt": "2024-03-24T06:21:29+00:00",
                    "sha256": "6f7cc963546e284eb948e50b266f657ff7071a5a411985a0d8d3952111beca2b",
                    "excerpt": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks Ideal balance of intelligence and speed for enterprise workloads Fastest and most compact model for near-instant responsiveness Updated version of Claude 2 with improved accuracy Predecessor to Claude 3, offering strong all-round performance Our cheapest small and fast model, a predecessor of Claude Haiku. Strengths Top-level performance, intelligence, fluency, and understanding Maximum utility at a lower price, dependable, balanced for scaled deployments Quick and accurate targeted performance Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Multilingual Yes Yes Yes Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Vision Yes Yes Yes No No No Latest API model name claude-3-opus-20240229 claude-3-sonnet-20240229 claude-3-haiku-20240307 claude-2.1 claude-2.0 claude-instant-1.2 API format Messages API Messages API Messages API Messages & Text Completions API Messages & Text Completions API Messages & Text Completions API Comparative latency Moderately fast Fast Fastest Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Context window 200K* 200K* 200K* 200K* 100K** 100K** Max output 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens Cost (Input / Output per MTok^) $15.00 / $75.00 $3.00 / $15.00"
                },
                "positioning": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "quote": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks Ideal balance of intelligence and speed for enterprise workloads",
                    "rule": null
                }
            },
            {
                "id": "anthropic-claude-3-haiku",
                "provider": "Anthropic",
                "model": "Claude 3 Haiku",
                "modelId": "claude-3-haiku-20240307",
                "tier": "small",
                "status": "verified",
                "input": "0.25",
                "output": "1.25",
                "blended": "0.5000",
                "source": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "page": "https://docs.anthropic.com/claude/docs/models-overview",
                    "fetchedAt": "2026-10-19T21:57:26+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotAt": "2024-03-24T06:21:29+00:00",
                    "sha256": "6f7cc963546e284eb948e50b266f657ff7071a5a411985a0d8d3952111beca2b",
                    "excerpt": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks Ideal balance of intelligence and speed for enterprise workloads Fastest and most compact model for near-instant responsiveness Updated version of Claude 2 with improved accuracy Predecessor to Claude 3, offering strong all-round performance Our cheapest small and fast model, a predecessor of Claude Haiku. Strengths Top-level performance, intelligence, fluency, and understanding Maximum utility at a lower price, dependable, balanced for scaled deployments Quick and accurate targeted performance Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Legacy model - performs less well than Claude 3 models Multilingual Yes Yes Yes Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Yes, with less coverage, understanding, and skill than Claude 3 Vision Yes Yes Yes No No No Latest API model name claude-3-opus-20240229 claude-3-sonnet-20240229 claude-3-haiku-20240307 claude-2.1 claude-2.0 claude-instant-1.2 API format Messages API Messages API Messages API Messages & Text Completions API Messages & Text Completions API Messages & Text Completions API Comparative latency Moderately fast Fast Fastest Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Slower than Claude 3 model of similar intelligence Context window 200K* 200K* 200K* 200K* 100K** 100K** Max output 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens 4096 tokens Cost (Input / Output per MTok^) $15.00 / $75.00 $3.00 / $15.00 $0.25 / $1.25"
                },
                "positioning": {
                    "url": "https://docs.anthropic.com/claude/docs/models-overview",
                    "snapshotUrl": "https://web.archive.org/web/20240324062129/https://docs.anthropic.com/claude/docs/models-overview",
                    "quote": "Claude 3 Opus Claude 3 Sonnet Claude 3 Haiku Claude 2.1 Claude 2 Claude Instant 1.2 Description Most powerful model for highly complex tasks Ideal balance of intelligence and speed for enterprise workloads Fastest and most compact model for near-instant responsiveness",
                    "rule": null
                }
            },
            {
                "id": "mistral-large",
                "provider": "Mistral AI",
                "model": "Mistral Large",
                "modelId": "mistral-large-2402",
                "tier": "frontier",
                "status": "verified",
                "input": "8",
                "output": "24",
                "blended": "12.0000",
                "source": {
                    "url": "https://docs.mistral.ai/platform/pricing",
                    "page": "https://docs.mistral.ai/platform/pricing",
                    "fetchedAt": "2026-10-19T22:15:50+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240328150531/https://docs.mistral.ai/platform/pricing/",
                    "snapshotAt": "2024-03-28T15:05:31+00:00",
                    "sha256": "f9f2074d8ef336828a147c1a7512a30e4faed0df46207720887b3a095129b228",
                    "excerpt": "Mistral Large mistral-large-latest 8$ / 1M tokens 24$"
                },
                "positioning": {
                    "url": "https://mistral.ai/technology",
                    "snapshotUrl": "https://web.archive.org/web/20240330214352/https://mistral.ai/technology/",
                    "quote": "Mistral Large Top-tier reasoning for high-complexity tasks.",
                    "rule": "Mistral Medium was sold on this date but Mistral did not present it as a model balancing capability with speed or cost (it called it \"Will soon be deprecated\" or \"Our first commercial model\"), so Mistral has no mid-range constituent."
                }
            },
            {
                "id": "mistral-small",
                "provider": "Mistral AI",
                "model": "Mistral Small",
                "modelId": "mistral-small-2402",
                "tier": "small",
                "status": "verified",
                "input": "2",
                "output": "6",
                "blended": "3.0000",
                "source": {
                    "url": "https://docs.mistral.ai/platform/pricing",
                    "page": "https://docs.mistral.ai/platform/pricing",
                    "fetchedAt": "2026-10-19T22:15:50+00:00",
                    "snapshotUrl": "https://web.archive.org/web/20240328150531/https://docs.mistral.ai/platform/pricing/",
                    "snapshotAt": "2024-03-28T15:05:31+00:00",
                    "sha256": "f9f2074d8ef336828a147c1a7512a30e4faed0df46207720887b3a095129b228",
                    "excerpt": "Mistral Small mistral-small-latest 2$ / 1M tokens 6$"
                },
                "positioning": {
                    "url": "https://mistral.ai/technology",
                    "snapshotUrl": "https://web.archive.org/web/20240330214352/https://mistral.ai/technology/",
                    "quote": "Mistral Small Cost-efficient reasoning for low-latency workloads.",
                    "rule": "Mistral's open-weight models (Mistral 7B, Mixtral, NeMo) are cheaper, but the model Mistral itself positions for low-latency or high-volume work is Mistral Small, which takes the small slot."
                }
            }
        ]
    },
    "editions": [
        {
            "edition": "2024-01",
            "label": "January 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-01.json"
        },
        {
            "edition": "2024-02",
            "label": "February 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-02.json"
        },
        {
            "edition": "2024-03",
            "label": "March 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-03.json"
        },
        {
            "edition": "2024-04",
            "label": "April 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-04.json"
        },
        {
            "edition": "2024-05",
            "label": "May 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-05.json"
        },
        {
            "edition": "2024-06",
            "label": "June 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-06.json"
        },
        {
            "edition": "2024-07",
            "label": "July 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-07.json"
        },
        {
            "edition": "2024-08",
            "label": "August 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-08.json"
        },
        {
            "edition": "2024-09",
            "label": "September 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-09.json"
        },
        {
            "edition": "2024-10",
            "label": "October 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-10.json"
        },
        {
            "edition": "2024-11",
            "label": "November 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-11.json"
        },
        {
            "edition": "2024-12",
            "label": "December 2024",
            "url": "https://kingy.ai/ai-price-index/data/2024-12.json"
        },
        {
            "edition": "2025-01",
            "label": "January 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-01.json"
        },
        {
            "edition": "2025-02",
            "label": "February 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-02.json"
        },
        {
            "edition": "2025-03",
            "label": "March 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-03.json"
        },
        {
            "edition": "2025-04",
            "label": "April 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-04.json"
        },
        {
            "edition": "2025-05",
            "label": "May 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-05.json"
        },
        {
            "edition": "2025-06",
            "label": "June 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-06.json"
        },
        {
            "edition": "2025-07",
            "label": "July 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-07.json"
        },
        {
            "edition": "2025-08",
            "label": "August 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-08.json"
        },
        {
            "edition": "2025-09",
            "label": "September 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-09.json"
        },
        {
            "edition": "2025-10",
            "label": "October 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-10.json"
        },
        {
            "edition": "2025-11",
            "label": "November 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-11.json"
        },
        {
            "edition": "2025-12",
            "label": "December 2025",
            "url": "https://kingy.ai/ai-price-index/data/2025-12.json"
        },
        {
            "edition": "2026-01",
            "label": "January 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-01.json"
        },
        {
            "edition": "2026-02",
            "label": "February 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-02.json"
        },
        {
            "edition": "2026-03",
            "label": "March 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-03.json"
        },
        {
            "edition": "2026-04",
            "label": "April 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-04.json"
        },
        {
            "edition": "2026-05",
            "label": "May 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-05.json"
        },
        {
            "edition": "2026-06",
            "label": "June 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-06.json"
        },
        {
            "edition": "2026-07",
            "label": "July 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-07.json"
        },
        {
            "edition": "2026-08",
            "label": "August 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-08.json"
        },
        {
            "edition": "2026-09",
            "label": "September 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-09.json"
        },
        {
            "edition": "2026-10",
            "label": "October 2026",
            "url": "https://kingy.ai/ai-price-index/data/2026-10.json"
        }
    ]
}