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ProvidersAnthropic

Anthropic

The 15 models Anthropic serves, direct and through aggregators, with the price and conditions of each offer.

Prices seen via Kilo Gateway, OpenRouter, Eden AI, LLM API, LLM Gateway, Requesty, LMRouter Models made by Anthropic

No training on promptsNumber of this provider's offers whose published policy says prompts are not used for training, out of all its offers.
18 / 18 offers
Cheapest on InferIndexModels for which this provider has the lowest price on InferIndex.
14 / 15 models

Offers

AllAt the lowestAbove the lowest 18 of 18 offers
Anthropic: LLM API prices
Model BlendedA single price that mixes input and output: 3 input tokens for 1 output token, per million tokens. It makes offers easy to rank; your real cost depends on your own mix.$/1M In$/1M Out$/1M ObservationGap to the lowest price we track for this model. CtxThe maximum amount of text, counted in tokens, the model can take in and write in a single request. Past this limit, the request is refused or cut. Offer
Claude Fable 5 (anthropic/claude-fable-5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $20.00 $10.00 $50.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $20.00 $10.00 $50.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $20.00 $10.00 $50.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $20.00 $10.00 $50.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Fable 5.1 (anthropic/claude-fable-5.1)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $20.00 $10.00 $50.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $20.00 $10.00 $50.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $20.00 $10.00 $50.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $20.00 $10.00 $50.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $20.00 $10.00 $50.00 +5% Lowest on InferIndex: $20.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Haiku 4.5 (anthropic/claude-haiku-4.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
8 routes
 $2.00 $1.00 $5.00 Cheapest. The lowest price on InferIndex for this model. 200k See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $2.00 $1.00 $5.00 – 200k
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $2.00 $1.00 $5.00 – 200k Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $2.00 $1.00 $5.00 – – See pricing at LLM API (opens in a new tab)
LMRouterhttps://www.anthropic.com/legal/commercial-termsUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $2.00 $1.00 $5.00 – 200k See pricing at LMRouter (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $2.00 $1.00 $5.00 +5% Lowest on InferIndex: $2.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $2.00 $1.00 $5.00 +5% Lowest on InferIndex: $2.00. 200k Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $2.00 $1.00 $5.00 +5% Lowest on InferIndex: $2.00. 200k Go to offer at OpenRouter (opens in a new tab)
Claude Haiku 5.5 (anthropic/claude-haiku-5.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-termsprompt up to 100K tokens: up to 100K: $0.10 / $0.50; above that: $0.50 / $2.50 (Input / Output, per million tokens)
7 routes
 $0.20 $0.10 $0.50 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $0.20 $0.10 $0.50 – 1M
Kilo GatewayUnverified. No public page for this offer: listed, not designated cheapest $0.20 $0.10 $0.50 – 1M
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $0.20 $0.10 $0.50 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $0.20 $0.10 $0.50 +5% Lowest on InferIndex: $0.20. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included.+1prompt up to 100K (99,999) tokens: up to 100K (99,999): $0.10 / $0.50; above that: $0.50 / $2.50 (Input / Output, per million tokens) $0.20 $0.10 $0.50 +5% Lowest on InferIndex: $0.20. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included.+1prompt up to 100K tokens: up to 100K: $0.10 / $0.50; above that: $0.50 / $2.50 (Input / Output, per million tokens) $0.20 $0.10 $0.50 +5% Lowest on InferIndex: $0.20. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 4.1 (anthropic/claude-opus-4.1)via LMRouterLMRouterhttps://www.anthropic.com/legal/commercial-termsUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $30.00 $15.00 $75.00 – 200k See pricing at LMRouter (opens in a new tab)
Claude Opus 4.5 (anthropic/claude-opus-4.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
8 routes
 $10.00 $5.00 $25.00 Cheapest. The lowest price on InferIndex for this model. 200k See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $10.00 $5.00 $25.00 – 200k
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 200k Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – – See pricing at LLM API (opens in a new tab)
LMRouterhttps://www.anthropic.com/legal/commercial-termsUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 200k See pricing at LMRouter (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 200k Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 200k Go to offer at OpenRouter (opens in a new tab)
Claude Opus 4.6 (anthropic/claude-opus-4.6)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $10.00 $5.00 $25.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 4.7 (anthropic/claude-opus-4.7)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $10.00 $5.00 $25.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 4.8 (anthropic/claude-opus-4.8)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $10.00 $5.00 $25.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 4.8 (anthropic/claude-opus-4.8)via OpenRouterOpenRouterhttps://www.anthropic.com/legal/commercial-termsPriority tier: A different service tier, with its own speed and availability conditions.+1Fee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included.
2 routes. One of the folded routes has a lower price than the one shown; open the row to see the routes and their signals.
 $20.00 $10.00 $50.00 Not compared: not the standard tier. Lowest blended: $10.00, standard tier. 1M Go to offer at OpenRouter (opens in a new tab)
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest+1Priority tier: A different service tier, with its own speed and availability conditions. $20.00 $10.00 $50.00 Not compared: not the standard tier. Lowest blended: $10.00, standard tier. 1M Go to offer at Kilo Gateway (opens in a new tab)
Claude Opus 5 (anthropic/claude-opus-5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $10.00 $5.00 $25.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $10.00 $5.00 $25.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $10.00 $5.00 $25.00 +5% Lowest on InferIndex: $10.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 5 (anthropic/claude-opus-5)via OpenRouterOpenRouterhttps://www.anthropic.com/legal/commercial-termsPriority tier: A different service tier, with its own speed and availability conditions.+1Fee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included.
2 routes. One of the folded routes has a lower price than the one shown; open the row to see the routes and their signals.
 $20.00 $10.00 $50.00 Not compared: not the standard tier. Lowest blended: $10.00, standard tier. 1M Go to offer at OpenRouter (opens in a new tab)
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest+1Priority tier: A different service tier, with its own speed and availability conditions. $20.00 $10.00 $50.00 Not compared: not the standard tier. Lowest blended: $10.00, standard tier. 1M Go to offer at Kilo Gateway (opens in a new tab)
Claude Opus 5.5 (anthropic/claude-opus-5.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $8.00 $4.00 $20.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $8.00 $4.00 $20.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $8.00 $4.00 $20.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $8.00 $4.00 $20.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $8.00 $4.00 $20.00 +5% Lowest on InferIndex: $8.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $8.00 $4.00 $20.00 +5% Lowest on InferIndex: $8.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $8.00 $4.00 $20.00 +5% Lowest on InferIndex: $8.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Opus 5.5 (anthropic/claude-opus-5.5)via OpenRouterOpenRouterhttps://www.anthropic.com/legal/commercial-termsPriority tier: A different service tier, with its own speed and availability conditions.+1Fee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included.
2 routes. One of the folded routes has a lower price than the one shown; open the row to see the routes and their signals.
 $16.00 $8.00 $40.00 Not compared: not the standard tier. Lowest blended: $8.00, standard tier. 1M Go to offer at OpenRouter (opens in a new tab)
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest+1Priority tier: A different service tier, with its own speed and availability conditions. $16.00 $8.00 $40.00 Not compared: not the standard tier. Lowest blended: $8.00, standard tier. 1M Go to offer at Kilo Gateway (opens in a new tab)
Claude Sonnet 4.5 (anthropic/claude-sonnet-4.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $6.00 $3.00 $15.00 Cheapest. The lowest price on InferIndex for this model. 200k See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $6.00 $3.00 $15.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $6.00 $3.00 $15.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $6.00 $3.00 $15.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included.+1prompt up to 200K (199,999) tokens: up to 200K (199,999): $3.00 / $15.00; above that: $6.00 / $22.50 (Input / Output, per million tokens) $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included.+1prompt up to 200K tokens: up to 200K: $3.00 / $15.00; above that: $6.00 / $22.50 (Input / Output, per million tokens) $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Sonnet 4.6 (anthropic/claude-sonnet-4.6)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $6.00 $3.00 $15.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $6.00 $3.00 $15.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $6.00 $3.00 $15.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $6.00 $3.00 $15.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $6.00 $3.00 $15.00 +5% Lowest on InferIndex: $6.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Sonnet 5 (anthropic/claude-sonnet-5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $4.00 $2.00 $10.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $4.00 $2.00 $10.00 – 1M
Kilo GatewayUnverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $4.00 $2.00 $10.00 – 1M Go to offer at Kilo Gateway (opens in a new tab)
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $4.00 $2.00 $10.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. 1M Go to offer at OpenRouter (opens in a new tab)
Claude Sonnet 5.5 (anthropic/claude-sonnet-5.5)via AnthropicAnthropichttps://www.anthropic.com/legal/commercial-terms
7 routes
 $4.00 $2.00 $10.00 Cheapest. The lowest price on InferIndex for this model. 1M See pricing at Anthropic (opens in a new tab)
Eden AIUnverified. No public page for this offer: listed, not designated cheapest $4.00 $2.00 $10.00 – 1M
Kilo GatewayUnverified. No public page for this offer: listed, not designated cheapest $4.00 $2.00 $10.00 – 1M
LLM APIhttps://www.anthropic.com/legal/commercial-termsUnconfirmed. Last checked 18 October 2026: the last published value, not a confirmed one+1Unverified. The source page shows one price per model, not this seller's: listed, not designated cheapest $4.00 $2.00 $10.00 – – See pricing at LLM API (opens in a new tab)
LLM Gatewayhttps://www.anthropic.com/legal/commercial-termsFee 5%: LLM Gateway adds a 5% fee on credit usage, plus 1.5% for cards issued outside the US (read on llmgateway.io/pricing on Oct 30). Offers are ranked with the 5% included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. – Go to offer at LLM Gateway (opens in a new tab)
RequestyFee 5%: Requesty adds a 5% markup (read on requesty.ai/pricing on Oct 30). Offers are ranked with this fee included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. 1M Go to offer at Requesty (opens in a new tab)
OpenRouterhttps://www.anthropic.com/legal/commercial-termsFee 5.5%: OpenRouter adds a 5.5% fee when you buy credits (read on openrouter.ai/pricing on Oct 30). Offers are ranked with this fee included. $4.00 $2.00 $10.00 +5% Lowest on InferIndex: $4.00. 1M Go to offer at OpenRouter (opens in a new tab)

No training on promptsPrompts may be used for trainingTraining terms not published

One row per offer, at its cheapest route at this provider; the other routes (hosted API, aggregators) open on the row. Blended = (3 × input + output) / 4, per million tokens. Prices in USD, converted at the ECB rate when the provider bills in another currency.