Anthropic Claude · LLM API pricing

claude-4-sonnet API pricing: cheapest provider

2 providers sell claude-4-sonnet. Replicate is cheapest; the most expensive charges 1.1× as much for the same model.

Cheapest$6.00per 1M · Replicate
Input · output$3.00 / $15.00per 1M tokens
Price gap1.1×across 2 providers
Context200Kmax tokens

$6.00 Replicate1.1× spread$6.60 DeepInfra

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Standard list prices in USD from each provider's pricing page · last price change Sep 28, 2026 · How we collect and rank prices

Ranked for your volume

claude-4-sonnet monthly cost by provider

Change the monthly tokens and the ranking updates instantly, using each provider's standard list price.

Input tokens per month (millions)Prompts, context and documents you send.Output tokens per month (millions)Tokens the model generates.

More requirements: caching, context, features, provider

Cached share of input (%)0 = no caching. Only documented cache-read rates qualify.Required context per request (tokens)0 = any. Providers without a sufficient known limit are excluded.Required featureProvider requirement

Provider	Estimated / month	Input / 1M	Output / 1M	Context
1 ReplicateInference provider - lowest for your volumePricing page	$60.00	$3.00	$15.00	Not listed
2 DeepInfraInference providerPricing page	$66.00	$3.30	$16.50	200,000

Order depends on listed price for your volume only. No provider pays for its position.

Input volume includes the cached share, not an additional token volume. This is a list-price estimate, not a quote: cache-write charges, cache eligibility/TTL, batch discounts, long-context surcharges, regional pricing and taxes are excluded. Check the provider's terms for your workload before switching.

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| claude-4-sonnet provider | Input / 1M tokens | Output / 1M tokens | 10M in + 2M out per month |
|---|---:|---:|---:|
| Replicate | $3.00 | $15.00 | $60.00 |
| DeepInfra | $3.30 | $16.50 | $66.00 |

Standard list prices as of Oct 31, 2026. Source: [AISelect.online](https://aiselect.online/models/claude-4-sonnet)

Price history

The cheapest price has not changed since tracking started on Sep 28, 2026: $6.00 per 1M tokens at Replicate. All price changes

Switch to the cheapest OpenAI-compatible provider

Switch to DeepInfra

Already using the OpenAI SDK? Change the base URL, key and model name:

from openai import OpenAI
import os

client = OpenAI(
    base_url="https://api.deepinfra.com/v1/openai",
    api_key=os.environ["DEEPINFRA_API_KEY"],
)
response = client.chat.completions.create(
    model="anthropic/claude-4-sonnet",
    messages=[{"role": "user", "content": "Hello"}],
)

Base URL from DeepInfra's API docs, model name from the open pricing datasets. Check the model page in DeepInfra's docs before you switch production traffic.

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