Claude Sonnet 4.6 API pricing
Standard tier, blended at 3:1 input to output: $6.00 per million tokens.
Anthropic charges $3.00 per million input tokens and $15.00 per million output tokens for Claude Sonnet 4.6. It is sold in 3 forms, from $3.00 to $6.00 blended; the table below shows what each costs against standard. 7 of the models nearest it in price are cheaper on a blended basis.
Every tier of Claude Sonnet 4.6
Blended at 3:1 input to output. The last column compares each against the standard tier.
| Source | ||||||||
|---|---|---|---|---|---|---|---|---|
| Standard Standard | claude-sonnet-4-6 | Anthropic | $3.00 | $15.00 | $0.300 | $6.00 | Standard | ↗ |
| Standard | claude-sonnet-4.6 | OpenRouter | $3.00 | $15.00 | $0.300 | $6.00 | Same | ↗ |
| Batch | claude-sonnet-4.6:batch | OpenRouter | $1.50 | $7.50 | $0.150 | $3.00 | −50% | ↗ |
Prices last checked: . Methodology
Which tier to use
What each costs against standard in our data, and the job it is for.
Batch
The batch tier (claude-sonnet-4.6:batch) is 50% cheaper than standard. Batch requests are queued and answered asynchronously, typically within 24 hours, so it suits work nobody is waiting on: evaluations, back-fills, bulk classification and tagging. Anything a user is waiting on belongs on the standard tier.
Direct or through a reseller
Through OpenRouter, claude-sonnet-4.6 is the same price as buying direct. A reseller is worth it for one bill across vendors and automatic fallback; buy direct for the vendor's own batch, caching and rate-limit terms.
Against the models nearest in price
Standard tiers, blended at a 3:1 input to output ratio.
| Source | ||||||
|---|---|---|---|---|---|---|
| Claude Sonnet 4.6 This model | Anthropic | $3.00 | $15.00 | 1,000,000 | $6.00 | ↗ |
| Claude Sonnet 4.5 | Anthropic | $3.00 | $15.00 | 200,000 | $6.00 | ↗ |
| GPT-5.4 | OpenAI | $2.50 | $15.00 | 1,050,000 | $5.63 | ↗ |
| GPT-5.2 | OpenAI | $1.75 | $14.00 | 272,000 | $4.81 | ↗ |
| GPT-5.3 Chat (latest) | OpenAI | $1.75 | $14.00 | 128,000 | $4.81 | ↗ |
| GPT-5.2 Codex | OpenRouter | $1.75 | $14.00 | 400,000 | $4.81 | ↗ |
| GPT-5.3 Codex | OpenRouter | $1.75 | $14.00 | 400,000 | $4.81 | ↗ |
| GPT-5.6 Terra | OpenAI | $2.00 | $12.00 | 922,000 | $4.50 | ↗ |
| GPT-4o | OpenAI | $2.50 | $10.00 | 128,000 | $4.38 | ↗ |
Prices last checked: . Methodology
Questions
How much does Claude Sonnet 4.6 cost per million tokens?
$3.00 per million input tokens and $15.00 per million output tokens, with cached input at $0.300. At a 3:1 input to output mix that blends to $6.00. Checked 28 Oct 2026.
How much cheaper is Claude Sonnet 4.6 through the Batch API?
claude-sonnet-4.6:batch costs $1.50 in and $7.50 out per million tokens, 50% cheaper than standard, in exchange for asynchronous delivery.
What would Claude Sonnet 4.6 cost for a real workload?
A thousand requests a day at 2,000 input and 600 output tokens each comes to $450.00 a month on the standard tier, or $225.00 through batch.
What is the context window for Claude Sonnet 4.6?
1,000,000 tokens of input, with up to 128,000 tokens of output.
Claude Sonnet 4.5 · GPT-5.4 · GPT-5.2 · GPT-5.3 Chat (latest) · GPT-5.2 Codex · All Anthropic models · Cost calculator