Public LLM API Prices

Models

Model Detail

Claude Sonnet 4.6

Anthropic · Text · Text models

Lightweight model for cost-sensitive chat, basic generation, and batch text tasks.

Updated 2026-03-21

Input

3 USD / 1M tokens

Output

15 USD / 1M tokens

Context window

1,000,000 tokens

Max output

Not provided

Capabilities

Chat

Knowledge cutoff

Not provided

Reasoning model

Yes

Primary unit

1M tokens

Official and future third-party prices are shown in a shared unit.

Evidence rows

1

Each price row keeps source site, observed time, and excerpt.

Quick verify

Verify on Artificial Analysis

Start from this summary, then cross-check official sources or leaderboards.

Use cases

Good for

Low-cost chatLightweight text generationBatch summarization and rewriting

Not ideal for

Complex reasoning workflowsHeavy agent orchestrationDemanding multimodal tasks

Artificial Analysis snapshot

Fields below come from the AA model page for quick cross-checking.

AA Intelligence

51.72

AA Input price

3 USD / 1M tokens

AA Output price

15 USD / 1M tokens

Input modalities

Image / Text

Output modalities

Text

Pricing details

Structured official and third-party prices with extensible dimensions.

Official pricing

Input3 USD / 1M tokens
Output15 USD / 1M tokens
CacheNot provided
BatchPending

Third-party provider pricing

No third-party provider pricing yet
Reserved dimensions: Input / Output / Cache / Batch
统一单位:1M tokens

Sources and evidence

Each price line includes a source chain for trust and verification.

  • FieldInput / Output

    ScenarioText models

    Captured value3 USD / 1M tokens

    Source domaindocs.claude.com

    Observed at2026-03-21

    ExcerptAnthropic docs row: Claude Sonnet 4.6 base input (per MTok) --- Anthropic docs row: Claude Sonnet 4.6 output (per MTok)