Model Detail

Claude Opus 4.1

Anthropic · Text · Text models

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

Updated 2026-03-21

View API pricing View official source Compare similar models Verify on Artificial Analysis Browse category

Input

15 USD / 1M tokens

Output

75 USD / 1M tokens

Context window

200,000 tokens

Max output

Not provided

Capabilities

Chat

Knowledge cutoff

2025-03-01

Reasoning model

Yes

Primary unit

1M tokens

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

Evidence rows

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

AA Input price

15 USD / 1M tokens

AA Output price

75 USD / 1M tokens

Input modalities

Image / Text

Output modalities

Text

Source domain

artificialanalysis.ai

Pricing details

Structured official and third-party prices with extensible dimensions.

Official pricing

Input15 USD / 1M tokens

Output75 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 value15 USD / 1M tokens
Source domaindocs.claude.com
Observed at2026-03-21
ExcerptAnthropic docs row: Claude Opus 4.1 base input (per MTok) --- Anthropic docs row: Claude Opus 4.1 output (per MTok)