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Anthropic · Frontier

Claude 4.7 Opus

Added Apr 16, 2026

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Use in the app

Claude Opus 4.7 is a major upgrade for advanced software engineering, long-running complex tasks, and high-resolution vision understanding.

  • Reasoning
  • Tools
  • Vision
  • Structured output
  • PDF input
Input
Text, Images
Output
Text
Reasoning effort
low · medium · high · xhigh · max
Discovery tier
Frontier

Pricing

USD per 1M tokens
Input
$5.00
Output
$25.00
Cache read
$0.50

Reference prices as published by the model provider. API example

Specifications

Context window
1M
Max output
128K
Average output (7 days)
742 tokens
Longer than 63% of 473 models

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Public evaluations

Benchmarks

Independent evaluation results, with how each score ranks among the models in the Noumen catalog.

Intelligence Index

30.9

Tested at high reasoning effort

Better than 74% of 326 scored models

3.8Catalog models by score55.1

Agentic work

  • AA-Briefcasev1.1

    1,067 Elo

    Agentic knowledge work, rated head to head

    Better than 48% of 166 scored models

Document reasoning

  • AA-LCRv1.1

    75.7%

    Reasoning across long documents

    Better than 60% of 309 scored models

Reasoning and knowledge

  • Humanity’s Last Exam

    33.3%

    Expert-level questions across academic fields

    Better than 65% of 323 scored models

  • GPQA Diamond

    88.5%

    Graduate-level science questions

    Better than 72% of 291 scored models

  • IFBench

    43.6%

    Following precise output instructions

    Better than 38% of 215 scored models

Legacy evaluations

  • Terminal-Bench Hard

    54.5%

    Earlier terminal task suite

    Better than 95% of 212 scored models

  • τ²-Bench Telecom

    74.0%

    Tool use in a customer-support simulation

    Better than 56% of 214 scored models

  • AA-LCR (unversioned)

    75.7%

    Long-context reasoning, earlier grading

    Better than 60% of 309 scored models

Scores from Artificial Analysis, updated Oct 26, 2026. Claude 4.7 Opus was tested at high reasoning effort; compare scores measured at the same effort.Artificial Analysis

Live routing data

Performance and reliability

Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.

Throughput
72.4 tok/s
Faster than 52% of 260 models
Time to first token
1.5 s
Quicker than 86% of 260 models
Prompt cache hits
12.3%
About $4.45 per 1M input tokens with caching
Request success (24h)
99.4%
Reliable

Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.

Hourly request success · last 72 hoursLowest hour 91.4%
  • Healthy (98% or more)
  • Degraded (90–98%)
  • Down (under 90%)
  • No requests

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart
curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-opus-4.7",
    "reasoning_effort": "medium",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'
import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="anthropic/claude-opus-4.7",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

Anthropic

Other Anthropic models, starting with the same family.