Claude Sonnet 5

anthropic/claude-sonnet-5-20260630

Claude Sonnet 5 is an Anthropic model that accepts text, image, and file inputs and produces text output. It supports tool usage and reasoning, with a

  • tool use
  • structured outputs
  • reasoning

At a glance

provideranthropic
releasedJun 30, 2026
context1M
input / M$2

Specifications

What the API gives you

Context window
1M tokens
Max output
128K tokens
Input price
$2 / 1M tokens
Output price
$10 / 1M tokens
Cache read
$0.20 / 1M tokens
Modalities
text, image, file → text
Knowledge cutoff
—
Released
Jun 30, 2026

Recommendation coverage

Where this model appears

  1. #3Best LLM for Computer & Browser Use
  2. #3Best LLM for Autonomous Agents
  3. #3Best LLM for AI Agents
  4. #3Best LLM for Tool & Function Calling
  5. #5Best LLM for Coding
  6. #5Best LLM for Agentic Coding
  7. #6Best LLM for Charts & Diagrams
  8. #6Best LLM for Writing
  9. #7Best Cheap LLM for High Volume
  10. #7Best LLM for Business Writing

Measured evidence

Public benchmark record

LMArena Agent
82026-07-13
LMArena Agent
9.12026-07-20
LMArena Text
1442 Elo2026-07-16
LMArena Vision
1275 Elo2026-07-12
LMArena WebDev
1542 Elo2026-07-16
LMArena WebDev
1546 Elo2026-07-20

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.

Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.