Claude 4.5 Sonnet
The current state of the art in coding.
AnthropicClaudeCtx 200k
Anthropic
Claude
Released 2025-09Claude 4.5 Sonnet
The current state of the art in coding.
Claude 4.5 Sonnet is the coding leader on SWE-bench and agentic evals, with the strongest long-horizon computer-use trajectory.
Claude Published 2025-09#anthropic#llm#review
Context
200k
Input
$3/M
Output
$15/M
Released
2025-09
Modalities
Text
Image
Strengths
- Best coding SOTA
- Agentic tool use
- Long context recall
Best for
Coding agents
Refactors
Claude 4.5 Sonnet FAQ
Sources & further reading
Cite this page
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APA
Build on Vibe Editorial (2026). Claude 4.5 Sonnet The current state of the art in coding.. Build on Vibe. Retrieved from https://buildonvibe.site/models/claude-4-5-sonnet
BibTeX
@misc{bov-models-claude-4-5-sonnet,
title = {Claude 4.5 Sonnet The current state of the art in coding.},
author = {Build on Vibe Editorial},
year = {2026},
url = {https://buildonvibe.site/models/claude-4-5-sonnet},
note = {Build on Vibe}
}