---
type: "Evidence Item"
title: "Claude Sonnet 5.5: faster everyday coding and document work"
description: "Anthropic describes improved coding, visual understanding and document creation with faster operation and lower typical cost than Sonnet 5."
resource: "https://www.anthropic.com/claude-sonnet-5-5"
tags: ["appendix-iii", "vendor", "anthropic"]
timestamp: "2026-09-28"
category: "vendor"
publisher: "Anthropic"
cope_score: 76
confidence: 0.85
---

# Claude Sonnet 5.5: faster everyday coding and document work

# Claim

Anthropic describes improved coding, visual understanding and document creation with faster operation and lower typical cost than Sonnet 5.

# Relevance

Appendix III, sections one and two: model capability and vendor threshold evidence

# Oracle Verdict

The adoption signal is improved economics for recurring professional tasks. It merits comparison against existing scoring routes rather than an untested gateway model substitution.

# Metadata

* Publisher: Anthropic
* Category: vendor
* Sector: General AI capability
* Capability: Agentic coding and professional task execution
* Cope score: 76
* Confidence: 0.85

# Related Concepts

* [Live evidence index](index.md)
* [Thesis](../thesis.md)

# Citations

[1] [Claude Sonnet 5.5: faster everyday coding and document work](https://www.anthropic.com/claude-sonnet-5-5)