Model release · curated entry
Claude 3.7 Sonnet puts extended thinking in a commercial model
Claude 3.7 Sonnet and Claude Code
- Date
- February 24, 2025
- Category
- Model release
- Organization / Model
- Anthropic
- Evidence
- 1 source · 1 evidence family
Anthropic combined extended thinking and ordinary answering in one model and shipped the Claude Code research preview alongside. It brought a controllable reasoning budget to commercial models.
Curator's note: Cross-checked against Anthropic's official announcement page.
Curated sources · 1
Cite this page
This page is a curated static snapshot and can be cited directly. Preferred format GB/T 7714—2025 (electronic resource [EB/OL]); the other 5 styles open below, together with the machine-readable files.
GB/T 7714—2025 (electronic resource [EB/OL])
AI 纪年. Claude 3.7 Sonnet 发布，扩展思考进入商用模型[EB/OL]. (2025-02-24)[2026-11-03]. https://aihist.net/e/claude-3-7-2025.html.
APA 7 · American Psychological Association
AI 纪年. (2025, February 24). Claude 3.7 Sonnet 发布，扩展思考进入商用模型 [Web page]. https://aihist.net/e/claude-3-7-2025.html
MLA 9 · Modern Language Association
"Claude 3.7 Sonnet 发布，扩展思考进入商用模型." AI 纪年, 24 Feb. 2025, aihist.net/e/claude-3-7-2025.html. Accessed 3 Nov. 2026.
Chicago 17 · notes-bibliography
AI 纪年. "Claude 3.7 Sonnet 发布，扩展思考进入商用模型." Published Feb. 24, 2025. Accessed Nov. 3, 2026. https://aihist.net/e/claude-3-7-2025.html.
IEEE · citation-reference list
"Claude 3.7 Sonnet 发布，扩展思考进入商用模型," AI 纪年, 24 Feb. 2025. [Online]. Available: https://aihist.net/e/claude-3-7-2025.html. [Accessed: 3 Nov. 2026].
ACM · author-date variant
AI 纪年. February 24, 2025. Claude 3.7 Sonnet 发布，扩展思考进入商用模型. Retrieved November 3, 2026 from https://aihist.net/e/claude-3-7-2025.html.
All six styles come from one template and can be compared word for word. [引用日期], Accessed, urldate and Y2 all carry this page's build date, 2026-11-03 — a static page is an immutable snapshot, so substitute the date you actually consulted it. The address in every style is the archive's canonical page: this English page translates the same snapshot, and the work keeps its name, so one record cites both. For one-click copying use the same entry in the timeline, which takes the day you opened it. Expand the other styles before printing.