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AI Launch Profile

Claude 3.5 Sonnet

Anthropic launched Claude 3.5 Sonnet, the first release in the Claude 3.5 model family, with strong intelligence, coding, vision, and API availability.

Editorial image for Claude 3.5 Sonnet AI launch

At a glance

Launch Snapshot

Company
Anthropic
Launch date
June 21, 2024
Launch type
Model Release
Category
AI Productivity Tools
Audience
Developers, Enterprises, Researchers
Pricing
Available on free Claude.ai access with higher limits for Pro and Team plans; API pricing launched at published token rates.
Free plan
Yes
API
Yes
Open weights/source
No

Verification & Sources

Evidence state
Recheck due
Source links
2
Freshness
Needs recheck: checked June 8, 2026
Last updated
June 11, 2026
What this evidence state means
Definition
The claim was previously checked, but its review window expired or a material change may have invalidated it.
Required provenance
The prior evidence and check date are retained, together with the expiry or change signal that triggered recheck.
Owner
Kingy freshness queue owner and assigned editorial reviewer
Freshness rule
This is already outside its freshness rule. It must not be presented as current until reviewed against current evidence.
Disputes and corrections
Use “Suggest a correction” on the record. Kingy editorial reviews the cited evidence, records material corrections, and changes or removes the state when it is not supported.
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Kingy Launch Score

7.2 / 10 · Solid

One earned credibility score, computed from cited evidence — not a placeholder. How the Kingy Launch Score works

Why this score

  • Source & verification 7.0/10 — The Anthropic launch post plus the Claude model documentation — two first-party sources. anthropic.com
  • Product evidence 7.5/10 — A model with intelligence, coding, and vision available through free Claude.ai, Pro and Team plans, and the API. platform.claude.com
  • Significance & novelty 7.5/10 — The record frames it as a breakout launch that became a favorite for coding, writing, and analysis workflows and shaped the model landscape through late 2024. anthropic.com
  • Traction signals not scored — insufficient sourced evidence
  • Offer clarity 6.5/10 — Free Claude.ai access with higher limits on Pro and Team; the API launched at published token rates. anthropic.com

Evidence checked 2026-07-11

Kingy AI Take

Anthropic launched Claude 3.5 Sonnet, the first model in that family, with strong intelligence, coding, and vision available on free Claude access, Pro and Team plans, and the API (anthropic.com). Developers and Enterprises got what the record frames as a defining 2024 assistant model. It is now a historical milestone, so teams choosing Claude today should compare current Sonnet and Opus models rather than assume the 2024 release remains the best fit.

Who it is for

Claude users, developers, enterprise teams, writers, analysts, and anyone needing a fast high-quality general assistant.

Traction notes

A breakout model launch that became a favorite for coding, writing, and analysis workflows.

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