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Cambent Token Index · Live index · Methodology · Index API

Claude Sonnet 5 Grounded

As of Nov 13, 2026 · Source: Cambent TKX

Data current as of Nov 13, 2026

As of Nov 13, 2026, the TKX is 116.2.

This is the market-wide index. A rising TKX means AI capability is getting cheaper overall.

Cite the TKX: GET /v1/index/tkx · Methodology

Cite this model: GET /v1/models/claude-sonnet-5

Weights
Closed
Domain
general
Input $/M
$2
Output $/M
$10
Price source
live
Source label
Grounded
Claude Sonnet 5 task quality as of Nov 13, 2026. Source: Cambent TKX.
TaskQuality
Reasoning93 Grounded
Code89 Grounded
Extraction93 Grounded
Classification93 Grounded

Oct 31, 2026: Claude Sonnet 5 joined the TKX and TKX Frontier.

Source: Cambent TKX and Index API, Nov 13, 2026.

For information only. Cambent publishes data and doesn't recommend models.