The 2.1.296 entry says Claude Code's /cost, status line, --max-budget-usd and SDK cost figures now price Sonnet 5.5 cache reads at $0.10 per million tokens, and gives the old figure as $0.20. The 2.1.284 entry from September 28 listed the…
In the News: October 9, 2026 (Extra 3)
Sonnet 5.5 cache reads now cost $0.10 per million tokens, down from $0.20 at launch, and Codex adds an Ultrafast mode for GPT-6.1 Sol.
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Sonnet 5.5 cache reads are now $0.10 per million tokens, half the launch price
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Codex gets an Ultrafast mode for GPT-6.1 Sol, limited to the $500 Pro plan and eligible business plans
The entry says Ultrafast mode speeds up token generation with GPT-6.1 Sol in Codex and ChatGPT Work. It is available on the Pro plan at $500 and on eligible Enterprise and Edu plans.