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Tokenizer — AI news & analysis
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Every Pick Right story tagged tokenizer — 2 articles, newest first. All news →
Claude Haiku 5.5 is a tenth of Haiku 4.5's price — until your prompt passes 100,000 tokens, where it costs five times more
On 7 October 2026 Anthropic launched Claude Haiku 5.5 at $0.10/$0.50 per million tokens and cut Sonnet 5.5's cache read from $0.20 to $0.10. Haiku 5.5 is the first Claude model priced by prompt length: above 100,000 tokens every rate multiplies by five — the steepest long-prompt surcharge any major vendor charges, at the lowest threshold. Because the cliff is measured in Anthropic's newer tokenizer, it arrives at about 77,000 Haiku-4.5-equivalent tokens.
Read story →Claude Sonnet 4.5 has 61 days to live, and the replacement Anthropic names is 13% cheaper — not 33%
On 30 September 2026 Anthropic deprecated claude-sonnet-4-5-20250929 with retirement set for 30 November — 61 days, one day over the 60-day minimum its own policy promises, and the fifth consecutive deprecation to land within two days of that floor. The recommended replacement drops the list price from $3/$15 to $2/$10, but Sonnet 5.5 runs a tokenizer that produces about 30% more tokens for the same text. Net effective saving: about 13%.
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