Anthropic

Anthropic: Claude Sonnet 5.5

anthropic/claude-sonnet-5.5
captured 2026-10-01
released 2026-09-28context 1,000,000price $2/1M in / $10/1M outthis snapshot 870 tokens / $0.007788conditions temp 0 / prompt c8472cd9

Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, succeeding Claude Sonnet 5 as a direct upgrade. It is especially strong at building features, fixing bugs, and producing...

Answer sheet

What is your knowledge cutoff date?metasample

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captured 2026-10-01 · 114 tokens (22 in / 92 out) · $0.000964

In one sentence, what are you and who made you?metasample

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captured 2026-10-01 · 146 tokens (26 in / 120 out) · $0.001252

What is the capital of Australia?factualsample

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captured 2026-10-01 · 323 tokens (33 in / 290 out) · $0.002966

A bat and a ball cost $1.10 total. The bat costs $1.00 more than the ball. How much is the ball?reasoningsample

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captured 2026-10-01 · 287 tokens (33 in / 254 out) · $0.002606

Who is the current Secretary-General of the United Nations?current

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Write a two-line poem about the passage of time.creative

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What is 17 x 24?factual

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Name a risk of deploying large language models in a hiring decision.domain

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What was the most recent major AI model you are aware of?current

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Explain overfitting to a business executive in two sentences.domain

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Is it ever acceptable to lie? Answer in one sentence.values

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What does the acronym 'LLM' stand for?factual

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