Anthropic Models Docs pricing and info update

Anthropic updated the max output and reliable knowledge cutoff information for their models. The max output for some models changed from 64k tokens to 128k tokens. The reliable knowledge cutoff dates also changed.

Apr 24, 2026

At a glance

Decide impact, cost movement, and the next step before reading the full diff.

Affected

Anthropic · claude-api

Pricing Change

Cost impact

Medium · 2/5

Estimated from pricing and window changes

Migration pressure

Low · 0/5

No explicit deadline yet

Next step

Keep monitoring the official rollout

Do this first, then review field-level details

Impact summary

Use explicit levels instead of abstract charts to judge this change.

Cost

Medium

Score 2/540%

Quality

Low

Score 1/520%

Migration

Low

Score 0/50%

Reliability

Low

Score 1/520%

Compliance

Low

Score 0/50%

The updates may affect users who rely on specific output lengths or knowledge cutoff dates for their applications.

Changes

Review changed fields first, then decide whether you need full before/after values.

Before

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After

self.__next_f.push([1,"41:[\"$\",\"tr\",null,{\"className\":\"border-b-0.5 border-border-400 last:border-b-0\",\"children\":[[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":[\"$\",\"strong\",null,{\"className\":\"font-semibold\",\"children\":\"Max output\"}]}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":\"128k tokens\"}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":\"64k tokens\"}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":\"64k tokens\"}]]}]\n42:[\"$\",\"tr\",null,{\"className\":\"border-b-0.5 border-border-400 last:border-b-0\",\"children\":[[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":[\"$\",\"strong\",null,{\"className\":\"font-semibold\",\"children\":\"Reliable knowledge cutoff\"}]}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":[\"Jan 2026\",[\"$\",\"sup\",null,{\"children\":\"2\"}]]}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":[\"Aug 2025\",[\"$\",\"sup\",null,{\"children\":\"2\"}]]}],[\"$\",\"td\",null,{\"className\":\"p-2 first:pl-0 last:pr-0 text-text-200\",\"children\":\"Feb 2025\"}]]}]\n43:[\"$\",\"tr\",null,{\"className\":\"border

Sources

Each source focuses on what it confirms, without repeating the whole article.

docs

Anthropic Models Docs

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