Anthropic ships 1M-context batch mode with 70% discount

Anthropic's API changelog announced batch processing over the full 1M-token context window at a 70% discount, plus prompt-caching improvements. Materially changes the economics of long-document extraction workloads.

Significance 3: Meaningful cost/long-context change but scoped to batch workloads.

Sources

• primary Anthropic API release notes retrieved 2026-08-12

Models

• Claude Opus 4.8

Affected axes

Cost · Long context

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