Anthropic: Claude Code responds 3x faster, Claude API 1.5x faster via gzip and infra cuts
ClaudeDevs · x · 2026-10-17
Anthropic announced across-the-board latency improvements for Claude. Claude Code now gzips the conversation sent each turn and cloud sessions spin up as you start typing; the Messages API was slimmed down and inbound buffering removed.
Official numbers (Aug→Oct 2026, p90 wait before first token, excluding model time):
- Claude Code local sessions: 4.07s → 1.33s (3x faster)
- Claude Code cloud sessions: 16.99s → 6.00s (2.8x faster)
- Claude chat/Cowork: 3.36s → 2.17s (1.5x faster)
- Claude API (p50, incl. model time): 1.53s → 1.01s (1.5x faster)
Related event: Anthropic Speeds Up Claude Code First Response by 3x(2 posts)→
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