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Anthropic API (Claude) Pricing History and Changes

Manually verified audit trail of all pricing changes, plan updates, and feature additions

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May 30, 2026

Verified

Haiku 4.5

Anthropic API (Claude) updated "Haiku 4.5" from $1/mo to Custom

Verified

Opus 4.6

Anthropic API (Claude) updated "Opus 4.6" from $5/mo to Custom

Verified

Sonnet 4.6

Anthropic API (Claude) updated "Sonnet 4.6" from $3/mo to Custom

Verified

Opus 4.7

Anthropic API (Claude) updated "Opus 4.7" from $5/mo to Custom

May 29, 2026

Plan Added

Haiku 4.5$1/mo

Anthropic API (Claude) added a new "Haiku 4.5" plan at $1/mo

Input: $1.00 per million tokensOutput: $5.00 per million tokensFastest and most efficient model

Plan Removed

Max

Anthropic API (Claude) removed the "Max" plan

Plan Added

Opus 4.6$5/mo

Anthropic API (Claude) added a new "Opus 4.6" plan at $5/mo

Input: $5.00 per million tokensOutput: $25.00 per million tokensAnthropic's flagship model (prior to 4.7)

Plan Removed

Enterprise

Anthropic API (Claude) removed the "Enterprise" plan

Plan Removed

Pro

Anthropic API (Claude) removed the "Pro" plan

Plan Removed

Free

Anthropic API (Claude) removed the "Free" plan

Plan Added

Sonnet 4.6$3/mo

Anthropic API (Claude) added a new "Sonnet 4.6" plan at $3/mo

Input: $3.00 per million tokensOutput: $15.00 per million tokensBalanced intelligence and cost-effectiveness

Plan Removed

Team Standard

Anthropic API (Claude) removed the "Team Standard" plan

Plan Added

Opus 4.7$5/mo

Anthropic API (Claude) added a new "Opus 4.7" plan at $5/mo

Input: $5.00 per million tokensOutput: $25.00 per million tokensAnthropic's most capable flagship model

Plan Removed

Team Premium

Anthropic API (Claude) removed the "Team Premium" plan

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