prices synced 2026-07-28

Claude Instant

retired

Anthropic · Released Mar 2023

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Anthropic's original fast-and-cheap tier, predating Haiku. Repriced from $1.63/$5.51 to $0.80/$2.40 in late 2023.

Input / 1M

$0.8

Output / 1M

$2.40

Cached input / 1M

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Context window

100K

Price history

Input (solid)Output (dashed)
Price per 1M tokens over timeOutput went from $5.51 to $2.40; Input went from $1.63 to $0.8 between Mar 2023 and Nov 2023.$0$2.00$4.00$6.00Output on 14 Mar 2023: $5.51Output on 21 Nov 2023: $2.40Out $2.40Input on 14 Mar 2023: $1.63Input on 21 Nov 2023: $0.8In $0.8Mar 2023Nov 2023

Price change

30d
in — out —
90d
in — out —
1y
in — out —
Since launch
in decreased 50.9% out decreased 56.4%

Snapshots

Effective Input Output Cached in Note Source
21 Nov 2023 $0.8 $2.40 — Repriced alongside Claude 2.1; value confirmed via Wayback (old $1.63/$5.51 at 2023-11-17, new $0.80/$2.40 by 2024-01-16); exact date falls in that capture gap, consistent with the 2023-11-21 Claude 2.1 release anthropic.com/pricing
14 Mar 2023 $1.63 $5.51 — Rate appears in Anthropic's April 2023 pricing PDF; dated to the Claude API launch anthropic.com/pricing

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