Atlas / Anthropic / Claude Haiku 4.5

Claude Haiku 4.5

Fastest Claude model. Optimized for high-throughput tasks like classification, extraction, and chat.

Active Tools Vision

Current pricing

Input

$1.00

Output

$5.00

Cached input

$0.10

per 1M tokens Source ↗

Specifications

Context window

200K tokens

Max output

8.2K tokens

Knowledge cutoff

Aug 2024

Capabilities

✓ Function calling / Tools

✓ Image understanding

✗ Extended thinking / Reasoning

✗ Audio input/output

TierUnitInputCached inputOutputEffectiveSource

Standard Per 1M tokens $1.00 $0.10 $5.00 March 12, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 11, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 10, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 9, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 8, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 7, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 6, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 March 1, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Feb. 22, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Feb. 15, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Feb. 8, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Feb. 1, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Jan. 25, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Jan. 11, 2026 Source

Standard Per 1M tokens $1.00 $0.10 $5.00 Jan. 10, 2026 Source