OneAPIKey
← Back to all comparisons
Side-by-side

Claude Opus 4.7 vs Claude Haiku 4.5

Anthropic vs Anthropic — head-to-head specs and pricing.

Anthropic
Claude Opus 4.7

Anthropic's most capable model.

Claude Opus is Anthropic's flagship — top-tier reasoning, agentic behavior, 1M context window, native tool use.

Anthropic
Claude Haiku 4.5

Fast and cheap from Anthropic.

Haiku is Anthropic's small model — optimized for throughput and cost.

SpecClaude Opus 4.7Claude Haiku 4.5
ProviderAnthropicAnthropic
Input cost / 1M tokens$18.00$0.96
Output cost / 1M tokens$90.00$4.80
Context window1,000,000 tokens200,000 tokens
Max output tokens32,0008,000
Streaming support
Tool calling
Vision input
JSON mode
StatusACTIVEACTIVE

Use both via OneAPIKey — one key, one bill

OneAPIKey aggregates Anthropic, Anthropic, and 10 more providers behind a single API. Smart Routing automatically picks the best model per request — or you choose explicitly.