LLM Comparison

Claude Opus 4.6 (Fast) vs Claude Opus 4.6

Side-by-side specs, pricing & capabilities · Updated April 2026

Price vs Intelligence

8378736863$10.50$37.13$63.75$90.38$117.00Avg Price per M tokensIntelligenceClaude Opus 4.6 (Fast)73 / $90.00Claude Opus 4.673 / $15.00

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2/6 models
Same tier:
 AnthropicClaude Opus 4.6 (Fast)AnthropicClaude Opus 4.6
OrganizationAnthropicAnthropicAnthropicAnthropic
OpenTools Score
73
0.8
73
4.9
FamilyClaudeClaude
StatusCurrentCurrent
Release DateApr 2026Feb 2026
Context Window1.0M tokens1.0M tokens
Input Price$30.00/M tokens$5.00/M tokens
Output Price$150.00/M tokens$25.00/M tokens
Pricing NotesCache read: $3.0000/M tokensCache read: $0.5000/M tokens
Capabilities
textvisioncodetool-use
textvisioncodetool-use
Max Output128K tokens128K tokens
API Identifieranthropic/claude-opus-4.6-fastanthropic/claude-opus-4.6
Benchmarks
MMLU89.889.8
HumanEval91.591.5
MATH84.984.9
GPQA72.472.4
 View Claude Opus 4.6 (Fast)View Claude Opus 4.6

Cost Calculator

Enter your expected monthly token usage to compare costs.

ModelInputOutputTotal / movs Best
Claude Opus 4.6Cheapest$5.00$12.50$17.50—
Claude Opus 4.6 (Fast)$30.00$75.00$105.00+500%

Anthropic

Claude Opus 4.6 (Fast)

Claude Opus 4.6 (Fast) is a multimodal llm from Anthropic. Supports up to 1,000,000 token context window. Achieves 89.8% on MMLU. Available from $30.00/M input tokens.

Anthropic

Claude Opus 4.6

Claude Opus 4.6 is a multimodal llm from Anthropic. Supports up to 1,000,000 token context window. Achieves 89.8% on MMLU. Available from $5.00/M input tokens.

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