Claude/Flagship

Claude Opus 5

Claude Opus 5 is Claude's most capable model, priced at $5.00/MTok input and $25.00/MTok output with a 1,000K context window.

Input $/MTok

$5.00

Output $/MTok

$25.00

Context window

1,000K

Cache read discount

90% off

Claude Opus 5 pricing breakdown

RateInput $/MTokOutput $/MTok
Standard$5.00$25.00
Cached read (90% off input)$0.50-
Cached write (25% surcharge)$6.25-
Batch (50% off)$2.50$12.50

All rates in USD per million tokens. Prices verified against provider documentation.

Claude Opus 5 task benchmarks

Confidence scores (0-100) and cross-provider rank for each task type. Rank 1 is best across all 20 models.

Not benchmarked. The third-party benchmark source used for confidence scores does not cover Claude models yet. Scores will appear here once independent benchmarks are published.

Claude Opus 5 cost by use case

Estimated cost per API call using default token counts for each workload.

Use caseInput tokensOutput tokensCost / call
Code Generation2,0004,000$0.1100
Unit Test Generation3,0005,000$0.1400
SQL Generation1,5001,000$0.0325
API Generation3,0006,000$0.1650
Code Refactoring4,0004,000$0.1200
Code Review5,0002,000$0.0750
PR Review8,0003,000$0.1150
Security Review6,0002,500$0.0925
Bug Detection5,0002,000$0.0750
Document Summarization10,0001,000$0.0750
PDF Summarization15,0001,500$0.1125
Meeting Notes8,0002,000$0.0900

Monthly cost projections

Projected monthly spend at different call volumes, using code generation as a representative workload (2,000 input / 4,000 output tokens per call).

Calls / monthWithout cachingWith caching (90% read discount)
1K$110$103.7
10K$1,100$1,037
100K$11,000$10,370
500K$55,000$51,850
1M$110,000$103,700

Caching estimate assumes 70% of input tokens are cache reads. Your actual cache hit rate will depend on prompt structure and reuse.

Flagship alternatives to Claude Opus 5

Same-tier models from other providers, sorted by input price.

ModelProviderInput $/MTokOutput $/MTokInput savings
Grok 4.6Grok$2.00$6.0060% cheaper
Grok 4.5Grok$2.00$6.0060% cheaper
GPT 5.6 SolGPT$4.00$20.0020% cheaper
GPT 5.5GPT$5.00$30.00Same price

Track your Claude Opus 5 spend

See exactly how much you spend on Claude Opus 5 and where you can save. Two-line wrapper install, no API keys shared.